<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BE403243A389357A2C190C8E59060330_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BE403243A389357A2C190C8E59060330" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BE403243A389357A2C190C8E59060330" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BE403243A389357A2C190C8E59060330" xlink:to="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BE403243A389357A2C190C8E59060330" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:label id="lab_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74_label_en-US" xlink:label="lab_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74" xlink:to="lab_us-gaap_StatementTable_F263466EDC342C968FEC0C8E59069D74" xlink:type="arc" />
    <link:label id="lab_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:label id="lab_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC_label_en-US" xlink:label="lab_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC" xlink:to="lab_dei_LegalEntityAxis_1F19115A528C3E09D5940C8E5906D3DC" xlink:type="arc" />
    <link:label id="lab_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265_terseLabel_en-US" xlink:label="lab_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
    <link:label id="lab_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265_label_en-US" xlink:label="lab_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265" xlink:to="lab_dei_EntityDomain_936DDECAC2A050C9D0040C8E59062265" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:label id="lab_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE" xlink:to="lab_us-gaap_StatementLineItems_36FC96FFDC7DB59C564B0C8E590679CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Income</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0" xlink:to="lab_us-gaap_NetIncomeLoss_B84AAEBFF5640BF42A1F0C8E5906F4D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive (loss) income, before tax benefit (expense):</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract_2591148693BD4BF7306F0C8E5906568D" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized holding (losses) gains on securities arising during the period</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_F2DA597FB430F903DE000C8E590697D2" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Less: reclassification adjustment for gains on securities included in net income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_AAFEB1FA35966FAE17C00C8E5906764B" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Unrealized holding losses on derivatives arising during the period</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_C4302B8119C9204EDD630C8E5906485E" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Less: reclassification adjustment for losses on derivatives included in net income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_B3F004F74AF2C50E580F0C8E5906258A" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total other comprehensive (loss) income, before tax benefit (expense)</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_BCCCF84A8EBEB33436230C8E59067F49" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Income tax benefit (expense) related to items of other comprehensive (loss) income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_701F52642BCD6E2CC5040C8E5906FC08" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total other comprehensive (loss) income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_FA6CF19ECFFBFE8C53C10C8E5906C163" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Comprehensive Income</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax_0C1FD02CA4E992BFC9850C8E59065FEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresAbstract_30FE906D71EEB1EEE5923BF53F028051_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_30FE906D71EEB1EEE5923BF53F028051" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_30FE906D71EEB1EEE5923BF53F028051" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_30FE906D71EEB1EEE5923BF53F028051" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract_30FE906D71EEB1EEE5923BF53F028051" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021_terseLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Of Financial Instruments [Table]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021_label_en-US" xlink:label="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Of Financial Instruments [Table]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Of Financial Instruments [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementsOfFinancialInstrumentsTable" xlink:label="loc_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021" xlink:to="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsTable_927C52592E1CA91343B73BF53F029021" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8" xlink:to="lab_us-gaap_FairValueByMeasurementBasisAxis_F891C3B9C7570A43D9603BF53F021FD8" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurement [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F" xlink:to="lab_us-gaap_FairValueDisclosureItemAmountsDomain_5D182A6EB4DD73DF73D53BF53F02613F" xlink:type="arc" />
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6_terseLabel_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Carrying Amount [Member]</link:label>
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6_label_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reported Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6" xlink:to="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_ED6AF6291E0501371A033BF53F0257E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29_terseLabel_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimate of Fair Value Measurement [Member]</link:label>
    <link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29_label_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Estimate of Fair Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29" xlink:to="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_455AC30FD9646BAE703E3BF53F039B29" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_9E3D4BD11ECE7C0535CA3BF53F035694" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Fair Value Hierarchy [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4746C10892401AB4E6253BF53F030281" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 1 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_F08FE7AD7B56BACE205D3BF53F03B709" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 2 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_CBEBD998F351EEF002773BF53F037BA9" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 3 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_4D4AD2E352AC08E67CDE3BF53F0314D8" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833_terseLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Of Financial Instruments [Line Items]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833_label_en-US" xlink:label="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Of Financial Instruments [Line Items]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Of Financial Instruments [Line Items]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems" xlink:label="loc_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833" xlink:to="lab_fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems_42BE43FDBDAECFAF821C3BF53F03E833" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and due from banks</link:label>
    <link:label id="lab_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348_label_en-US" xlink:label="lab_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Due from Banks</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndDueFromBanks" xlink:label="loc_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348" xlink:to="lab_us-gaap_CashAndDueFromBanks_9C74E4CA799B4077ED473BF53F033348" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF_verboseLabel_en-US" xlink:label="lab_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Interest-bearing deposits</link:label>
    <link:label id="lab_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF_label_en-US" xlink:label="lab_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest-bearing Deposits in Banks and Other Financial Institutions</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestBearingDepositsInBanks" xlink:label="loc_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF" xlink:to="lab_us-gaap_InterestBearingDepositsInBanks_EF5ABA6A4217566737663BF53F036ADF" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Securities available for sale, at fair value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C" xlink:to="lab_us-gaap_AvailableForSaleSecurities_17FC94269286591ADF993BF53F03668C" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecurities" xlink:label="loc_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F" xlink:to="lab_us-gaap_HeldToMaturitySecurities_58A26D61C19E079575B33BF53F03CC9F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F_verboseLabel_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other investments</link:label>
    <link:label id="lab_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F_label_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Federal Home Loan Bank Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FederalHomeLoanBankStock" xlink:label="loc_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F" xlink:to="lab_us-gaap_FederalHomeLoanBankStock_75B79C0C0A90090ABAAF3BF53F03E66F" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C_terseLabel_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans Held for sale, Amount</link:label>
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C_label_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Receivable Held-for-sale, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansReceivableHeldForSaleAmount" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C" xlink:to="lab_us-gaap_LoansReceivableHeldForSaleAmount_200ED5B92B6A040B6B253BF53F030D2C" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Net of Deferred Income</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Net of Deferred Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD" xlink:to="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_1B9AC7635752D58B27483BF53F03F8AD" xlink:type="arc" />
    <link:label id="lab_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB_terseLabel_en-US" xlink:label="lab_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deposits</link:label>
    <link:label id="lab_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB_label_en-US" xlink:label="lab_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deposits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Deposits" xlink:label="loc_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB" xlink:to="lab_us-gaap_Deposits_3FABA2EF1DB3DD58CFD23BF53F0311CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term borrowings</link:label>
    <link:label id="lab_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59_label_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59" xlink:to="lab_us-gaap_ShortTermBorrowings_C00D5FF66E466C1B7A553BF53F035B59" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01_verboseLabel_en-US" xlink:label="lab_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Subordinated debt</link:label>
    <link:label id="lab_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01_label_en-US" xlink:label="lab_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subordinated Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubordinatedDebt" xlink:label="loc_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01" xlink:to="lab_us-gaap_SubordinatedDebt_2130902082A97AAC07B13BF53F036D01" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term debt</link:label>
    <link:label id="lab_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF_label_en-US" xlink:label="lab_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLongTermDebt" xlink:label="loc_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF" xlink:to="lab_us-gaap_OtherLongTermDebt_0A9333937E27AFAFAC6D3BF53F03BAAF" xlink:type="arc" />
    <link:label id="lab_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Capital Lease Obligations</link:label>
    <link:label id="lab_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Capital Lease Obligations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CapitalLeaseObligations" xlink:label="loc_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20" xlink:to="lab_us-gaap_CapitalLeaseObligations_F5B5562D7F3494C6C7D43BF53F035A20" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C4DC8EACD8C7D67779700C88C34A19AB_label_en-US" xlink:label="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C4DC8EACD8C7D67779700C88C34A19AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Debt and Equity Securities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C4DC8EACD8C7D67779700C88C34A19AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C4DC8EACD8C7D67779700C88C34A19AB" xlink:to="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C4DC8EACD8C7D67779700C88C34A19AB" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4_terseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities [Table]</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities [Table]</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesTable" xlink:label="loc_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4" xlink:to="lab_fcf_InvestmentSecuritiesTable_DE0EE05136C2EF19238E0C88C34AF2B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Investment Income, Reported Amounts, by Category [Axis]</link:label>
    <link:label id="lab_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="loc_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA" xlink:to="lab_us-gaap_InvestmentTypeAxis_E2B93BA4A3B8BB4870F90C88C34AB3AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Income, Categories [Domain]</link:label>
    <link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176" xlink:to="lab_us-gaap_InvestmentTypeCategorizationMember_6AC29FA6550A19D3830F0C88C34AA176" xlink:type="arc" />
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8_terseLabel_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Government Agency Debt Securities Commercial [Domain]</link:label>
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8_label_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Government Agency Debt Securities Commercial [Domain]</link:label>
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8_documentation_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">US Government Agency Debt Securities Commercial [Domain]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain" xlink:label="loc_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8" xlink:to="lab_fcf_USGovernmentAgencyDebtSecuritiesCommercialDomain_2A32A19D38C579A8DADE0C88C34AA1E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Securities [Member]</link:label>
    <link:label id="lab_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="loc_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F" xlink:to="lab_us-gaap_EquitySecuritiesMember_5306AB547B045084AC5D0C88C34A519F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A_terseLabel_en-US" xlink:label="lab_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Securities [Member]</link:label>
    <link:label id="lab_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A_label_en-US" xlink:label="lab_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtSecuritiesMember" xlink:label="loc_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A" xlink:to="lab_us-gaap_DebtSecuritiesMember_2D80D89A2300F762AC6B0C88C34A962A" xlink:type="arc" />
    <link:label id="lab_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A_terseLabel_en-US" xlink:label="lab_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Collateralized Debt Obligations [Member]</link:label>
    <link:label id="lab_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A_label_en-US" xlink:label="lab_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember" xlink:label="loc_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A" xlink:to="lab_us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember_034173DD4EFA3303C0B90C88C34A459A" xlink:type="arc" />
    <link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Corporate Debt Securities [Member]</link:label>
    <link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE_label_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Corporate Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE" xlink:to="lab_us-gaap_CorporateDebtSecuritiesMember_4787301003F05BB6D0850C88C34A91CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490_terseLabel_en-US" xlink:label="lab_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Obligations of States and Political Subdivisions [Member]</link:label>
    <link:label id="lab_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490_label_en-US" xlink:label="lab_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US States and Political Subdivisions Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490" xlink:to="lab_us-gaap_USStatesAndPoliticalSubdivisionsMember_7DBC7B279D99F959E9840C88C34AE490" xlink:type="arc" />
    <link:label id="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8_terseLabel_en-US" xlink:label="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Government-sponsored Enterprises Debt Securities [Member]</link:label>
    <link:label id="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8_label_en-US" xlink:label="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Government-sponsored Enterprises Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8" xlink:to="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_AE8809E1797F727644170C88C34AA7A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Obligations of U.S. Government-Sponsored Enterprises - Mortgage-Backed Securities - Commercial [Member]</link:label>
    <link:label id="lab_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06_label_en-US" xlink:label="lab_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Mortgage Backed Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06" xlink:to="lab_us-gaap_CommercialMortgageBackedSecuritiesMember_58A5831A957B2A50F2630C88C34A3E06" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36_terseLabel_en-US" xlink:label="lab_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Residential Mortgage Backed Securities [Member]</link:label>
    <link:label id="lab_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36_label_en-US" xlink:label="lab_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Residential Mortgage Backed Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36" xlink:to="lab_us-gaap_ResidentialMortgageBackedSecuritiesMember_1AE882DC5D55AF3868350C88C34ACD36" xlink:type="arc" />
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD_terseLabel_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Government Agencies Residential Mortgage-backed Securities [Member]</link:label>
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD_label_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Government Agency Debt Securities - Residential [Domain]</link:label>
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD_documentation_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">US Government Agency Debt Securities - Residential [Domain]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain" xlink:label="loc_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD" xlink:to="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_1EB7502D8DDB2D9B6D520C88C34ACBFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Axis]</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B" xlink:to="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_B2F0987CD45B50AD73EA0C88C34A857B" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF" xlink:to="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_C1F8D6490FF738463D880C88C34A4ECF" xlink:type="arc" />
    <link:label id="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF_verboseLabel_en-US" xlink:label="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">US Government Agencies Residential Mortgage-backed Securities [Member]</link:label>
    <link:label id="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF_label_en-US" xlink:label="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Government Agencies Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF" xlink:to="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D28731AF957205B29A2D0C88C34A2CAF" xlink:type="arc" />
    <link:label id="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_12E3ACDBB875B4CEBD570C88C34ABEDD_verboseLabel_en-US" xlink:label="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_12E3ACDBB875B4CEBD570C88C34ABEDD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Obligations of U.S. Government-Sponsored Enterprises - Other Government-Sponsored Enterprises [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_12E3ACDBB875B4CEBD570C88C34ABEDD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_12E3ACDBB875B4CEBD570C88C34ABEDD" xlink:to="lab_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_12E3ACDBB875B4CEBD570C88C34ABEDD" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1_terseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities [Line Items]</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities [Line Items]</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities [Line Items]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesLineItems" xlink:label="loc_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1" xlink:to="lab_fcf_InvestmentSecuritiesLineItems_95FA7D4A538F84C3F9030C88C34A88C1" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_6A2AAFF77DEAA340C8CD0C88C34A450E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_A3051D1146C09FBC15FA0C88C34AD9F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_CCCA44936930F161B3120C88C34A8835" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A_negatedLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Gross Unrealized Losses</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_AD94CB13789A19764E540C88C34A5C3A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due within one year, Estimated Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_F2C0A332428E62EDAE270C88C34ABD4A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after one but within five years, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_7836067104EC06CC764B0C88C34A5550" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after one but within five years, Estimated Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_23B93F54044459C346620C88C34AB56E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after five but within ten years, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_4A79FDB82B6F40ADC6AA0C88C34A1135" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after five but within ten years, Estimated Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_7E68713300BE6FD9A7E50C88C34AE0D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after ten years, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, after Ten Years, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_C832F0D828CF451CC8760C88C34ADE2C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after ten years, Estimated Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_B3172432A0C75703EB5F0C88C34A529C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due within one year, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_229C711D5411AF9F96850C88C34ACE84" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Single Maturity Date</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Single Maturity Date</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_6CEF3FB62CBED9CED2FC0C88C34A94D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E948361D005FF2978650C88C34A9157" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_E7E6CE2B66FB147617540C88C34AA48D" xlink:type="arc" />
    <link:label id="lab_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809_label_en-US" xlink:label="lab_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill Disclosure [Abstract]</link:label>
    <link:label id="lab_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809_documentation_en-US" xlink:label="lab_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Goodwill Disclosure [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GoodwillDisclosureAbstract" xlink:label="loc_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809" xlink:to="lab_fcf_GoodwillDisclosureAbstract_0EC77385D226B3F570590C88C59B4809" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C_label_en-US" xlink:label="lab_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillDisclosureTextBlock" xlink:label="loc_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C" xlink:to="lab_us-gaap_GoodwillDisclosureTextBlock_5663F5B021AA7CCF1AE90C88C59BF26C" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F_negatedLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Impaired loans</link:label>
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F_label_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Impaired Loans</link:label>
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net losses on impaired loans still held at the end of the period.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans" xlink:label="loc_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F" xlink:to="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans_A6736965B34D1B66257D0C88C56CCD5F" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08_negatedLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other real estate owned</link:label>
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08_label_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Other Real Estate Owned</link:label>
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net losses on other real estate owned still held at the end of the period</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned" xlink:label="loc_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08" xlink:to="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned_9820D6BAA794BDF01BE60C88C56CCC08" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF_negatedTotalLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Total losses</link:label>
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF_label_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement Of Assets On Nonrecurring Basis Net Loss</link:label>
    <link:label id="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net losses on assets measured on nonrecurring basis.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss" xlink:label="loc_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF" xlink:to="lab_fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss_4778AA9473D11E348FE10C88C56C13FF" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_447A6FEFADD4759F76AD0C88C359ED20_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_447A6FEFADD4759F76AD0C88C359ED20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_447A6FEFADD4759F76AD0C88C359ED20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_447A6FEFADD4759F76AD0C88C359ED20" xlink:to="lab_us-gaap_EarningsPerShareAbstract_447A6FEFADD4759F76AD0C88C359ED20" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D" xlink:to="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_76604AA92DE65E33ED570C88C3591D0D" xlink:type="arc" />
    <link:label id="lab_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5_terseLabel_en-US" xlink:label="lab_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
    <link:label id="lab_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5_label_en-US" xlink:label="lab_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5" xlink:to="lab_us-gaap_RangeAxis_8B3AB26DFC531F9C2BC10C88C3590FA5" xlink:type="arc" />
    <link:label id="lab_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52_terseLabel_en-US" xlink:label="lab_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:label id="lab_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52_label_en-US" xlink:label="lab_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52" xlink:to="lab_us-gaap_RangeMember_4B1DEF8BD81256B16D2A0C88C3591C52" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8_terseLabel_en-US" xlink:label="lab_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
    <link:label id="lab_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8_label_en-US" xlink:label="lab_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8" xlink:to="lab_us-gaap_MinimumMember_33A48E4A6CAC90975CAD0C88C35980B8" xlink:type="arc" />
    <link:label id="lab_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1_terseLabel_en-US" xlink:label="lab_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:label id="lab_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1_label_en-US" xlink:label="lab_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1" xlink:to="lab_us-gaap_MaximumMember_133CDB1E5EBAE4B728C90C88C3591CE1" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive Securities [Axis]</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_DBD97C642992F342C6990C88C359D631" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive Securities, Name [Domain]</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities, Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F" xlink:to="lab_us-gaap_AntidilutiveSecuritiesNameDomain_740B5EB66B88A4C2124F0C88C3591C4F" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock [Member]</link:label>
    <link:label id="lab_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683_label_en-US" xlink:label="lab_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683" xlink:to="lab_us-gaap_RestrictedStockMember_820A9651FC451B6B66370C88C359E683" xlink:type="arc" />
    <link:label id="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB_terseLabel_en-US" xlink:label="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock Units [Member]</link:label>
    <link:label id="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB_label_en-US" xlink:label="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock Units [Member]</link:label>
    <link:label id="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB_documentation_en-US" xlink:label="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restricted Stock Units [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RestrictedStockUnitsMember" xlink:label="loc_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB" xlink:to="lab_fcf_RestrictedStockUnitsMember_1264A745DBE0E952A9320C88C35946EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_637EEEBBC35D80F6C5D80C88C3591EE6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive securities excluded from computation of earnings per share (in shares)</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_16D9B50C4687DA99EF270C88C359EB08" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Net Income, Per Outstanding Unit, Amount</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Net Income, Per Outstanding Unit, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount_2B092B01D43CB27A1BBE0C88C359F727" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D_label_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impairment of Investment Securities Disclosure [Abstract]</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D_documentation_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impairment of Investment Securities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract" xlink:label="loc_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D" xlink:to="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract_7996D3C82BAE009B49EA3BF53F59196D" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB_periodStartLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance, beginning (a)</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E740C87579E9BFA2D1723BF53F59C5AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit losses on debt securities for which other-than-temporary impairment was not previously recognized</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B99C3F8419E69EDFA2813BF53F59AF62" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional credit losses on debt securities for which other-than-temporary impairment was previously recognized</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses_5B32B84FC899500290743BF53F59E285" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_6BEBF70033DAE6D46C183BF53F59A572_periodEndLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_6BEBF70033DAE6D46C183BF53F59A572" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance, ending</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_6BEBF70033DAE6D46C183BF53F59A572" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_6BEBF70033DAE6D46C183BF53F59A572" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_6BEBF70033DAE6D46C183BF53F59A572" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Cash Flows</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Cash Flows</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows_BF9CF3C03EE8C740C18C3BF53F5A53BE" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease)</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease_1E6C71EF35C09945758A3BF53F5AC005" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D306262CF763D34DD1440C88C4B15E2B_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D306262CF763D34DD1440C88C4B15E2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D306262CF763D34DD1440C88C4B15E2B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D306262CF763D34DD1440C88C4B15E2B" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D306262CF763D34DD1440C88C4B15E2B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Table]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC_label_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC" xlink:to="lab_us-gaap_LossContingenciesTable_0D02D5F3B9FC2BCF16310C88C4B1D1DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency Nature [Axis]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367_label_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency Nature [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367" xlink:to="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_D38144F939875A8216210C88C4B1B367" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency, Nature [Domain]</link:label>
    <link:label id="lab_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52_label_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Nature [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52" xlink:to="lab_us-gaap_LossContingencyNatureDomain_B4CC79633FE071F288690C88C4B17C52" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commitments to extend credit [Member]</link:label>
    <link:label id="lab_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E_label_en-US" xlink:label="lab_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments to Extend Credit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsToExtendCreditMember" xlink:label="loc_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E" xlink:to="lab_us-gaap_CommitmentsToExtendCreditMember_8D69DBC25E6FC3390D830C88C4B1215E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial standby letters of credit [Member]</link:label>
    <link:label id="lab_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8_label_en-US" xlink:label="lab_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Standby Letter of Credit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancialStandbyLetterOfCreditMember" xlink:label="loc_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8" xlink:to="lab_us-gaap_FinancialStandbyLetterOfCreditMember_5660A1B8B3662EE086870C88C4B1B3F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Performance standby letters of credit [Member]</link:label>
    <link:label id="lab_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E_label_en-US" xlink:label="lab_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Performance Guarantee [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PerformanceGuaranteeMember" xlink:label="loc_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E" xlink:to="lab_us-gaap_PerformanceGuaranteeMember_8DDC5867075D4464FA110C88C4B1A45E" xlink:type="arc" />
    <link:label id="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261_terseLabel_en-US" xlink:label="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial letters of credit [Member]</link:label>
    <link:label id="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261_label_en-US" xlink:label="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Letters Of Credit [Member]</link:label>
    <link:label id="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261_documentation_en-US" xlink:label="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Commercial letters of credit.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CommercialLettersOfCreditMember" xlink:label="loc_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261" xlink:to="lab_fcf_CommercialLettersOfCreditMember_FF0CA756B144CF575FF40C88C4B1B261" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Line Items]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A_label_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A" xlink:to="lab_us-gaap_LossContingenciesLineItems_B13401F48052C6A4AAF00C88C4B15A4A" xlink:type="arc" />
    <link:label id="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C_terseLabel_en-US" xlink:label="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial instrument of credit risk</link:label>
    <link:label id="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C_label_en-US" xlink:label="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notional Amount Of Commitments And Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C_documentation_en-US" xlink:label="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Notional amount of outstanding commitments and letters of credit.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NotionalAmountOfCommitmentsAndLettersOfCredit" xlink:label="loc_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C" xlink:to="lab_fcf_NotionalAmountOfCommitmentsAndLettersOfCredit_258B4FC21EBDFA3897D30C88C4B13D7C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Trading Securities and Other Trading Assets [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33_label_en-US" xlink:label="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Securities [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33" xlink:to="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_462D55C192F4A2B78B3F0C88C4533F33" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_8F906E51ED09E6E1D1ED0C88C453FA73_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_8F906E51ED09E6E1D1ED0C88C453FA73" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_8F906E51ED09E6E1D1ED0C88C453FA73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_8F906E51ED09E6E1D1ED0C88C453FA73" xlink:to="lab_us-gaap_FairValueByMeasurementBasisAxis_8F906E51ED09E6E1D1ED0C88C453FA73" xlink:type="arc" />
    <link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0_terseLabel_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Portion at Fair Value Measurement [Member]</link:label>
    <link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0_label_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Portion at Fair Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0" xlink:to="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_25399628EAA914F6DBE90C88C453A0B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EFA601967A3672968B0F0C88C4539750_verboseLabel_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EFA601967A3672968B0F0C88C4539750" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Reported Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EFA601967A3672968B0F0C88C4539750" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EFA601967A3672968B0F0C88C4539750" xlink:to="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EFA601967A3672968B0F0C88C4539750" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liability Class [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C_label_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liability Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C" xlink:to="lab_us-gaap_FairValueByLiabilityClassAxis_B210FE96B18E816BFA3A0C88C4532B5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value by Liability Class [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value by Liability Class [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125" xlink:to="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7F44D0095222C7F630590C88C4539125" xlink:type="arc" />
    <link:label id="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E_terseLabel_en-US" xlink:label="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimate of Future Cash Flow [Axis]</link:label>
    <link:label id="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E_label_en-US" xlink:label="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Estimate of Future Cash Flow [Axis]</link:label>
    <link:label id="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E_documentation_en-US" xlink:label="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Estimate of Future Cash Flow [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_EstimateOfFutureCashFlowAxis" xlink:label="loc_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E" xlink:to="lab_fcf_EstimateOfFutureCashFlowAxis_181C01BBF630AE6EB5620C88C463429E" xlink:type="arc" />
    <link:label id="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07_terseLabel_en-US" xlink:label="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimate of Future Cash Flow [Domain]</link:label>
    <link:label id="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07_label_en-US" xlink:label="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Estimate of Future Cash Flow [Domain]</link:label>
    <link:label id="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07_documentation_en-US" xlink:label="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Estimate of Future Cash Flow [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_EstimateOfFutureCashFlowDomain" xlink:label="loc_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07" xlink:to="lab_fcf_EstimateOfFutureCashFlowDomain_C1B7729EDE7786A557450C88C463FD07" xlink:type="arc" />
    <link:label id="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654_terseLabel_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 1 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654_label_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 1 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654_documentation_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 1 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AssetSizeAndCouponRate1Member" xlink:label="loc_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654" xlink:to="lab_fcf_AssetSizeAndCouponRate1Member_6BD1CE9889B8FF39A09A0C88C463F654" xlink:type="arc" />
    <link:label id="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890_terseLabel_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 2 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890_label_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 2 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890_documentation_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 2 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AssetSizeAndCouponRate2Member" xlink:label="loc_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890" xlink:to="lab_fcf_AssetSizeAndCouponRate2Member_834A5E631A99E4A3B02F0C88C4632890" xlink:type="arc" />
    <link:label id="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6_terseLabel_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 3 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6_label_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 3 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6_documentation_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 3 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AssetSizeAndCouponRate3Member" xlink:label="loc_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6" xlink:to="lab_fcf_AssetSizeAndCouponRate3Member_E98D0A1C65D1FC2615400C88C46369B6" xlink:type="arc" />
    <link:label id="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C_terseLabel_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 4 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C_label_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 4 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C_documentation_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 4 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AssetSizeAndCouponRate4Member" xlink:label="loc_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C" xlink:to="lab_fcf_AssetSizeAndCouponRate4Member_F37D1A78D12226029C570C88C4632F7C" xlink:type="arc" />
    <link:label id="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153_terseLabel_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 5 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153_label_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 5 [Member]</link:label>
    <link:label id="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153_documentation_en-US" xlink:label="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Size and Coupon Rate 5 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AssetSizeAndCouponRate5Member" xlink:label="loc_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153" xlink:to="lab_fcf_AssetSizeAndCouponRate5Member_19B73C91A21E98AD28780C88C4637153" xlink:type="arc" />
    <link:label id="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C_terseLabel_en-US" xlink:label="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trust preferred collateralized debt obligations [Member]</link:label>
    <link:label id="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C_label_en-US" xlink:label="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Collateralized Debt Obligations [Member]</link:label>
    <link:label id="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C_documentation_en-US" xlink:label="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust preferred collateralized debt obligations.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_TrustPreferredCollateralizedDebtObligationsMember" xlink:label="loc_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C" xlink:to="lab_fcf_TrustPreferredCollateralizedDebtObligationsMember_C25CC4CB2BF48EF166C10C88C463821C" xlink:type="arc" />
    <link:label id="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F_terseLabel_en-US" xlink:label="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Securities [Member]</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F_label_en-US" xlink:label="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Securities [Member]</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F_documentation_en-US" xlink:label="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Securities [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PooledTrustPreferredSecuritiesMember" xlink:label="loc_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F" xlink:to="lab_fcf_PooledTrustPreferredSecuritiesMember_284A648252E18D794FE00C88C463972F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Trading Securities and Other Trading Assets [Line Items]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Trading Securities and Other Trading Assets [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E" xlink:to="lab_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_A502CCA59D4EAD070F280C88C463EE4E" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other than temporary impairment charges recognized</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_988208F54F99A946B9520C88C463E89B" xlink:type="arc" />
    <link:label id="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5_terseLabel_en-US" xlink:label="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percent of Unrealized Losses</link:label>
    <link:label id="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5_label_en-US" xlink:label="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percent of Unrealized Losses</link:label>
    <link:label id="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5_documentation_en-US" xlink:label="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percent of Unrealized Losses</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PercentOfUnrealizedLosses" xlink:label="loc_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5" xlink:to="lab_fcf_PercentOfUnrealizedLosses_79B0A45F6F7B2CC874EA0C88C463D8B5" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Continuous Unrealized Loss Position, Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_FA29C1A30198896CDDB10C88C463AAEB" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD_terseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_43E3DFED710CDB2A3F7D0C88C463B6DD" xlink:type="arc" />
    <link:label id="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937_terseLabel_en-US" xlink:label="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of banks and other financial institutions comprising the security</link:label>
    <link:label id="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937_label_en-US" xlink:label="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Banks And Other Financial Institutions Comprising Security</link:label>
    <link:label id="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937_documentation_en-US" xlink:label="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of banks and other financial institutions comprising the security.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity" xlink:label="loc_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937" xlink:to="lab_fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity_9AA4F4F41BBB6830A7300C88C4632937" xlink:type="arc" />
    <link:label id="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA_terseLabel_en-US" xlink:label="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number Of Pooled Securities with No Senior Class</link:label>
    <link:label id="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA_label_en-US" xlink:label="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Pooled Securities with No Senior Class</link:label>
    <link:label id="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA_documentation_en-US" xlink:label="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Pooled Securities with No Senior Class</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NumberOfPooledSecuritiesWithNoSeniorClass" xlink:label="loc_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA" xlink:to="lab_fcf_NumberOfPooledSecuritiesWithNoSeniorClass_9D3D9F4E982C7C2E0C440C88C463DBCA" xlink:type="arc" />
    <link:label id="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27_terseLabel_en-US" xlink:label="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subordinated tranches range</link:label>
    <link:label id="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27_label_en-US" xlink:label="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subordinated Tranches Range</link:label>
    <link:label id="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27_documentation_en-US" xlink:label="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Subordinated tranches range.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_SubordinatedTranchesRange" xlink:label="loc_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27" xlink:to="lab_fcf_SubordinatedTranchesRange_256D2C05CDCDA9F7AB450C88C4638D27" xlink:type="arc" />
    <link:label id="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2_terseLabel_en-US" xlink:label="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total principal amount of the respective securities</link:label>
    <link:label id="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2_label_en-US" xlink:label="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage Of Principal Amount In Pooled Security Securities</link:label>
    <link:label id="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2_documentation_en-US" xlink:label="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of principal amount in pooled security securities.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities" xlink:label="loc_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2" xlink:to="lab_fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities_F0AAF5E23360D9DB894F0C88C4633CA2" xlink:type="arc" />
    <link:label id="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8_terseLabel_en-US" xlink:label="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of securities with no excess subordination</link:label>
    <link:label id="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8_label_en-US" xlink:label="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Securities with No Excess Subordination</link:label>
    <link:label id="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8_documentation_en-US" xlink:label="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of Securities with No Excess Subordination</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NumberOfSecuritiesWithNoExcessSubordination" xlink:label="loc_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8" xlink:to="lab_fcf_NumberOfSecuritiesWithNoExcessSubordination_B290F5AD00BB5EE29F790C88C463F9E8" xlink:type="arc" />
    <link:label id="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F_terseLabel_en-US" xlink:label="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of Securities with Excess Subordination</link:label>
    <link:label id="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F_label_en-US" xlink:label="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Securities with Excess Subordination</link:label>
    <link:label id="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F_documentation_en-US" xlink:label="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of Securities with Excess Subordination</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NumberOfSecuritiesWithExcessSubordination" xlink:label="loc_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F" xlink:to="lab_fcf_NumberOfSecuritiesWithExcessSubordination_4BF01CA63F2A0894B5AD0C88C463852F" xlink:type="arc" />
    <link:label id="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893_verboseLabel_en-US" xlink:label="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Excess subordination as a percentage of current performing collateral</link:label>
    <link:label id="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893_label_en-US" xlink:label="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Subordination As Percentage Of Current Performing Collateral</link:label>
    <link:label id="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893_documentation_en-US" xlink:label="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Excess subordination as a percentage of current performing collateral.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral" xlink:label="loc_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893" xlink:to="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_AD43278717993FCE71FD0C88C4630893" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C_terseLabel_en-US" xlink:label="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Collateral issued by financial institutions</link:label>
    <link:label id="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C_label_en-US" xlink:label="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Collateral</link:label>
    <link:label id="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C_documentation_en-US" xlink:label="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Collateral</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueInputsCollateral" xlink:label="loc_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C" xlink:to="lab_fcf_FairValueInputsCollateral_9213DA931098185181420C88C463441C" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4_terseLabel_en-US" xlink:label="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Coupon rate</link:label>
    <link:label id="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4_label_en-US" xlink:label="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Coupon Rate</link:label>
    <link:label id="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4_documentation_en-US" xlink:label="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Coupon Rate</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueInputsCouponRate" xlink:label="loc_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4" xlink:to="lab_fcf_FairValueInputsCouponRate_36F8A1121186B73490AC0C88C463E1E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepayment rate</link:label>
    <link:label id="lab_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874_label_en-US" xlink:label="lab_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Prepayment Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsPrepaymentRate" xlink:label="loc_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874" xlink:to="lab_us-gaap_FairValueInputsPrepaymentRate_AAF3F1F097EC437749210C88C463D874" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4_terseLabel_en-US" xlink:label="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Inputs , Prepayment Rate Year One and Two</link:label>
    <link:label id="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4_label_en-US" xlink:label="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs , Prepayment Rate Year One and Two</link:label>
    <link:label id="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4_documentation_en-US" xlink:label="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Inputs , Prepayment Rate Year One and Two</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueInputsPrepaymentRateYearOneAndTwo" xlink:label="loc_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4" xlink:to="lab_fcf_FairValueInputsPrepaymentRateYearOneAndTwo_1BF4CD8FD6A3EC3137E10C88C4636CA4" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090_terseLabel_en-US" xlink:label="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Inputs , Prepayment Rate After Year Two</link:label>
    <link:label id="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090_label_en-US" xlink:label="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs , Prepayment Rate After Year Two</link:label>
    <link:label id="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090_documentation_en-US" xlink:label="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Inputs , Prepayment Rate After Year Two</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueInputsPrepaymentRateAfterYearTwo" xlink:label="loc_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090" xlink:to="lab_fcf_FairValueInputsPrepaymentRateAfterYearTwo_23D3CBD5F7E9F3AA0FE70C88C4632090" xlink:type="arc" />
    <link:label id="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E_terseLabel_en-US" xlink:label="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probability of default</link:label>
    <link:label id="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E_label_en-US" xlink:label="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Probability Of Default</link:label>
    <link:label id="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E_documentation_en-US" xlink:label="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Probability of default.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ProbabilityOfDefault" xlink:label="loc_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E" xlink:to="lab_fcf_ProbabilityOfDefault_443321674BE650B64ADA0C88C4630A3E" xlink:type="arc" />
    <link:label id="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05_terseLabel_en-US" xlink:label="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Projected recovery rate</link:label>
    <link:label id="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05_label_en-US" xlink:label="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Projected Recovery Rate</link:label>
    <link:label id="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05_documentation_en-US" xlink:label="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Projected recovery rate.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ProjectedRecoveryRate" xlink:label="loc_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05" xlink:to="lab_fcf_ProjectedRecoveryRate_3BED733429902629BFFD0C88C463AB05" xlink:type="arc" />
    <link:label id="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B_terseLabel_en-US" xlink:label="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probability percentage assigned to default bank subject to market indicators</link:label>
    <link:label id="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B_label_en-US" xlink:label="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Probability Percentage Assigned To Default Bank Subject To Market Indicators</link:label>
    <link:label id="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B_documentation_en-US" xlink:label="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Probability percentage assigned to default bank subject to market indicators.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators" xlink:label="loc_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B" xlink:to="lab_fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators_1F147773EFF29777DD890C88C463419B" xlink:type="arc" />
    <link:label id="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E_terseLabel_en-US" xlink:label="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probability percentage assigned to default bank</link:label>
    <link:label id="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E_label_en-US" xlink:label="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Probability Percentage Assigned To Default Bank</link:label>
    <link:label id="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E_documentation_en-US" xlink:label="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Probability percentage assigned to default bank.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ProbabilityPercentageAssignedToDefaultBank" xlink:label="loc_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E" xlink:to="lab_fcf_ProbabilityPercentageAssignedToDefaultBank_6F38E925B42B43EF57210C88C4631E7E" xlink:type="arc" />
    <link:label id="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285_terseLabel_en-US" xlink:label="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probabilities for performing collateral range</link:label>
    <link:label id="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285_label_en-US" xlink:label="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Probabilities For Performing Collateral Range</link:label>
    <link:label id="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285_documentation_en-US" xlink:label="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Probabilities for performing collateral range.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ProbabilitiesForPerformingCollateralRange" xlink:label="loc_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285" xlink:to="lab_fcf_ProbabilitiesForPerformingCollateralRange_ABB05D2DC9EA5E643FBB0C88C463F285" xlink:type="arc" />
    <link:label id="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8_terseLabel_en-US" xlink:label="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of Current Performing Collateral</link:label>
    <link:label id="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8_label_en-US" xlink:label="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available For Sale Securities In Unrealized Loss Percentage</link:label>
    <link:label id="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8_documentation_en-US" xlink:label="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Available-for-sale, securities in unrealized loss, percentage.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage" xlink:label="loc_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8" xlink:to="lab_fcf_AvailableForSaleSecuritiesInUnrealizedLossPercentage_C9A0638398F67C9D0B5E0C88C46302E8" xlink:type="arc" />
    <link:label id="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD_terseLabel_en-US" xlink:label="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Excess present value of future cash flows over our current book value</link:label>
    <link:label id="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD_label_en-US" xlink:label="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Present Value Of Future Cash Flows Over Our Current Book Value</link:label>
    <link:label id="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD_documentation_en-US" xlink:label="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Excess present value of future cash flows over our current book value.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue" xlink:label="loc_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD" xlink:to="lab_fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue_680A3E30B7650F953AF20C88C463C1FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_FederalHomeLoanBankStock_481F2DB6FFE539AE780B0C88C463ADFA_terseLabel_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankStock_481F2DB6FFE539AE780B0C88C463ADFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Federal Home Loan Bank Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FederalHomeLoanBankStock" xlink:label="loc_us-gaap_FederalHomeLoanBankStock_481F2DB6FFE539AE780B0C88C463ADFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FederalHomeLoanBankStock_481F2DB6FFE539AE780B0C88C463ADFA" xlink:to="lab_us-gaap_FederalHomeLoanBankStock_481F2DB6FFE539AE780B0C88C463ADFA" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB_terseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities in Unrealized Loss Position, Qualitative Disclosure, Number of Positions, Total</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities in Unrealized Loss Position, Qualitative Disclosure, Number of Positions, Total</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities in Unrealized Loss Position, Qualitative Disclosure, Number of Positions, Total</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal" xlink:label="loc_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB" xlink:to="lab_fcf_InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal_ECF01A0CF48F254905280C88C46364AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commitments and Contingent Liabilities</link:label>
    <link:label id="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7_label_en-US" xlink:label="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments Contingencies and Guarantees [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock" xlink:label="loc_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7" xlink:to="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_102AFB5C1D9145DF2D8D0C88C2DAB7B7" xlink:type="arc" />
    <link:label id="lab_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A_label_en-US" xlink:label="lab_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Information [Abstract]</link:label>
    <link:label id="lab_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A_documentation_en-US" xlink:label="lab_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Additional Information [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AdditionalInformationAbstract" xlink:label="loc_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A" xlink:to="lab_fcf_AdditionalInformationAbstract_528F7D4B8D6E96965C28453422C5C24A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8_terseLabel_en-US" xlink:label="lab_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Management Fees, Incentive Revenue</link:label>
    <link:label id="lab_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8_label_en-US" xlink:label="lab_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Management Fees, Incentive Revenue</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ManagementFeesIncentiveRevenue" xlink:label="loc_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8" xlink:to="lab_us-gaap_ManagementFeesIncentiveRevenue_49300E04889DA42D96C245352184D0D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0_terseLabel_en-US" xlink:label="lab_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Brokerage Commissions Revenue</link:label>
    <link:label id="lab_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0_label_en-US" xlink:label="lab_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brokerage Commissions Revenue</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BrokerageCommissionsRevenue" xlink:label="loc_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0" xlink:to="lab_us-gaap_BrokerageCommissionsRevenue_AFE66DD746D695982ACA4535E232C5A0" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities [Abstract]</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesAbstract" xlink:label="loc_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F" xlink:to="lab_fcf_InvestmentSecuritiesAbstract_E39A2D0EAD2C2DFC8C690C88C2EA281F" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]</link:label>
    <link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929_label_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929" xlink:to="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_8C0F865EA276EE44D2080C88C2EAF929" xlink:type="arc" />
    <link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_BF2AAED0091DCFAF87D60C88C56C39BF_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_BF2AAED0091DCFAF87D60C88C56C39BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_BF2AAED0091DCFAF87D60C88C56C39BF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_BF2AAED0091DCFAF87D60C88C56C39BF" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_BF2AAED0091DCFAF87D60C88C56C39BF" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis of Presentation</link:label>
    <link:label id="lab_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C_label_en-US" xlink:label="lab_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Description and Basis of Presentation [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock" xlink:label="loc_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C" xlink:to="lab_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_C1EA78DB2403BE6361F80C88C56C638C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_57C93C4B4834027E1C0B0C88C59BCA2F_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_57C93C4B4834027E1C0B0C88C59BCA2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments and Hedging Activities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_57C93C4B4834027E1C0B0C88C59BCA2F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_57C93C4B4834027E1C0B0C88C59BCA2F" xlink:to="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_57C93C4B4834027E1C0B0C88C59BCA2F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivatives</link:label>
    <link:label id="lab_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92_label_en-US" xlink:label="lab_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivatives and Fair Value [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativesAndFairValueTextBlock" xlink:label="loc_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92" xlink:to="lab_us-gaap_DerivativesAndFairValueTextBlock_F328CD94CEC5C0C8D4410C88C59BEB92" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableDisclosureAbstract_AA9AE7F2387E6FBD79BD0C88C43408B2_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableDisclosureAbstract_AA9AE7F2387E6FBD79BD0C88C43408B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableDisclosureAbstract" xlink:label="loc_us-gaap_LoansAndLeasesReceivableDisclosureAbstract_AA9AE7F2387E6FBD79BD0C88C43408B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableDisclosureAbstract_AA9AE7F2387E6FBD79BD0C88C43408B2" xlink:to="lab_us-gaap_LoansAndLeasesReceivableDisclosureAbstract_AA9AE7F2387E6FBD79BD0C88C43408B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0" xlink:to="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1F7EA50E1B7F9758993B0C88C4340EE0" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_915F3414C788D4F0D9D70C88C4347AE1" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:label id="lab_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384" xlink:to="lab_us-gaap_SegmentDomain_24CE2868474AEFA340030C88C434A384" xlink:type="arc" />
    <link:label id="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2_terseLabel_en-US" xlink:label="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Originated Loans [Member]</link:label>
    <link:label id="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2_label_en-US" xlink:label="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Originated Loans [Member]</link:label>
    <link:label id="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2_documentation_en-US" xlink:label="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Originated Loans [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OriginatedLoansMember" xlink:label="loc_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2" xlink:to="lab_fcf_OriginatedLoansMember_B189B2A5BE4227293A0C0C88C43407F2" xlink:type="arc" />
    <link:label id="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5_terseLabel_en-US" xlink:label="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquired Loans [Member]</link:label>
    <link:label id="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5_label_en-US" xlink:label="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Loans [Member]</link:label>
    <link:label id="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5_documentation_en-US" xlink:label="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Acquired Loans [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AcquiredLoansMember" xlink:label="loc_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5" xlink:to="lab_fcf_AcquiredLoansMember_33BD63EB16417974F79C0C88C434FFE5" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_0780AD4E059EAC7511D10C88C434A00D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_F936B734AC24884A7B8A0C88C434F862" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial, financial, agricultural and other [Member]</link:label>
    <link:label id="lab_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63_label_en-US" xlink:label="lab_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Loan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommercialLoanMember" xlink:label="loc_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63" xlink:to="lab_us-gaap_CommercialLoanMember_3FAB5E527B0F284028DD0C88C434AD63" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D_terseLabel_en-US" xlink:label="lab_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Real estate construction [Member]</link:label>
    <link:label id="lab_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D_label_en-US" xlink:label="lab_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Construction Loans [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConstructionLoansMember" xlink:label="loc_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D" xlink:to="lab_us-gaap_ConstructionLoansMember_57C0C2EFCA7931312BA50C88C434063D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4_terseLabel_en-US" xlink:label="lab_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Residential real estate [Member]</link:label>
    <link:label id="lab_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4_label_en-US" xlink:label="lab_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Residential Real Estate [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ResidentialRealEstateMember" xlink:label="loc_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4" xlink:to="lab_us-gaap_ResidentialRealEstateMember_08417BE11B199EA2216F0C88C43414C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Real Estate [Member]</link:label>
    <link:label id="lab_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF_label_en-US" xlink:label="lab_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Real Estate [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommercialRealEstateMember" xlink:label="loc_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF" xlink:to="lab_us-gaap_CommercialRealEstateMember_44A0B212F5506921E5160C88C43426EF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C_terseLabel_en-US" xlink:label="lab_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans to individuals [Member]</link:label>
    <link:label id="lab_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C_label_en-US" xlink:label="lab_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consumer Loan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsumerLoanMember" xlink:label="loc_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C" xlink:to="lab_us-gaap_ConsumerLoanMember_065EF38628EBC84E879C0C88C4346E5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC_terseLabel_en-US" xlink:label="lab_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Internal Credit Assessment [Axis]</link:label>
    <link:label id="lab_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC_label_en-US" xlink:label="lab_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Internal Credit Assessment [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InternalCreditAssessmentAxis" xlink:label="loc_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC" xlink:to="lab_us-gaap_InternalCreditAssessmentAxis_42DBFD24AF669EA2FA8A0C88C43447EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109_terseLabel_en-US" xlink:label="lab_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Internal Credit Assessment [Domain]</link:label>
    <link:label id="lab_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109_label_en-US" xlink:label="lab_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Internal Credit Assessment [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InternalCreditAssessmentDomain" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109" xlink:to="lab_us-gaap_InternalCreditAssessmentDomain_3E81EC104694E62516050C88C4342109" xlink:type="arc" />
    <link:label id="lab_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50_terseLabel_en-US" xlink:label="lab_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pass [Member]</link:label>
    <link:label id="lab_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50_label_en-US" xlink:label="lab_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pass [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PassMember" xlink:label="loc_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50" xlink:to="lab_us-gaap_PassMember_93C365F4A8B21CAF58BA0C88C434DA50" xlink:type="arc" />
    <link:label id="lab_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA_terseLabel_en-US" xlink:label="lab_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Special Mention [Member]</link:label>
    <link:label id="lab_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA_label_en-US" xlink:label="lab_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Special Mention [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SpecialMentionMember" xlink:label="loc_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA" xlink:to="lab_us-gaap_SpecialMentionMember_CB820BAA7CBC556A5DB00C88C43412BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B_terseLabel_en-US" xlink:label="lab_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Substandard [Member]</link:label>
    <link:label id="lab_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B_label_en-US" xlink:label="lab_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Substandard [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubstandardMember" xlink:label="loc_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B" xlink:to="lab_us-gaap_SubstandardMember_CC5530F9C24D30F8CD050C88C434573B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8_terseLabel_en-US" xlink:label="lab_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Doubtful [Member]</link:label>
    <link:label id="lab_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8_label_en-US" xlink:label="lab_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Doubtful [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DoubtfulMember" xlink:label="loc_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8" xlink:to="lab_us-gaap_DoubtfulMember_4C9699170B66B9AE02430C88C43425E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841_terseLabel_en-US" xlink:label="lab_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Criticized [Member]</link:label>
    <link:label id="lab_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841_label_en-US" xlink:label="lab_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Criticized [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CriticizedMember" xlink:label="loc_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841" xlink:to="lab_us-gaap_CriticizedMember_5876B144FA3227236E8D0C88C4344841" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
    <link:label id="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5_label_en-US" xlink:label="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5" xlink:to="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_2D6DE56AA02F81649EA40C88C43406D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Gross</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableGrossCarryingAmount" xlink:label="loc_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F" xlink:to="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_DA3E1BC88F0EED48EB380C88C434CF4F" xlink:type="arc" />
    <link:label id="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670_terseLabel_en-US" xlink:label="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Charge-offs [Axis]</link:label>
    <link:label id="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670_label_en-US" xlink:label="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Charge-offs [Axis]</link:label>
    <link:label id="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670_documentation_en-US" xlink:label="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Charge-offs [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ChargeoffsAxis" xlink:label="loc_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670" xlink:to="lab_fcf_ChargeoffsAxis_DA7CB328D686A42AA9B1452165D77670" xlink:type="arc" />
    <link:label id="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0_terseLabel_en-US" xlink:label="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Charge-offs [Domain]</link:label>
    <link:label id="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0_label_en-US" xlink:label="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Charge-offs [Domain]</link:label>
    <link:label id="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0_documentation_en-US" xlink:label="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Charge-offs [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ChargeoffsDomain" xlink:label="loc_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0" xlink:to="lab_fcf_ChargeoffsDomain_C8113428AA0E6B76DEFE452165D7B2B0" xlink:type="arc" />
    <link:label id="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0_terseLabel_en-US" xlink:label="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonperforming Loans [Axis]</link:label>
    <link:label id="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0_label_en-US" xlink:label="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonperforming Loans [Axis]</link:label>
    <link:label id="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0_documentation_en-US" xlink:label="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Nonperforming Loans [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonperformingLoansAxis" xlink:label="loc_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0" xlink:to="lab_fcf_NonperformingLoansAxis_D2F22399BF3B97025EAD452165D785E0" xlink:type="arc" />
    <link:label id="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1_terseLabel_en-US" xlink:label="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonperforming Loans [Domain]</link:label>
    <link:label id="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1_label_en-US" xlink:label="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonperforming Loans [Domain]</link:label>
    <link:label id="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1_documentation_en-US" xlink:label="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Nonperforming Loans [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonperformingLoansDomain" xlink:label="loc_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1" xlink:to="lab_fcf_NonperformingLoansDomain_66EAC706D90857702E9E452165D7C8D1" xlink:type="arc" />
    <link:label id="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097_terseLabel_en-US" xlink:label="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual Loans Paid Off [Axis]</link:label>
    <link:label id="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097_label_en-US" xlink:label="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonaccrual Loans Paid Off [Axis]</link:label>
    <link:label id="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097_documentation_en-US" xlink:label="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Nonaccrual Loans Paid Off [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonaccrualLoansPaidOffAxis" xlink:label="loc_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097" xlink:to="lab_fcf_NonaccrualLoansPaidOffAxis_D341F960EC1C1BF393B5452165D7C097" xlink:type="arc" />
    <link:label id="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD_terseLabel_en-US" xlink:label="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual Loans Paid Off [Domain]</link:label>
    <link:label id="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD_label_en-US" xlink:label="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonaccrual Loans Paid Off [Domain]</link:label>
    <link:label id="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD_documentation_en-US" xlink:label="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Nonaccrual Loans Paid Off [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonaccrualLoansPaidOffDomain" xlink:label="loc_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD" xlink:to="lab_fcf_NonaccrualLoansPaidOffDomain_FC54C536DF8E7DF6E515452165D76BCD" xlink:type="arc" />
    <link:label id="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1_terseLabel_en-US" xlink:label="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increases Decreases in Troubled Debt Restructurings [Axis]</link:label>
    <link:label id="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1_label_en-US" xlink:label="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increases Decreases in Troubled Debt Restructurings [Axis]</link:label>
    <link:label id="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1_documentation_en-US" xlink:label="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increases Decreases in Troubled Debt Restructurings [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis" xlink:label="loc_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1" xlink:to="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsAxis_C83AA798321FF169E816452165D72EA1" xlink:type="arc" />
    <link:label id="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760_terseLabel_en-US" xlink:label="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increases Decreases in Troubled Debt Restructurings [Domain]</link:label>
    <link:label id="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760_label_en-US" xlink:label="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increases Decreases in Troubled Debt Restructurings [Domain]</link:label>
    <link:label id="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760_documentation_en-US" xlink:label="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Increases Decreases in Troubled Debt Restructurings [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain" xlink:label="loc_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760" xlink:to="lab_fcf_IncreasesDecreasesinTroubledDebtRestructuringsDomain_74C562D74424C7B4EEC3452165D72760" xlink:type="arc" />
    <link:label id="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948_terseLabel_en-US" xlink:label="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Part of Loan Relationship [Axis]</link:label>
    <link:label id="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948_label_en-US" xlink:label="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Part of Loan Relationship [Axis]</link:label>
    <link:label id="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948_documentation_en-US" xlink:label="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Part of Loan Relationship [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PartofLoanRelationshipAxis" xlink:label="loc_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948" xlink:to="lab_fcf_PartofLoanRelationshipAxis_02D30748F83E976E47A1452165D74948" xlink:type="arc" />
    <link:label id="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D_terseLabel_en-US" xlink:label="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Part of Loan Relationship [Domain]</link:label>
    <link:label id="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D_label_en-US" xlink:label="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Part of Loan Relationship [Domain]</link:label>
    <link:label id="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D_documentation_en-US" xlink:label="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Part of Loan Relationship [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PartofLoanRelationshipDomain" xlink:label="loc_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D" xlink:to="lab_fcf_PartofLoanRelationshipDomain_D3AF7A38B12C39F8331D452165D7898D" xlink:type="arc" />
    <link:label id="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101_terseLabel_en-US" xlink:label="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increases Decreases in Nonperforming Loans [Axis]</link:label>
    <link:label id="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101_label_en-US" xlink:label="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increases Decreases in Nonperforming Loans [Axis]</link:label>
    <link:label id="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101_documentation_en-US" xlink:label="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increases Decreases in Nonperforming Loans [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_IncreasesDecreasesinNonperformingLoansAxis" xlink:label="loc_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101" xlink:to="lab_fcf_IncreasesDecreasesinNonperformingLoansAxis_3ABC700F191285061EB6452165D70101" xlink:type="arc" />
    <link:label id="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07_terseLabel_en-US" xlink:label="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increases in Nonperforming Loans [Domain]</link:label>
    <link:label id="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07_label_en-US" xlink:label="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increases in Nonperforming Loans [Domain]</link:label>
    <link:label id="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07_documentation_en-US" xlink:label="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Increases in Nonperforming Loans [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_IncreasesinNonperformingLoansDomain" xlink:label="loc_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07" xlink:to="lab_fcf_IncreasesinNonperformingLoansDomain_D173354EAC60990A8510452165D78B07" xlink:type="arc" />
    <link:label id="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44_terseLabel_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Axis]</link:label>
    <link:label id="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44_label_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Axis]</link:label>
    <link:label id="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44_documentation_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonaccrualCommercialLoansAxis" xlink:label="loc_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44" xlink:to="lab_fcf_NonaccrualCommercialLoansAxis_65B8A7F19ACEC98CDD2B452165D75C44" xlink:type="arc" />
    <link:label id="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537_terseLabel_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Domain]</link:label>
    <link:label id="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537_label_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Domain]</link:label>
    <link:label id="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537_documentation_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Nonaccrual Commercial Loans [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonaccrualCommercialLoansDomain" xlink:label="loc_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537" xlink:to="lab_fcf_NonaccrualCommercialLoansDomain_FC681A8E7466356A0B52452165D7E537" xlink:type="arc" />
    <link:label id="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A_terseLabel_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Member]</link:label>
    <link:label id="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A_label_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Member]</link:label>
    <link:label id="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A_documentation_en-US" xlink:label="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Nonaccrual Commercial Loans [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonaccrualCommercialLoansMember" xlink:label="loc_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A" xlink:to="lab_fcf_NonaccrualCommercialLoansMember_646DA6FE651735AD8B6A452165D7360A" xlink:type="arc" />
    <link:label id="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2_terseLabel_en-US" xlink:label="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non Accrual Loans [Member]</link:label>
    <link:label id="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2_label_en-US" xlink:label="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non Accrual Loans [Member]</link:label>
    <link:label id="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2_documentation_en-US" xlink:label="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Non Accrual Loans [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonAccrualLoansMember" xlink:label="loc_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2" xlink:to="lab_fcf_NonAccrualLoansMember_9AF6EB3C039F83359180452165D78EC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Class [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B_label_en-US" xlink:label="lab_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B" xlink:to="lab_us-gaap_FairValueByAssetClassAxis_5D7368429FFD49D55797452165D7015B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value by Asset Class [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Class [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_65EC153447286F785738452165D79E2D" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A_terseLabel_en-US" xlink:label="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired Loans [Member]</link:label>
    <link:label id="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A_label_en-US" xlink:label="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Loans [Member]</link:label>
    <link:label id="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A_documentation_en-US" xlink:label="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impaired loans.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairedLoansMember" xlink:label="loc_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A" xlink:to="lab_fcf_ImpairedLoansMember_D670A9123C0B2A954676452165D7A20A" xlink:type="arc" />
    <link:label id="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA_terseLabel_en-US" xlink:label="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loan To Different Project [Axis]</link:label>
    <link:label id="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA_label_en-US" xlink:label="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loan To Different Project [Axis]</link:label>
    <link:label id="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA_documentation_en-US" xlink:label="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loan To Different Project [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LoanToDifferentProjectAxis" xlink:label="loc_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA" xlink:to="lab_fcf_LoanToDifferentProjectAxis_EC85AFC1FDD4AABF2FA6452165D751FA" xlink:type="arc" />
    <link:label id="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520_terseLabel_en-US" xlink:label="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loan To Different Project [Domain]</link:label>
    <link:label id="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520_label_en-US" xlink:label="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loan To Different Project [Domain]</link:label>
    <link:label id="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520_documentation_en-US" xlink:label="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loan To Different Project [Domain]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LoanToDifferentProjectDomain" xlink:label="loc_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520" xlink:to="lab_fcf_LoanToDifferentProjectDomain_333C573E9FF78373C9F3452165D70520" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Gain (Loss) on Sales, Net</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Gain (Loss) on Sales, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet" xlink:label="loc_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3" xlink:to="lab_us-gaap_LoansAndLeasesReceivableGainLossOnSalesNet_82E6EE7AF917BD79FDA3452165D7A3B3" xlink:type="arc" />
    <link:label id="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D_terseLabel_en-US" xlink:label="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non Accrual Status Of Loans After Number Of Days Past Due</link:label>
    <link:label id="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D_label_en-US" xlink:label="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non Accrual Status Of Loans After Number Of Days Past Due</link:label>
    <link:label id="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D_documentation_en-US" xlink:label="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Non Accrual Status Of Loans After Number Of Days Past Due</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue" xlink:label="loc_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D" xlink:to="lab_fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue_7D689F7CCB63713072DE452165D7207D" xlink:type="arc" />
    <link:label id="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2_terseLabel_en-US" xlink:label="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Default Status Of TDRs After Number Of Days Past Due</link:label>
    <link:label id="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2_label_en-US" xlink:label="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Default Status Of TDRs After Number Of Days Past Due</link:label>
    <link:label id="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2_documentation_en-US" xlink:label="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Default Status Of TDRs After Number Of Days Past Due</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue" xlink:label="loc_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2" xlink:to="lab_fcf_DefaultStatusOfTDRsAfterNumberOfDaysPastDue_48A0E5C355787B2D6084452165D7E7D2" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Charge-offs</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Write-downs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_611C4AE443E519FB821B452165D70C80" xlink:type="arc" />
    <link:label id="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6_terseLabel_en-US" xlink:label="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unfunded commitments related to nonperforming loans</link:label>
    <link:label id="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6_label_en-US" xlink:label="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unfunded Commitments Related To Nonperforming Loans</link:label>
    <link:label id="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6_documentation_en-US" xlink:label="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unfunded commitments related to nonperforming loans.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_UnfundedCommitmentsRelatedToNonperformingLoans" xlink:label="loc_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6" xlink:to="lab_fcf_UnfundedCommitmentsRelatedToNonperformingLoans_12D53EBEAC92EC22BC4D452165D758C6" xlink:type="arc" />
    <link:label id="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E_terseLabel_en-US" xlink:label="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Off balance sheet reserve to nonperforming loans</link:label>
    <link:label id="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E_label_en-US" xlink:label="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Off Balance Sheet Reserve To Nonperforming Loans</link:label>
    <link:label id="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E_documentation_en-US" xlink:label="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Off balance sheet reserve to nonperforming loans.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OffBalanceSheetReserveToNonperformingLoans" xlink:label="loc_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E" xlink:to="lab_fcf_OffBalanceSheetReserveToNonperformingLoans_C3FF70806708CD3DA7EA452165D7557E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_7364200986C7E6E67CC5452165D71A40" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total gains or losses included in earnings</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_B1359F249E948E4283A6452165D7CFE4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recorded investment</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairedFinancingReceivableRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838" xlink:to="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_D8C2DFE46A25F84E1DA1452165D7E838" xlink:type="arc" />
    <link:label id="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171_terseLabel_en-US" xlink:label="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans with modifications to rate and payment due to reamortization</link:label>
    <link:label id="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171_label_en-US" xlink:label="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans With Modifications To Rate And Payment Due To Reamortization</link:label>
    <link:label id="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171_documentation_en-US" xlink:label="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans with modifications to rate and payment due to reamortization.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LoansWithModificationsToRateAndPaymentDueToReamortization" xlink:label="loc_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171" xlink:to="lab_fcf_LoansWithModificationsToRateAndPaymentDueToReamortization_181582390627B8BB2861452165D7A171" xlink:type="arc" />
    <link:label id="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D_terseLabel_en-US" xlink:label="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Value Adjustment Recorded Related to Notional Amount Of Derivatives Outstanding</link:label>
    <link:label id="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D_label_en-US" xlink:label="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Value Adjustment Recorded Related To Notional Amount Of Derivatives Outstanding Table [Text Block]</link:label>
    <link:label id="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D_documentation_en-US" xlink:label="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Notional amounts and credit value adjustment recorded related to the notional amount of derivatives outstanding.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock" xlink:label="loc_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D" xlink:to="lab_fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock_CB2EF3A55F201F21197A0C88C31B408D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Changes in Fair Value of Derivative Assets and Liabilities</link:label>
    <link:label id="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1_label_en-US" xlink:label="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Interest Rate Derivatives [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1" xlink:to="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_614D9C6A5B8FB9ACBBD50C88C31B76B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsAbstract_EE6AC436D1F88F36BEC63BB6E4D244C8_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsAbstract_EE6AC436D1F88F36BEC63BB6E4D244C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_EE6AC436D1F88F36BEC63BB6E4D244C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsAbstract_EE6AC436D1F88F36BEC63BB6E4D244C8" xlink:to="lab_us-gaap_SubsequentEventsAbstract_EE6AC436D1F88F36BEC63BB6E4D244C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9" xlink:to="lab_us-gaap_SubsequentEventsTextBlock_4E2B339351755EF91CA43BB6E4D206C9" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Unrealized Losses and Estimated Fair Values</link:label>
    <link:label id="lab_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3_label_en-US" xlink:label="lab_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Unrealized Loss on Investments [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3" xlink:to="lab_us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_087127DB603800AF65D20C88C3F5FDA3" xlink:type="arc" />
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D_terseLabel_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Collateralized Debt Obligations</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D_label_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Collateralized Debt Obligations Table [Text Block]</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D_documentation_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pooled trust preferred collateralized debt obligations.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock" xlink:label="loc_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D" xlink:to="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock_30BA94CFC2933DD16F700C88C3F5BC1D" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cumulative Roll Forward of Credit Losses Recognized in Earnings for Debt Securities held and not Intended to be Sold</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock_9CCB31E69DA68DFD643B0C88C3F59C4E" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_928BD5335DCC0852D7BD3BBC58B30AF9_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_928BD5335DCC0852D7BD3BBC58B30AF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_928BD5335DCC0852D7BD3BBC58B30AF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_928BD5335DCC0852D7BD3BBC58B30AF9" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_928BD5335DCC0852D7BD3BBC58B30AF9" xlink:type="arc" />
    <link:label id="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88_terseLabel_en-US" xlink:label="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid during the period for:</link:label>
    <link:label id="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88_label_en-US" xlink:label="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Paid For Interest And Income Taxes [Abstract]</link:label>
    <link:label id="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88_documentation_en-US" xlink:label="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash paid for interest and income taxes during the period.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CashPaidForInterestAndIncomeTaxesAbstract" xlink:label="loc_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88" xlink:to="lab_fcf_CashPaidForInterestAndIncomeTaxesAbstract_4A15CA0AC68FAB983FCB3BBC58B3BE88" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest</link:label>
    <link:label id="lab_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F_label_en-US" xlink:label="lab_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F" xlink:to="lab_us-gaap_InterestPaid_726753657947294CDAEE3BBC58B3BE8F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes Paid, Net</link:label>
    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85" xlink:to="lab_us-gaap_IncomeTaxesPaidNet_19CACCC2258B529228993BBC58B3FB85" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-cash investing and financing activities:</link:label>
    <link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F_label_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F" xlink:to="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_99BEB1DA474F6F97E87A3BBC58B3F08F" xlink:type="arc" />
    <link:label id="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4_terseLabel_en-US" xlink:label="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans Transferred to Other Real Estate Owned and Repossessions</link:label>
    <link:label id="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4_label_en-US" xlink:label="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Transferred to Other Real Estate Owned and Repossessions</link:label>
    <link:label id="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4_documentation_en-US" xlink:label="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans Transferred to Other Real Estate Owned and Repossessions</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions" xlink:label="loc_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4" xlink:to="lab_fcf_LoansTransferredtoOtherRealEstateOwnedandRepossessions_AB2A33C55FDCE824396D3BBC58B368F4" xlink:type="arc" />
    <link:label id="lab_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52_terseLabel_en-US" xlink:label="lab_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair value of loans transferred from held to maturity to held for sale</link:label>
    <link:label id="lab_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52_label_en-US" xlink:label="lab_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Transfer of Portfolio Loans and Leases to Held-for-sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1" xlink:label="loc_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52" xlink:to="lab_us-gaap_TransferOfPortfolioLoansAndLeasesToHeldForSale1_5B2B8FA223E740A48B4F3BBC58B31D52" xlink:type="arc" />
    <link:label id="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73_terseLabel_en-US" xlink:label="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross (decrease) increase in market value adjustment to securities available for sale</link:label>
    <link:label id="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73_label_en-US" xlink:label="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Increase In Market Value Adjustment To Securities Available For Sale</link:label>
    <link:label id="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73_documentation_en-US" xlink:label="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gross increase in market value adjustment to securities available for sale.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale" xlink:label="loc_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73" xlink:to="lab_fcf_GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale_71A331B0B945CA1600BB3BBC58B33F73" xlink:type="arc" />
    <link:label id="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B_terseLabel_en-US" xlink:label="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross decrease in market value adjustment to derivatives</link:label>
    <link:label id="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B_label_en-US" xlink:label="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Increase in Market Value Adjustment to Derivatives</link:label>
    <link:label id="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B_documentation_en-US" xlink:label="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gross Increase in Market Value Adjustment to Derivatives</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives" xlink:label="loc_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B" xlink:to="lab_fcf_GrossIncreaseinMarketValueAdjustmenttoDerivatives_922900BBE0E3D48778983BBC58B3F32B" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB_terseLabel_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investments committed to purchase not settled</link:label>
    <link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB_label_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncash or Part Noncash Acquisition, Investments Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1" xlink:label="loc_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB" xlink:to="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_A75C0A3230F55E8D42A23BBC58B425AB" xlink:type="arc" />
    <link:label id="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340_terseLabel_en-US" xlink:label="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unsettled Bank Owned Life Insurance Proceeds</link:label>
    <link:label id="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340_label_en-US" xlink:label="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unsettled Bank Owned Life Insurance Proceeds</link:label>
    <link:label id="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340_documentation_en-US" xlink:label="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unsettled Bank Owned Life Insurance Proceeds</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_UnsettledBankOwnedLifeInsuranceProceeds" xlink:label="loc_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340" xlink:to="lab_fcf_UnsettledBankOwnedLifeInsuranceProceeds_10DA53C1C98D2C4682013BBC58B33340" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other operating expenses</link:label>
    <link:label id="lab_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70_label_en-US" xlink:label="lab_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Noninterest Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherNoninterestExpense" xlink:label="loc_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70" xlink:to="lab_us-gaap_OtherNoninterestExpense_349F86EF39DD143D3AFE3C2D962A2D70" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Treasury Stock Reissued</link:label>
    <link:label id="lab_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB_label_en-US" xlink:label="lab_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssued1" xlink:label="loc_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB" xlink:to="lab_us-gaap_StockIssued1_8C4A1BCABD6CB84DB66A3BBC58B4E1BB" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_B70203AC450C337B722B0C8E59749D39_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_B70203AC450C337B722B0C8E59749D39" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_B70203AC450C337B722B0C8E59749D39" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_B70203AC450C337B722B0C8E59749D39" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_B70203AC450C337B722B0C8E59749D39" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:label id="lab_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA" xlink:to="lab_us-gaap_AssetsAbstract_870DEB8BB2A2D3EB3ECE0C8E597485AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestBearingDepositsInBanks_4C265AE111E474CBA71C0C8E5974A96D_terseLabel_en-US" xlink:label="lab_us-gaap_InterestBearingDepositsInBanks_4C265AE111E474CBA71C0C8E5974A96D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest-bearing bank deposits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestBearingDepositsInBanks" xlink:label="loc_us-gaap_InterestBearingDepositsInBanks_4C265AE111E474CBA71C0C8E5974A96D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestBearingDepositsInBanks_4C265AE111E474CBA71C0C8E5974A96D" xlink:to="lab_us-gaap_InterestBearingDepositsInBanks_4C265AE111E474CBA71C0C8E5974A96D" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Securities held to maturity, at amortized cost (Fair value of $399,528 and $418,249 at March 31, 2018 and December 31, 2017, respectively)</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesNoncurrent" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesNoncurrent_1814037CCB0A976254A60C8E59794B56" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0_verboseLabel_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Loans held for sale</link:label>
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0_label_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Receivable Held-for-sale, Net, Not Part of Disposal Group</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0" xlink:to="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_69F9A8AAE8EB6E16CE820C8E597926D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans:</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Net Amount [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461" xlink:to="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract_4F57C03EEC9B219B3D840C8E59797461" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_9E1F49CF50AECCC413930C8E5979637E_verboseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_9E1F49CF50AECCC413930C8E5979637E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Portfolio loans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_9E1F49CF50AECCC413930C8E5979637E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_9E1F49CF50AECCC413930C8E5979637E" xlink:to="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_9E1F49CF50AECCC413930C8E5979637E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5_negatedLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Allowance for credit losses</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableAllowance" xlink:label="loc_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5" xlink:to="lab_us-gaap_LoansAndLeasesReceivableAllowance_C6A32E4BAB07AA9E4E7F0C8E5979DCB5" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF_totalLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net loans</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Net Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF" xlink:to="lab_us-gaap_LoansAndLeasesReceivableNetReportedAmount_6AE49D5FC1EBE7A2689F0C8E597945DF" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Premises and equipment, net</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_254E5DDDCB942E10C20E0C8E597978B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C_terseLabel_en-US" xlink:label="lab_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other real estate owned</link:label>
    <link:label id="lab_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C_label_en-US" xlink:label="lab_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Real Estate Acquired Through Foreclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RealEstateAcquiredThroughForeclosure" xlink:label="loc_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C" xlink:to="lab_us-gaap_RealEstateAcquiredThroughForeclosure_3249E98EB01418471FA50C8E5979EA7C" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619_label_en-US" xlink:label="lab_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619" xlink:to="lab_us-gaap_Goodwill_7F32BB490C3D658B61740C8E5979B619" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortizing intangibles, net</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_55DC2C85BD17192087AD0C8E597911E3" xlink:type="arc" />
    <link:label id="lab_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C_terseLabel_en-US" xlink:label="lab_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Bank owned life insurance</link:label>
    <link:label id="lab_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C_label_en-US" xlink:label="lab_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bank Owned Life Insurance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BankOwnedLifeInsurance" xlink:label="loc_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C" xlink:to="lab_us-gaap_BankOwnedLifeInsurance_C5F930E02A7035CE4B430C8E5979593C" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other assets</link:label>
    <link:label id="lab_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5_label_en-US" xlink:label="lab_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssets" xlink:label="loc_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5" xlink:to="lab_us-gaap_OtherAssets_DC7677A7DBB5D7ED97600C8E597925C5" xlink:type="arc" />
    <link:label id="lab_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002_label_en-US" xlink:label="lab_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002" xlink:to="lab_us-gaap_Assets_5A35D94DA3563238E4330C8E5979F002" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="loc_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D" xlink:to="lab_us-gaap_LiabilitiesAbstract_65EF0A767CA56AE01D310C8E5979D33D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC_terseLabel_en-US" xlink:label="lab_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deposits (all domestic):</link:label>
    <link:label id="lab_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC_label_en-US" xlink:label="lab_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deposits, Domestic [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DepositsDomesticAbstract" xlink:label="loc_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC" xlink:to="lab_us-gaap_DepositsDomesticAbstract_F86986C20E775BD69A8D0C8E59795CBC" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97_terseLabel_en-US" xlink:label="lab_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noninterest-bearing</link:label>
    <link:label id="lab_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97_label_en-US" xlink:label="lab_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noninterest-bearing Deposit Liabilities, Domestic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestBearingDepositLiabilitiesDomestic" xlink:label="loc_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97" xlink:to="lab_us-gaap_NoninterestBearingDepositLiabilitiesDomestic_73CAAAFBDEF3453B4B7C0C8E59792B97" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E_terseLabel_en-US" xlink:label="lab_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest-bearing</link:label>
    <link:label id="lab_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E_label_en-US" xlink:label="lab_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest-bearing Deposit Liabilities, Domestic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestBearingDepositLiabilitiesDomestic" xlink:label="loc_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E" xlink:to="lab_us-gaap_InterestBearingDepositLiabilitiesDomestic_C7E04B536BB424CF88830C8E5979288E" xlink:type="arc" />
    <link:label id="lab_us-gaap_Deposits_DD12E9A0C3B5151AA3330C8E5979BC0B_totalLabel_en-US" xlink:label="lab_us-gaap_Deposits_DD12E9A0C3B5151AA3330C8E5979BC0B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total deposits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Deposits" xlink:label="loc_us-gaap_Deposits_DD12E9A0C3B5151AA3330C8E5979BC0B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Deposits_DD12E9A0C3B5151AA3330C8E5979BC0B" xlink:to="lab_us-gaap_Deposits_DD12E9A0C3B5151AA3330C8E5979BC0B" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubordinatedDebt_42C70E69F5ACE4EFA7C50C8E597C7F91_terseLabel_en-US" xlink:label="lab_us-gaap_SubordinatedDebt_42C70E69F5ACE4EFA7C50C8E597C7F91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subordinated debentures</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubordinatedDebt" xlink:label="loc_us-gaap_SubordinatedDebt_42C70E69F5ACE4EFA7C50C8E597C7F91" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubordinatedDebt_42C70E69F5ACE4EFA7C50C8E597C7F91" xlink:to="lab_us-gaap_SubordinatedDebt_42C70E69F5ACE4EFA7C50C8E597C7F91" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLongTermDebt_E06AF67D608871C65EFA0C8E597C5FFB_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherLongTermDebt_E06AF67D608871C65EFA0C8E597C5FFB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other long-term debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLongTermDebt" xlink:label="loc_us-gaap_OtherLongTermDebt_E06AF67D608871C65EFA0C8E597C5FFB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLongTermDebt_E06AF67D608871C65EFA0C8E597C5FFB" xlink:to="lab_us-gaap_OtherLongTermDebt_E06AF67D608871C65EFA0C8E597C5FFB" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7_totalLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total long-term debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7" xlink:to="lab_us-gaap_LongTermDebt_463E853CA1D2B7828F6A0C8E597CA5D7" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4_label_en-US" xlink:label="lab_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLiabilities" xlink:label="loc_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4" xlink:to="lab_us-gaap_OtherLiabilities_D570E4D3057672C194C40C8E597CD3F4" xlink:type="arc" />
    <link:label id="lab_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities</link:label>
    <link:label id="lab_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20_label_en-US" xlink:label="lab_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20" xlink:to="lab_us-gaap_Liabilities_69AF33A32645BBF1C0E50C8E597C7B20" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders&#8217; Equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C" xlink:to="lab_us-gaap_StockholdersEquityAbstract_6403434F1EC4257EC8F30C8E597C400C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, $1 par value per share, 3,000,000 shares authorized, none issued</link:label>
    <link:label id="lab_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7_label_en-US" xlink:label="lab_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Value, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7" xlink:to="lab_us-gaap_PreferredStockValue_F07A1137DF212524F3700C8E597C07E7" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, $1 par value per share, 200,000,000 shares authorized; 113,914,902 shares issued at March 31, 2018 and December 31, 2017, and 97,603,151 and 97,456,478 shares outstanding at March 31, 2018 and December 31, 2017, respectively</link:label>
    <link:label id="lab_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Value, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF" xlink:to="lab_us-gaap_CommonStockValue_DC39C45AA5D66FACEF780C8E597C62CF" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional paid-in capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Paid in Capital</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B" xlink:to="lab_us-gaap_AdditionalPaidInCapital_04D03435096A58917E3B0C8E597C518B" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit_7FEDCBE6BB8F8D2DD1F70C8E597C84F4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated other comprehensive loss, net</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_CE22B2EB7796409E5A3D0C8E597CE6CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Treasury stock (16,311,751 and 16,458,424 shares at March 31, 2018 and December 31, 2017, respectively)</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890" xlink:to="lab_us-gaap_TreasuryStockValue_A8935C68DA9842EBEBB40C8E597C7890" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total shareholders&#8217; equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82" xlink:to="lab_us-gaap_StockholdersEquity_9B773E6AF9F7240A416B0C8E597CAC82" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities and shareholders&#8217; equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity_2406CD2597B814A6449C0C8E597CEA7E" xlink:type="arc" />
    <link:label id="lab_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150_label_en-US" xlink:label="lab_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Investments Disclosure [Abstract]</link:label>
    <link:label id="lab_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150_documentation_en-US" xlink:label="lab_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Investments Disclosure [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OtherInvestmentsDisclosureAbstract" xlink:label="loc_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150" xlink:to="lab_fcf_OtherInvestmentsDisclosureAbstract_F29B46282B9909D6F33E0C88C57B1150" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7" xlink:to="lab_us-gaap_SubsequentEventTable_4B44E71E69940D88E6213C4D662481D7" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516" xlink:to="lab_us-gaap_SubsequentEventTypeAxis_996BCA3250CA76E9E2943C4D66259516" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21" xlink:to="lab_us-gaap_SubsequentEventTypeDomain_2D982F05122278D3463D3C4D66255B21" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Member]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D" xlink:to="lab_us-gaap_SubsequentEventMember_78393705E3D888D4FBE33C4DBA12554D" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF_label_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF" xlink:to="lab_us-gaap_SubsequentEventLineItems_1A306DB43FC426CE63FB3C4D662B8DDF" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_5CF0C3A59A1CCFABBFC13BB750592325" xlink:type="arc" />
    <link:label id="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B_terseLabel_en-US" xlink:label="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Branch Acquisition, Number of Branches</link:label>
    <link:label id="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B_label_en-US" xlink:label="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Branch Acquisition, Number of Branches</link:label>
    <link:label id="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B_documentation_en-US" xlink:label="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Branch Acquisition, Number of Branches</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_BranchAcquisitionNumberofBranches" xlink:label="loc_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B" xlink:to="lab_fcf_BranchAcquisitionNumberofBranches_4950B148157CA1E425CC3BB750591B0B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Held-to-maturity Securities [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Held-to-maturity Securities [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesTable" xlink:label="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F" xlink:to="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_6DA412E4F55127C763340C88C4DF887F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Government Debt Securities [Member]</link:label>
    <link:label id="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169_label_en-US" xlink:label="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Government Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169" xlink:to="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_5610FA50E7CF16507D480C88C4DF8169" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72_terseLabel_en-US" xlink:label="lab_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Security [Axis]</link:label>
    <link:label id="lab_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72_label_en-US" xlink:label="lab_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Security [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtSecurityAxis" xlink:label="loc_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72" xlink:to="lab_us-gaap_DebtSecurityAxis_0E85DDA7D7D58561D1120C88C4DF5D72" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt Securities [Domain]</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt Securities [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MajorTypesOfDebtSecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD" xlink:to="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_FDF29D041AF8AA730E270C88C4DFA2CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Held-to-maturity Securities [Line Items]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Held-to-maturity Securities [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F" xlink:to="lab_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_677E8F59562E023CC0310C88C4DFA85F" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Accumulated Unrecognized Holding Gain</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Accumulated Unrecognized Holding Gain</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_82B5666B1C55492A1C670C88C4DF4F09" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Accumulated Unrecognized Holding Loss</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Accumulated Unrecognized Holding Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_98AAC23C5C5C2CF727450C88C4DFC289" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Securities held to maturity, fair value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesFairValue_15A75BB3511BEC318B2E0C88C4DF972A" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0_terseLabel_en-US" xlink:label="lab_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Allowance for Credit Losses</link:label>
    <link:label id="lab_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0_label_en-US" xlink:label="lab_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans, Notes, Trade and Other Receivables Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:label="loc_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0" xlink:to="lab_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_8CF22105B0CC55D8BECA0C88C38892D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Financing Receivable, Allowance for Credit Losses [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Financing Receivable, Allowance for Credit Losses [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF" xlink:to="lab_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_21AE4CACA869A40895CB3BF53F2EB7AF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6_verboseLabel_en-US" xlink:label="lab_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Residential real estate [Member]</link:label>
    <link:label id="lab_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6_label_en-US" xlink:label="lab_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Residential Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6" xlink:to="lab_us-gaap_ResidentialPortfolioSegmentMember_94C9232B379A4F2863623BF53F2F9AE6" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses [Line Items]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_FD11996E75445AC8DDA03BF53F2F1686" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allowance for Doubtful Accounts Receivable [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allowance for Doubtful Accounts Receivable [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_A7117BD468971A591D663BF53F2F8557" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE_periodStartLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning Balance</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_C1069450B1F4FDFDB80F3BF53F2F00AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_B37FB97E0D4D413D0E3C3BF53F2FD490_negatedLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_B37FB97E0D4D413D0E3C3BF53F2FD490" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Charge-offs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_B37FB97E0D4D413D0E3C3BF53F2FD490" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_B37FB97E0D4D413D0E3C3BF53F2FD490" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_B37FB97E0D4D413D0E3C3BF53F2FD490" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recoveries</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Recovery</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_D9CDAE6F547A0DB6B9423BF53F306D52" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision for credit losses</link:label>
    <link:label id="lab_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B_label_en-US" xlink:label="lab_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Provision for Loan and Lease Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProvisionForLoanAndLeaseLosses" xlink:label="loc_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B" xlink:to="lab_us-gaap_ProvisionForLoanAndLeaseLosses_31E267A1A8B2B7A209203BF53F30786B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_8AC0EDD03E1FA72C2F983BF53F30DF52_totalLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_8AC0EDD03E1FA72C2F983BF53F30DF52" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_8AC0EDD03E1FA72C2F983BF53F30DF52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_8AC0EDD03E1FA72C2F983BF53F30DF52" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLosses_8AC0EDD03E1FA72C2F983BF53F30DF52" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ending balance: individually evaluated for impaired</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_9FA9445EA37A994713B23BF53F30B7B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ending balance: collectively evaluated for impaired</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6" xlink:to="lab_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_D94292892FF901D3E9853BF53F30D9D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_7D6DA7CA25D654BCEDE63BF53F306942_totalLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_7D6DA7CA25D654BCEDE63BF53F306942" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_7D6DA7CA25D654BCEDE63BF53F306942" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_7D6DA7CA25D654BCEDE63BF53F306942" xlink:to="lab_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_7D6DA7CA25D654BCEDE63BF53F306942" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ending balance: individually evaluated for impaired</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Individually Evaluated for Impairment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:label="loc_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A" xlink:to="lab_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_B23AEC3C0A266725E4DA3BF53F302E6A" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ending balance: collectively evaluated for impaired</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Collectively Evaluated for Impairment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:label="loc_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C" xlink:to="lab_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_A581D99C4CEACA3C8DB13BF53F30BC0C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueRecognitionAndDeferredRevenueAbstract_23537B3F8F3564776C4B46858693C553_label_en-US" xlink:label="lab_us-gaap_RevenueRecognitionAndDeferredRevenueAbstract_23537B3F8F3564776C4B46858693C553" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue Recognition and Deferred Revenue [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevenueRecognitionAndDeferredRevenueAbstract" xlink:label="loc_us-gaap_RevenueRecognitionAndDeferredRevenueAbstract_23537B3F8F3564776C4B46858693C553" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRecognitionAndDeferredRevenueAbstract_23537B3F8F3564776C4B46858693C553" xlink:to="lab_us-gaap_RevenueRecognitionAndDeferredRevenueAbstract_23537B3F8F3564776C4B46858693C553" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue, Initial Application Period Cumulative Effect Transition [Table]</link:label>
    <link:label id="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A_label_en-US" xlink:label="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue, Initial Application Period Cumulative Effect Transition [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable" xlink:label="loc_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A" xlink:to="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_E3B5B065D3F8A36DAF0D468586B3545A" xlink:type="arc" />
    <link:label id="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB_terseLabel_en-US" xlink:label="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Initial Application Period Cumulative Effect Transition [Axis]</link:label>
    <link:label id="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB_label_en-US" xlink:label="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Initial Application Period Cumulative Effect Transition [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis" xlink:label="loc_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB" xlink:to="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionAxis_0D9883CE3105025C3047468586B368BB" xlink:type="arc" />
    <link:label id="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79_terseLabel_en-US" xlink:label="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Initial Application Period Cumulative Effect Transition [Domain]</link:label>
    <link:label id="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79_label_en-US" xlink:label="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Initial Application Period Cumulative Effect Transition [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain" xlink:label="loc_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79" xlink:to="lab_us-gaap_InitialApplicationPeriodCumulativeEffectTransitionDomain_2E9DA14349BF581E741C468586B3BE79" xlink:type="arc" />
    <link:label id="lab_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55_terseLabel_en-US" xlink:label="lab_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Calculated under Revenue Guidance in Effect before Topic 606 [Member]</link:label>
    <link:label id="lab_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55_label_en-US" xlink:label="lab_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Calculated under Revenue Guidance in Effect before Topic 606 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member" xlink:label="loc_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55" xlink:to="lab_us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_B4887299E5183B542659468586B30B55" xlink:type="arc" />
    <link:label id="lab_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77_terseLabel_en-US" xlink:label="lab_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Difference between Revenue Guidance in Effect before and after Topic 606 [Member]</link:label>
    <link:label id="lab_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77_label_en-US" xlink:label="lab_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Difference between Revenue Guidance in Effect before and after Topic 606 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member" xlink:label="loc_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77" xlink:to="lab_us-gaap_DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606Member_90390DD6D00904CE564E468586B3DC77" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue, Initial Application Period Cumulative Effect Transition [Line Items]</link:label>
    <link:label id="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C_label_en-US" xlink:label="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue, Initial Application Period Cumulative Effect Transition [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems" xlink:label="loc_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C" xlink:to="lab_us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_96767A9BFBDD961F015A468586B3B46C" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net securities gains</link:label>
    <link:label id="lab_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Sale of Securities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossOnSaleOfSecuritiesNet" xlink:label="loc_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E" xlink:to="lab_us-gaap_GainLossOnSaleOfSecuritiesNet_C43A1D6FC2E04080C3A8468586B3B40E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46_terseLabel_en-US" xlink:label="lab_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trust income</link:label>
    <link:label id="lab_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46_label_en-US" xlink:label="lab_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fees and Commissions, Fiduciary and Trust Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities" xlink:label="loc_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46" xlink:to="lab_us-gaap_FeesAndCommissionsFiduciaryAndTrustActivities_12255AE2850C6F529E3B468586B30D46" xlink:type="arc" />
    <link:label id="lab_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC_terseLabel_en-US" xlink:label="lab_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Service charges on deposit accounts</link:label>
    <link:label id="lab_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC_label_en-US" xlink:label="lab_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fees and Commissions, Depositor Accounts</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FeesAndCommissionsDepositorAccounts" xlink:label="loc_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC" xlink:to="lab_us-gaap_FeesAndCommissionsDepositorAccounts_E30B2F7652CC8C545B4B468586B32AEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A_terseLabel_en-US" xlink:label="lab_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Insurance and retail brokerage commissions</link:label>
    <link:label id="lab_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A_label_en-US" xlink:label="lab_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Insurance Commissions and Fees</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InsuranceCommissionsAndFees" xlink:label="loc_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A" xlink:to="lab_us-gaap_InsuranceCommissionsAndFees_0A138668FAB51B6EC584468586B3501A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8_terseLabel_en-US" xlink:label="lab_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income from bank owned life insurance</link:label>
    <link:label id="lab_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8_label_en-US" xlink:label="lab_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bank Owned Life Insurance Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BankOwnedLifeInsuranceIncome" xlink:label="loc_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8" xlink:to="lab_us-gaap_BankOwnedLifeInsuranceIncome_DA496299D7F50B2AFA47468586B377C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain on sale of mortgage loans</link:label>
    <link:label id="lab_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB_label_en-US" xlink:label="lab_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Sales of Loans, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossOnSalesOfLoansNet" xlink:label="loc_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB" xlink:to="lab_us-gaap_GainLossOnSalesOfLoansNet_3DF892F35390D521C5F8468586B3E2BB" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain on sale of other loans and assets</link:label>
    <link:label id="lab_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C" xlink:to="lab_us-gaap_GainLossOnDispositionOfAssets_82C71EFD6254A3210846468586B3C24C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89_terseLabel_en-US" xlink:label="lab_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Card-related interchange income</link:label>
    <link:label id="lab_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89_label_en-US" xlink:label="lab_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fees and Commissions, Debit Cards</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FeesAndCommissionsDebitCards" xlink:label="loc_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89" xlink:to="lab_us-gaap_FeesAndCommissionsDebitCards_3F0CC7905C7F39FC6A9C468586B39B89" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivatives mark to market</link:label>
    <link:label id="lab_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4_label_en-US" xlink:label="lab_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Gain (Loss) on Derivative, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4" xlink:to="lab_us-gaap_DerivativeGainLossOnDerivativeNet_8EAD2A3CF6AEF42B8117468586B339C4" xlink:type="arc" />
    <link:label id="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393_terseLabel_en-US" xlink:label="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Fee Income</link:label>
    <link:label id="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393_label_en-US" xlink:label="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Fee Income</link:label>
    <link:label id="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393_documentation_en-US" xlink:label="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Fee Income</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DerivativeFeeIncome" xlink:label="loc_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393" xlink:to="lab_fcf_DerivativeFeeIncome_56DBF505A4DE38A684CA468586B30393" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30_terseLabel_en-US" xlink:label="lab_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other income</link:label>
    <link:label id="lab_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30_label_en-US" xlink:label="lab_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noninterest Income, Other Operating Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestIncomeOtherOperatingIncome" xlink:label="loc_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30" xlink:to="lab_us-gaap_NoninterestIncomeOtherOperatingIncome_749460C56D7BFCE48A19468586B31C30" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411_terseLabel_en-US" xlink:label="lab_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noninterest Income</link:label>
    <link:label id="lab_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411_label_en-US" xlink:label="lab_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noninterest Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestIncome" xlink:label="loc_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411" xlink:to="lab_us-gaap_NoninterestIncome_0F3D9C476C4B3920369F468586B30411" xlink:type="arc" />
    <link:label id="lab_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4_terseLabel_en-US" xlink:label="lab_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Salaries and employee benefits</link:label>
    <link:label id="lab_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4_label_en-US" xlink:label="lab_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Labor and Related Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LaborAndRelatedExpense" xlink:label="loc_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4" xlink:to="lab_us-gaap_LaborAndRelatedExpense_6C41B816DAAB2DDA70A4468586B365D4" xlink:type="arc" />
    <link:label id="lab_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B_terseLabel_en-US" xlink:label="lab_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net occupancy expense</link:label>
    <link:label id="lab_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B_label_en-US" xlink:label="lab_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Occupancy, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OccupancyNet" xlink:label="loc_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B" xlink:to="lab_us-gaap_OccupancyNet_9890860297692345AF22468586B37C6B" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565_terseLabel_en-US" xlink:label="lab_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Furniture and equipment expense</link:label>
    <link:label id="lab_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565_label_en-US" xlink:label="lab_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equipment Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquipmentExpense" xlink:label="loc_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565" xlink:to="lab_us-gaap_EquipmentExpense_240F2395AEAD08A0C0C9468586B3B565" xlink:type="arc" />
    <link:label id="lab_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A_terseLabel_en-US" xlink:label="lab_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Data processing expense</link:label>
    <link:label id="lab_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A_label_en-US" xlink:label="lab_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Information Technology and Data Processing</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InformationTechnologyAndDataProcessing" xlink:label="loc_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A" xlink:to="lab_us-gaap_InformationTechnologyAndDataProcessing_AB93E04BA649EB93AA96468586B30D7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF_terseLabel_en-US" xlink:label="lab_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketing and Advertising Expense</link:label>
    <link:label id="lab_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF_label_en-US" xlink:label="lab_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketing and Advertising Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MarketingAndAdvertisingExpense" xlink:label="loc_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF" xlink:to="lab_us-gaap_MarketingAndAdvertisingExpense_6646E5A3D83D0AF909C4468586B3D7FF" xlink:type="arc" />
    <link:label id="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A_terseLabel_en-US" xlink:label="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pennsylvania shares tax expense</link:label>
    <link:label id="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A_label_en-US" xlink:label="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Shares Tax</link:label>
    <link:label id="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A_documentation_en-US" xlink:label="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The Pennsylvania shares tax is imposed annually on the book value of shares of banks and trust companies that conduct business in Pennsylvania. The book value is calculated using a six-year rolling average of the book values of paid-in capital, surplus and undivided profits, with deductions taken for U.S. Government obligations, and beginning on January 1, 2008, goodwill from acquisitions after June 30, 2001. The current tax rate is 1.25 percent.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_SharesTax" xlink:label="loc_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A" xlink:to="lab_fcf_SharesTax_A932E2D50D543559F2A7468586B3DB3A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible amortization</link:label>
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization of Intangible Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_1A1A48EC443DD495007D468586B36172" xlink:type="arc" />
    <link:label id="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1_terseLabel_en-US" xlink:label="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Collection and repossession expense</link:label>
    <link:label id="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1_label_en-US" xlink:label="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Collection And Repossession Expenses</link:label>
    <link:label id="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1_documentation_en-US" xlink:label="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Expenses incurred to collect delinquent or problem loan and lease payments or repossess assets (vehicles and real estate) used as collateral for these loans. May include the cost of attorneys, collection agencies, foreclosures and sheriffs sales.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CollectionAndRepossessionExpenses" xlink:label="loc_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1" xlink:to="lab_fcf_CollectionAndRepossessionExpenses_57F35DBFC9DC1560B2F0468586B3BAC1" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A_terseLabel_en-US" xlink:label="lab_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other professional fees and services</link:label>
    <link:label id="lab_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A_label_en-US" xlink:label="lab_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Professional Fees</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProfessionalFees" xlink:label="loc_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A" xlink:to="lab_us-gaap_ProfessionalFees_5E7BCB16F1376D63267B468586B3787A" xlink:type="arc" />
    <link:label id="lab_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4_terseLabel_en-US" xlink:label="lab_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">FDIC insurance</link:label>
    <link:label id="lab_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4_label_en-US" xlink:label="lab_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Federal Deposit Insurance Corporation Premium Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FederalDepositInsuranceCorporationPremiumExpense" xlink:label="loc_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4" xlink:to="lab_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_A2B1772AF96256B27064468586B38EF4" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss on sale or write-down of assets</link:label>
    <link:label id="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751_label_en-US" xlink:label="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Sale of Assets and Asset Impairment Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751" xlink:to="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_970925D6BD207CF6A2EF468586B34751" xlink:type="arc" />
    <link:label id="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F_terseLabel_en-US" xlink:label="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation and operational losses</link:label>
    <link:label id="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F_label_en-US" xlink:label="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operational Loss</link:label>
    <link:label id="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F_documentation_en-US" xlink:label="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Operational Loss</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OperationalLoss" xlink:label="loc_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F" xlink:to="lab_fcf_OperationalLoss_05F87C6109F09A574285468586B3573F" xlink:type="arc" />
    <link:label id="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB_terseLabel_en-US" xlink:label="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Conversion Related Expenses</link:label>
    <link:label id="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB_label_en-US" xlink:label="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Conversion Related Expenses</link:label>
    <link:label id="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB_documentation_en-US" xlink:label="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Conversion Related Expenses</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ConversionRelatedExpenses" xlink:label="loc_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB" xlink:to="lab_fcf_ConversionRelatedExpenses_9FC7AA603921028D84BE468586B376EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8_terseLabel_en-US" xlink:label="lab_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noninterest Expense</link:label>
    <link:label id="lab_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8_label_en-US" xlink:label="lab_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noninterest Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestExpense" xlink:label="loc_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8" xlink:to="lab_us-gaap_NoninterestExpense_3E9E625A7773C1959292468586B311C8" xlink:type="arc" />
    <link:label id="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585_terseLabel_en-US" xlink:label="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Impact of Topic 606</link:label>
    <link:label id="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585_label_en-US" xlink:label="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Impact of Topic 606</link:label>
    <link:label id="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585_documentation_en-US" xlink:label="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net Impact of Topic 606</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NetImpactofTopic606" xlink:label="loc_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585" xlink:to="lab_fcf_NetImpactofTopic606_19B0FF459A59BC790044468586B33585" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Assets, Quantitative Information</link:label>
    <link:label id="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02_label_en-US" xlink:label="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Assets, Quantitative Information [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock" xlink:label="loc_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02" xlink:to="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock_6D7D84DCA7A5D4D4D52F0C88C3E61A02" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6" xlink:to="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6FDE7A551DEA2AC5C5F20C88C3E60EE6" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_4579657DFEF1C424B1BD0C88C3E65331" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Assets Measured on Non-Recurring Basis</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Nonrecurring [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_00E15549D5C5D43BF7640C88C3E635A4" xlink:type="arc" />
    <link:label id="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC_terseLabel_en-US" xlink:label="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Losses Realized on Assets Measured on Non-Recurring Basis</link:label>
    <link:label id="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC_label_en-US" xlink:label="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Losses Realized On Assets Measured On Nonrecurring Basis Table [Text Block]</link:label>
    <link:label id="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC_documentation_en-US" xlink:label="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Losses realized on assets measured on non-recurring basis.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock" xlink:label="loc_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC" xlink:to="lab_fcf_LossesRealizedOnAssetsMeasuredOnNonrecurringBasisTableTextBlock_F69C677FF54771DF173E0C88C3E6C2BC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Carrying Amounts and Fair Values of Financial Instruments</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D" xlink:to="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_88623E058B90037ECA130C88C3E6A88D" xlink:type="arc" />
    <link:label id="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5_terseLabel_en-US" xlink:label="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk participation Agreements [Table]</link:label>
    <link:label id="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5_label_en-US" xlink:label="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk participation Agreements [Table]</link:label>
    <link:label id="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5_documentation_en-US" xlink:label="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Risk participation Agreements [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RiskparticipationAgreementsTable" xlink:label="loc_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5" xlink:to="lab_fcf_RiskparticipationAgreementsTable_711FA50A3371392E903D3BBF4D7BB7F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instrument Risk [Axis]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105" xlink:to="lab_us-gaap_DerivativeInstrumentRiskAxis_39D07BCBF2BDD5211C4D3BBF4D7BC105" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Contract [Domain]</link:label>
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813_label_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Contract [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813" xlink:to="lab_us-gaap_DerivativeContractTypeDomain_E1A77FE835B52BDAB1B43BBF4D7B3813" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B_terseLabel_en-US" xlink:label="lab_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Forward Contracts [Member]</link:label>
    <link:label id="lab_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B_label_en-US" xlink:label="lab_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Forward Contracts [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForwardContractsMember" xlink:label="loc_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B" xlink:to="lab_us-gaap_ForwardContractsMember_4F9BBE252C1B8FAD1F663BBF4D7B530B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Exchange [Member]</link:label>
    <link:label id="lab_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F_label_en-US" xlink:label="lab_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignExchangeMember" xlink:label="loc_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F" xlink:to="lab_us-gaap_ForeignExchangeMember_D69F8342EFFA2D58A0753BBF4D7B447F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contract [Member]</link:label>
    <link:label id="lab_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA_label_en-US" xlink:label="lab_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contract [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA" xlink:to="lab_us-gaap_ForeignExchangeContractMember_352E1FA2A893A136A6733BBF4D7BF2DA" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3_terseLabel_en-US" xlink:label="lab_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Rate Swap [Member]</link:label>
    <link:label id="lab_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3_label_en-US" xlink:label="lab_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Rate Swap [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3" xlink:to="lab_us-gaap_InterestRateSwapMember_96B9677A85B7CDC3AEAA3BBF4D7B5AA3" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Designation [Axis]</link:label>
    <link:label id="lab_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Designation [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C" xlink:to="lab_us-gaap_HedgingDesignationAxis_DFAFF41BAFEB458940A13BBF4D7BF49C" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Designation [Domain]</link:label>
    <link:label id="lab_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Designation [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C" xlink:to="lab_us-gaap_HedgingDesignationDomain_726CA309FF3DCA1DE7433BBF4D7B188C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645_terseLabel_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Designated as Hedging Instrument [Member]</link:label>
    <link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645_label_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Designated as Hedging Instrument [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645" xlink:to="lab_us-gaap_DesignatedAsHedgingInstrumentMember_6192CE9B5DE3CE25894C3BBF4D7C1645" xlink:type="arc" />
    <link:label id="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799_terseLabel_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements [Axis]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799_label_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements [Axis]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799_documentation_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RiskParticipationAgreementsAxis" xlink:label="loc_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799" xlink:to="lab_fcf_RiskParticipationAgreementsAxis_FA6FA4591A21F326BE203BBF4D81C799" xlink:type="arc" />
    <link:label id="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725_terseLabel_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements [Domain]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725_label_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements [Domain]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725_documentation_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Risk Participation Agreements [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RiskParticipationAgreementsDomain" xlink:label="loc_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725" xlink:to="lab_fcf_RiskParticipationAgreementsDomain_595BA1DACCDFC7C016323BBF4D813725" xlink:type="arc" />
    <link:label id="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED_terseLabel_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements Purchased [Domain]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED_label_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements Purchased [Domain]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED_documentation_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements Purchased [Domain]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RiskParticipationAgreementsPurchasedDomain" xlink:label="loc_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED" xlink:to="lab_fcf_RiskParticipationAgreementsPurchasedDomain_26C9C39D21A456FA337F3BBF4D81B8ED" xlink:type="arc" />
    <link:label id="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8_terseLabel_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements Sold [Domain]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8_label_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements Sold [Domain]</link:label>
    <link:label id="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8_documentation_en-US" xlink:label="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Risk Participation Agreements Sold [Domain]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RiskParticipationAgreementsSoldDomain" xlink:label="loc_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8" xlink:to="lab_fcf_RiskParticipationAgreementsSoldDomain_61A4267A70D64AC45A023BBF4D81B5C8" xlink:type="arc" />
    <link:label id="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F_terseLabel_en-US" xlink:label="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk participation Agreements [Line Items]</link:label>
    <link:label id="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F_label_en-US" xlink:label="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk participation Agreements [Line Items]</link:label>
    <link:label id="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F_documentation_en-US" xlink:label="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Line Items] for Risk participation Agreements [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RiskparticipationAgreementsLineItems" xlink:label="loc_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F" xlink:to="lab_fcf_RiskparticipationAgreementsLineItems_F497C22703AC43C32C2B3BBF4D812A0F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Net</link:label>
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeNet_96EE5C7058BEAF41C0753BBF4D814E19" xlink:type="arc" />
    <link:label id="lab_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5_terseLabel_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Notional Amount</link:label>
    <link:label id="lab_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5_label_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Notional Amount</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5" xlink:to="lab_invest_DerivativeNotionalAmount_A2ED0C32C2F2ED8D07DE3BBF4D8155A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of interest rate swaps</link:label>
    <link:label id="lab_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304_label_en-US" xlink:label="lab_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Credit Risk Derivatives Held</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NumberOfCreditRiskDerivativesHeld" xlink:label="loc_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304" xlink:to="lab_us-gaap_NumberOfCreditRiskDerivativesHeld_BFFF77288A9B02DD34843BBF4D812304" xlink:type="arc" />
    <link:label id="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727_terseLabel_en-US" xlink:label="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">HedgedItemsOfCashFlowHedge</link:label>
    <link:label id="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727_label_en-US" xlink:label="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">HedgedItemsOfCashFlowHedge</link:label>
    <link:label id="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727_documentation_en-US" xlink:label="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">HedgedItemsOfCashFlowHedge</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_HedgedItemsOfCashFlowHedge" xlink:label="loc_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727" xlink:to="lab_fcf_HedgedItemsOfCashFlowHedge_30971F7D61A8AA4FF43B3BBF4D81E727" xlink:type="arc" />
    <link:label id="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3_terseLabel_en-US" xlink:label="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instruments Designated As Hedging Instruments Interest Income</link:label>
    <link:label id="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3_label_en-US" xlink:label="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments Designated As Hedging Instruments Interest Income</link:label>
    <link:label id="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3_documentation_en-US" xlink:label="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Instruments Designated As Hedging Instruments Interest Income</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome" xlink:label="loc_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3" xlink:to="lab_fcf_DerivativeInstrumentsDesignatedAsHedgingInstrumentsInterestIncome_8C0472E0132F7C3FD9B33BBF4D819FF3" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Net Hedge Ineffectiveness Gain (Loss)</link:label>
    <link:label id="lab_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA_label_en-US" xlink:label="lab_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Net Hedge Ineffectiveness Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeNetHedgeIneffectivenessGainLoss" xlink:label="loc_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA" xlink:to="lab_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss_F7538A75C386CA49CD3E3BBF4D8134FA" xlink:type="arc" />
    <link:label id="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3_terseLabel_en-US" xlink:label="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Cost Basis, Gross Asset</link:label>
    <link:label id="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3_label_en-US" xlink:label="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Cost Basis, Gross Asset</link:label>
    <link:label id="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3_documentation_en-US" xlink:label="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Liability, Cost Basis, Gross Asset</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DerivativeLiabilityCostBasisGrossAsset" xlink:label="loc_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3" xlink:to="lab_fcf_DerivativeLiabilityCostBasisGrossAsset_02B4DA3102B0E08354423BBF4D8109E3" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Gross Asset</link:label>
    <link:label id="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Gross Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4" xlink:to="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_DDB1E5C0EDC382A984033BBF4D8216D4" xlink:type="arc" />
    <link:label id="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006_terseLabel_en-US" xlink:label="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Notional Amount, Gross Asset</link:label>
    <link:label id="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006_label_en-US" xlink:label="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Notional Amount, Gross Asset</link:label>
    <link:label id="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006_documentation_en-US" xlink:label="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Liability, Notional Amount, Gross Asset</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DerivativeLiabilityNotionalAmountGrossAsset" xlink:label="loc_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006" xlink:to="lab_fcf_DerivativeLiabilityNotionalAmountGrossAsset_7FADD5D6D5EDED86E32D3BBF4D820006" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative [Table]</link:label>
    <link:label id="lab_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215_label_en-US" xlink:label="lab_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeTable" xlink:label="loc_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215" xlink:to="lab_us-gaap_DerivativeTable_5274C8ED8CDEA50A24230C88C2CAE215" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative [Line Items]</link:label>
    <link:label id="lab_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26_label_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeLineItems" xlink:label="loc_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26" xlink:to="lab_us-gaap_DerivativeLineItems_EA1323C96407D173B24D0C88C2CA9C26" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71" xlink:to="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_633E3D30EE7DDEA25C720C88C2CAAD71" xlink:type="arc" />
    <link:label id="lab_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500_label_en-US" xlink:label="lab_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Abstract]</link:label>
    <link:label id="lab_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500_documentation_en-US" xlink:label="lab_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Subsequent Event [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_SubsequentEventAbstract" xlink:label="loc_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500" xlink:to="lab_fcf_SubsequentEventAbstract_A90B891E30D27D2E0FBC2CD06B8CA500" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Available-for-sale Securities</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A" xlink:to="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_E199FD4A2AF96DF036AB452166358B4A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sales Transactions:</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract_0F95A12FD7482726CF2B45216635FD44" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross gains</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Gross Realized Gains</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGains" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_44ACDBFD7FDB276B45FF452166358C8D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23_negatedLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Gross losses</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Gross Realized Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_86CD7C9BC004A8E1B20B452166354B23" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments</link:label>
    <link:label id="lab_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594_label_en-US" xlink:label="lab_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594" xlink:to="lab_us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_7A5C821D8F6C7B1FBFBC452166357594" xlink:type="arc" />
    <link:label id="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D_terseLabel_en-US" xlink:label="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maturities and impairment</link:label>
    <link:label id="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D_label_en-US" xlink:label="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maturities And Impairment [Abstract]</link:label>
    <link:label id="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D_documentation_en-US" xlink:label="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maturities and impairment.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_MaturitiesAndImpairmentAbstract" xlink:label="loc_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D" xlink:to="lab_fcf_MaturitiesAndImpairmentAbstract_F86A3CA1D724F411C4D545216635914D" xlink:type="arc" />
    <link:label id="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46_terseLabel_en-US" xlink:label="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross Gains</link:label>
    <link:label id="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46_label_en-US" xlink:label="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Gains</link:label>
    <link:label id="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46_documentation_en-US" xlink:label="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This item represents the gross gain on maturities of available for sale securities.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GrossGains" xlink:label="loc_fcf_GrossGains_3995FD5E6C47530EA982452166350E46" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GrossGains_3995FD5E6C47530EA982452166350E46" xlink:to="lab_fcf_GrossGains_3995FD5E6C47530EA982452166350E46" xlink:type="arc" />
    <link:label id="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928_negatedTerseLabel_en-US" xlink:label="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Gross Losses</link:label>
    <link:label id="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928_label_en-US" xlink:label="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Losses</link:label>
    <link:label id="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928_documentation_en-US" xlink:label="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This item represents the gross loss on maturities of available for sale securities.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GrossLosses" xlink:label="loc_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928" xlink:to="lab_fcf_GrossLosses_CD5DD5743FF0FBA1D18245216635C928" xlink:type="arc" />
    <link:label id="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96_terseLabel_en-US" xlink:label="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain Losses Maturities And Impairment</link:label>
    <link:label id="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96_label_en-US" xlink:label="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain Losses Maturities And Impairment</link:label>
    <link:label id="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96_documentation_en-US" xlink:label="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gain losses maturities and impairment.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GainLossesMaturitiesAndImpairment" xlink:label="loc_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96" xlink:to="lab_fcf_GainLossesMaturitiesAndImpairment_5B56636BC1AC862A8282452166354D96" xlink:type="arc" />
    <link:label id="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E_totalLabel_en-US" xlink:label="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net gains and impairment</link:label>
    <link:label id="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E_label_en-US" xlink:label="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Gains And Impairment</link:label>
    <link:label id="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E_documentation_en-US" xlink:label="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net gains and impairment.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NetGainsAndImpairment" xlink:label="loc_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E" xlink:to="lab_fcf_NetGainsAndImpairment_0D239457BE78955AAB5745216635620E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Analysis of Amortized Cost and Estimated Fair Value of Securities Available for Sale</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesTextBlock" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_49D6CD7DBA66874ADAC80C88C2CA26DF" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortized Cost and Estimated Fair Value of Debt Securities Available for Sale</link:label>
    <link:label id="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98_label_en-US" xlink:label="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments Classified by Contractual Maturity Date [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock" xlink:label="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98" xlink:to="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_DE1F4F999F33D06C7FB30C88C2CACB98" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Sale, Gross Gains (Losses) Realized on Sales, Maturities and Other-Than-Temporary Impairment Charges Related to Securities Available for Sale</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Realized Gain (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfRealizedGainLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9" xlink:to="lab_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_242140D70E1CC65174610C88C2CA25D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental Cash Flow Disclosures</link:label>
    <link:label id="lab_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851_label_en-US" xlink:label="lab_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flow, Supplemental Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashFlowSupplementalDisclosuresTextBlock" xlink:label="loc_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851" xlink:to="lab_us-gaap_CashFlowSupplementalDisclosuresTextBlock_4A25BE8E5EE555FE504E0C88C3C71851" xlink:type="arc" />
    <link:label id="lab_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4_terseLabel_en-US" xlink:label="lab_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]</link:label>
    <link:label id="lab_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4_label_en-US" xlink:label="lab_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember" xlink:label="loc_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4" xlink:to="lab_us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_2BCDD224AA551735326F0C88C3A713C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_483B4686DA9FCF6465CD0C88C3A7F886_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_483B4686DA9FCF6465CD0C88C3A7F886" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_483B4686DA9FCF6465CD0C88C3A7F886" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_483B4686DA9FCF6465CD0C88C3A7F886" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_483B4686DA9FCF6465CD0C88C3A7F886" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_937321C8D36BC4F48C650C88C5AA13D7_label_en-US" xlink:label="lab_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_937321C8D36BC4F48C650C88C5AA13D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Changes and Error Corrections [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_937321C8D36BC4F48C650C88C5AA13D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_937321C8D36BC4F48C650C88C5AA13D7" xlink:to="lab_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_937321C8D36BC4F48C650C88C5AA13D7" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D" xlink:to="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F64F0943B0150BBB1A90C88C5AA9A0D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_DE07097E96CACB768CF10C88C57B8A09" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Assets [Member]</link:label>
    <link:label id="lab_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE_label_en-US" xlink:label="lab_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="loc_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE" xlink:to="lab_us-gaap_OtherAssetsMember_CC799104A17D5A6F88140C88C57BCFEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_55A697D71A5B619CB09B0C88C57BCA94" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_7927717A53EB56AA33CB0C88C57BAAC3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA_periodStartLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance, beginning of period</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D2FBEFBB150AD94866CE0C88C57B77AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total gains or losses included in other comprehensive income</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_2D5BCD97733350411EB00C88C57B20B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchases</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_4204BF3E70E0F4264E5B0C88C57BA4C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Issuances</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_2D3678ADBCC1126AD7540C88C57BEC12" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_F007D3E0092F1EF2A95D0C88C57B587B_negatedLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_F007D3E0092F1EF2A95D0C88C57B587B" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Sales</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_F007D3E0092F1EF2A95D0C88C57B587B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_F007D3E0092F1EF2A95D0C88C57B587B" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_F007D3E0092F1EF2A95D0C88C57B587B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE_negatedLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Settlements</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_43DD93B2ECDB7FE7C0C60C88C57B69CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_7C2F3CBD4688253B33C20C88C57B39FB" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_7A9300C7A3053DED3A640C88C57B37F5_periodEndLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_7A9300C7A3053DED3A640C88C57B37F5" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance, end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_7A9300C7A3053DED3A640C88C57B37F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_7A9300C7A3053DED3A640C88C57B37F5" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_7A9300C7A3053DED3A640C88C57B37F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_C6D0A330D937A63DA2870C88C57BBA79" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_6CE6583E9EAFA8EF280A408914BCECD4_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_6CE6583E9EAFA8EF280A408914BCECD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_6CE6583E9EAFA8EF280A408914BCECD4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_6CE6583E9EAFA8EF280A408914BCECD4" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract_6CE6583E9EAFA8EF280A408914BCECD4" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033_terseLabel_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033" xlink:to="lab_us-gaap_StatementScenarioAxis_D67F630D2F2FD63137D7408C04EC4033" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A" xlink:to="lab_us-gaap_ScenarioUnspecifiedDomain_AB5CCC7DAA39A7FD6B26408C04ECD95A" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738_terseLabel_en-US" xlink:label="lab_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of ASU Adoption [Member]</link:label>
    <link:label id="lab_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738_label_en-US" xlink:label="lab_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restatement Adjustment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestatementAdjustmentMember" xlink:label="loc_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738" xlink:to="lab_us-gaap_RestatementAdjustmentMember_DF59B7E069508D678F8E408C063A3738" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22" xlink:to="lab_us-gaap_StatementEquityComponentsAxis_DC54B0F449D6C1A68446408914BC1A22" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4" xlink:to="lab_us-gaap_EquityComponentDomain_67EEFC040A76FA5D0309408914BC9EE4" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained Earnings [Member]</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD" xlink:to="lab_us-gaap_RetainedEarningsMember_30C18C7F95E97B26ABDC408914BDE3CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE" xlink:to="lab_us-gaap_UnrecognizedTaxBenefits_29123E291B5DEA8EC1C2408914BD3BDE" xlink:type="arc" />
    <link:label id="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035_terseLabel_en-US" xlink:label="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cumulative effect of adoption of ASU 2018-02</link:label>
    <link:label id="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035_label_en-US" xlink:label="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cumulative Effect of New Accounting Principle in Period of Adoption</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" xlink:label="loc_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035" xlink:to="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_9B8219402E3868CC14BF408914BDB035" xlink:type="arc" />
    <link:label id="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07_terseLabel_en-US" xlink:label="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock Expense, Tax Benefit</link:label>
    <link:label id="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07_label_en-US" xlink:label="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock Expense, Tax Benefit</link:label>
    <link:label id="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07_documentation_en-US" xlink:label="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restricted Stock Expense, Tax Benefit</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RestrictedStockExpenseTaxBenefit" xlink:label="loc_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07" xlink:to="lab_fcf_RestrictedStockExpenseTaxBenefit_AD902295A6F774636119408914BD7F07" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Financing Receivables Past Due [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Financing Receivables Past Due [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C" xlink:to="lab_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_13F5CF32B507889584223BF53F33E44C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Troubled Debt Restructuring [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Portfolio Segment [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E" xlink:to="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_BC3F6E1C212AC02F491B3BF53F33609E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Troubled Debt Restructuring [Domain]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Portfolio Segment [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8" xlink:to="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_4941BAEC15C84BE87F043BF53F3379F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due [Line Items]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_FBAE42BFFDDEF398BE2A3BF53F34C40A" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Subsequent Default, Number of Contracts</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Subsequent Default, Number of Contracts</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1" xlink:label="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C" xlink:to="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_CD13BD56225636886C8F3BF53F34EA4C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Subsequent Default, Recorded Investment</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Subsequent Default, Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1" xlink:label="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905" xlink:to="lab_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_BC8231A03239351C31713BF53F344905" xlink:type="arc" />
    <link:label id="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_2390C4987D2C08752FA83BF53FB59B2A_verboseLabel_en-US" xlink:label="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_2390C4987D2C08752FA83BF53FB59B2A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cumulative Effect of New Accounting Principle in Period of Adoption</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" xlink:label="loc_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_2390C4987D2C08752FA83BF53FB59B2A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_2390C4987D2C08752FA83BF53FB59B2A" xlink:to="lab_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_2390C4987D2C08752FA83BF53FB59B2A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock_29D363E880D2E66E91F50C88C30B261A" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_8A90326FDCD8081F22F13BBC7F99667A_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_8A90326FDCD8081F22F13BBC7F99667A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_8A90326FDCD8081F22F13BBC7F99667A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_8A90326FDCD8081F22F13BBC7F99667A" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_8A90326FDCD8081F22F13BBC7F99667A" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A800ED92CE997543B743BBC7F9A9E29" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax expense</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_85BFF9B6D87EBDF522693BBC7F9A8BDA" xlink:type="arc" />
    <link:label id="lab_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation and amortization</link:label>
    <link:label id="lab_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E_label_en-US" xlink:label="lab_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation, Amortization and Accretion, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E" xlink:to="lab_us-gaap_DepreciationAmortizationAndAccretionNet_95C265C0AFA8CD9AD5663BBC7F9A863E" xlink:type="arc" />
    <link:label id="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2_negatedLabel_en-US" xlink:label="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net gains on securities and other assets</link:label>
    <link:label id="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2_label_en-US" xlink:label="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain Loss On Securities And Other Assets</link:label>
    <link:label id="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2_documentation_en-US" xlink:label="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gain (loss) on securities and other assets.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GainLossOnSecuritiesAndOtherAssets" xlink:label="loc_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2" xlink:to="lab_fcf_GainLossOnSecuritiesAndOtherAssets_64AEC7289D5C670C8B003BBC7F9A6EB2" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE_negatedLabel_en-US" xlink:label="lab_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net (accretion) amortization of premiums and discounts on securities</link:label>
    <link:label id="lab_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE_label_en-US" xlink:label="lab_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accretion (Amortization) of Discounts and Premiums, Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE" xlink:to="lab_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_2DB7016A9F18E41AA2B63BBC7F9AE9EE" xlink:type="arc" />
    <link:label id="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B_negatedTerseLabel_en-US" xlink:label="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Income from increase in cash surrender value of bank owned life insurance</link:label>
    <link:label id="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B_label_en-US" xlink:label="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase In Cash Surrender Value of BOLI</link:label>
    <link:label id="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B_documentation_en-US" xlink:label="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase In Cash Surrender Value of BOLI</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_IncreaseInCashSurrenderValueofBOLI" xlink:label="loc_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B" xlink:to="lab_fcf_IncreaseInCashSurrenderValueofBOLI_574BCEDB43C7FAAC67813BBC7F9A519B" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Increase in interest receivable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accrued Interest Receivable, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_BC4B8FFE563522B9B5213BBC7F9A799A" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Mortgage loans originated for sale</link:label>
    <link:label id="lab_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D_label_en-US" xlink:label="lab_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Origination of Mortgage Loans Held-for-sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale" xlink:label="loc_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D" xlink:to="lab_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_2F64A025E9833A3F28AA3BBC7F9A0E4D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sale of mortgage loans</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Mortgage Loans Held-for-sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" xlink:label="loc_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48" xlink:to="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_947E0E37F45B4BD8E6D43BBC7F9A9D48" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">(Decrease) increase in interest payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Interest Payable, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:label="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E" xlink:to="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_6AF20F010B8A06733C123BBC7F9A905E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase in income taxes payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Income Taxes Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_E857AA942BB63C7726B53BBC7F9A11D7" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other-net</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Other Operating Assets and Liabilities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_C590135ADDD9D6B5F32B3BBC7F9A3405" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by operating activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_ABE48A738611BF3FD58F3BBC7F9A9AAB" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investing Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D08A27AB75C5118F67CB3BBC7F9BFE5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sale and maturity of held-to-maturity securities</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale and Maturity of Held-to-maturity Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111" xlink:to="lab_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_64427812522CA73806173BBC7F9BC111" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments to acquire held-to-maturity securities</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Held-to-maturity Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xlink:label="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3" xlink:to="lab_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_68BFED4B8ACD96F6E93C3BBC7F9B30F3" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from maturities and redemptions of available-for-sale securities</link:label>
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9_label_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9" xlink:to="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_F5DD4A22E663DEC2D9953BBC7F9B06A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchases of available-for-sale securities</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4" xlink:to="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E1B45243483B63819EB23BBC7F9BE2C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchases of FHLB stock</link:label>
    <link:label id="lab_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for (Proceeds from) Federal Home Loan Bank Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock" xlink:label="loc_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275" xlink:to="lab_us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock_40AEA0A6F327DD3A88643BBC7F9B5275" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from the redemption of FHLB stock</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Federal Home Loan Bank Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock" xlink:label="loc_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06" xlink:to="lab_us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_A94648C1961701E0FE9F3BBC7F9B5C06" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Loans Receivable</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Loans Receivable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromSaleOfLoansReceivable" xlink:label="loc_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067" xlink:to="lab_us-gaap_ProceedsFromSaleOfLoansReceivable_1355368C9F28C85A3C1E3BBC7F990067" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sale of other assets</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Other Productive Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherProductiveAssets" xlink:label="loc_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9" xlink:to="lab_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_A4466D36299253877FC63BBC7F9BB0B9" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Increase in Restricted Cash</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Businesses, Net of Cash Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4A585096231FFB5BC6673BBC7F9B264C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net decrease (increase) in loans</link:label>
    <link:label id="lab_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for (Proceeds from) Loans and Leases</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:label="loc_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075" xlink:to="lab_us-gaap_PaymentsForProceedsFromLoansAndLeases_DCE122EDE9C3A62DC0833BBC7F9BD075" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments for Purchase of Other Assets</link:label>
    <link:label id="lab_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE_label_en-US" xlink:label="lab_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Purchase of Other Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForPurchaseOfOtherAssets1" xlink:label="loc_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE" xlink:to="lab_us-gaap_PaymentsForPurchaseOfOtherAssets1_A812DC87D4F0F8C62AF83BBC7F9BC5FE" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchases of premises and equipment</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_825856863404B5CD4BD33BBC7F9B7FAD" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used in investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6DD3AC55578F78A972303BBC7F9BA227" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_23A247A23CBCA16EED0D3BBC7F9BB057" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net increase in federal funds purchased</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Federal Funds Purchased</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInFederalFundsPurchased" xlink:label="loc_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990" xlink:to="lab_us-gaap_IncreaseDecreaseInFederalFundsPurchased_3F8BD141B6362926D1213BBC7F9B1990" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net (decrease) increase in other short-term borrowings</link:label>
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from (Repayments of) Short-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278" xlink:to="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_CAA8C03142FF33CF13C03BBC7F9BC278" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net increase in deposits</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Deposits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInDeposits" xlink:label="loc_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C" xlink:to="lab_us-gaap_IncreaseDecreaseInDeposits_FC981ACCE9C22D951BBD3BBC7F9B2A2C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Repayments of other long-term debt</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Other Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfOtherLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24" xlink:to="lab_us-gaap_RepaymentsOfOtherLongTermDebt_4E63F37C3893685F888D3BBC7F9B8F24" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Capital Lease Obligations</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Capital Lease Obligations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:label="loc_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F" xlink:to="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_DD8AEB54D6A84E9EE1773BBC7F9C3E4F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Dividends paid</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Dividends</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360" xlink:to="lab_us-gaap_PaymentsOfDividends_D93748B0616D54FC662A3BBC7F9CC360" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchase of treasury stock</link:label>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_455480B6D9F87343DDF33BBC7F9C13AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash (used in) provided by financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_9FF55106AD725A3881D53BBC7F9C75FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net (decrease) increase in cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37" xlink:to="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_25619380E0CDE6ECAEC13BBC7F9CBD37" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at January 1</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_48481C8D4F4792F6D22F3BBC7F9C31A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_765FA00451E4A4949F2C3BBC7F9C21F1_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_765FA00451E4A4949F2C3BBC7F9C21F1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at March 31</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_765FA00451E4A4949F2C3BBC7F9C21F1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_765FA00451E4A4949F2C3BBC7F9C21F1" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_765FA00451E4A4949F2C3BBC7F9C21F1" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Receivable Type [Axis]</link:label>
    <link:label id="lab_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73_label_en-US" xlink:label="lab_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivable Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73" xlink:to="lab_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0EC3F92831A1B7D5FA060C88C58B7F73" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Receivable Type [Domain]</link:label>
    <link:label id="lab_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8_label_en-US" xlink:label="lab_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivable [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="loc_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8" xlink:to="lab_us-gaap_ReceivableTypeDomain_E571E18BCA1BB02A0AE90C88C58BF5D8" xlink:type="arc" />
    <link:label id="lab_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58_label_en-US" xlink:label="lab_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">In-Scope and Out-of-Scope Revenue [Abstract]</link:label>
    <link:label id="lab_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58_documentation_en-US" xlink:label="lab_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">In-Scope and Out-of-Scope Revenue [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InScopeandOutofScopeRevenueAbstract" xlink:label="loc_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58" xlink:to="lab_fcf_InScopeandOutofScopeRevenueAbstract_0DBC068D671F9265329F3B6EF6E47C58" xlink:type="arc" />
    <link:label id="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693_terseLabel_en-US" xlink:label="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scope of Topic 606 [Axis]</link:label>
    <link:label id="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693_label_en-US" xlink:label="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scope of Topic 606 [Axis]</link:label>
    <link:label id="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693_documentation_en-US" xlink:label="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Scope of Topic 606 [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ScopeofTopic606Axis" xlink:label="loc_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693" xlink:to="lab_fcf_ScopeofTopic606Axis_D7030EA61E0151B7479B3B889D3DA693" xlink:type="arc" />
    <link:label id="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486_terseLabel_en-US" xlink:label="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scope of Topic 606 [Domain]</link:label>
    <link:label id="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486_label_en-US" xlink:label="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scope of Topic 606 [Domain]</link:label>
    <link:label id="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486_documentation_en-US" xlink:label="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Scope of Topic 606 [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ScopeofTopic606Domain" xlink:label="loc_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486" xlink:to="lab_fcf_ScopeofTopic606Domain_A5C96E8745C4D517057A3B889D431486" xlink:type="arc" />
    <link:label id="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9_terseLabel_en-US" xlink:label="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">In-Scope of Topic 606 [Member]</link:label>
    <link:label id="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9_label_en-US" xlink:label="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">In-Scope of Topic 606 [Member]</link:label>
    <link:label id="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9_documentation_en-US" xlink:label="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">In-Scope of Topic 606 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InScopeofTopic606Member" xlink:label="loc_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9" xlink:to="lab_fcf_InScopeofTopic606Member_DD2BB23AE9AECCD1A5D43B890DB0B7E9" xlink:type="arc" />
    <link:label id="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC_terseLabel_en-US" xlink:label="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Out-Of-Scope of Topic 606 [Member]</link:label>
    <link:label id="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC_label_en-US" xlink:label="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Out-Of-Scope of Topic 606 [Member]</link:label>
    <link:label id="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC_documentation_en-US" xlink:label="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Out-Of-Scope of Topic 606 [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OutOfScopeofTopic606Member" xlink:label="loc_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC" xlink:to="lab_fcf_OutOfScopeofTopic606Member_365E0C591D36F75EF6BC3B89D25C19BC" xlink:type="arc" />
    <link:label id="lab_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D_label_en-US" xlink:label="lab_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Comprehensive Income Disclosures [Abstract]</link:label>
    <link:label id="lab_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D_documentation_en-US" xlink:label="lab_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Supplemental Comprehensive Income Disclosures [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_SupplementalComprehensiveIncomeDisclosuresAbstract" xlink:label="loc_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D" xlink:to="lab_fcf_SupplementalComprehensiveIncomeDisclosuresAbstract_F4DF0EA75624C84670C64089168F5D2D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Table]</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_622C3775A9A4FB6861C94089168FBED4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Previously Reported [Member]</link:label>
    <link:label id="lab_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4_label_en-US" xlink:label="lab_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Previously Reported [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScenarioPreviouslyReportedMember" xlink:label="loc_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4" xlink:to="lab_us-gaap_ScenarioPreviouslyReportedMember_593617BE412F473D4B934090335696C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Net Unrealized Investment Gain (Loss) [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6_label_en-US" xlink:label="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6" xlink:to="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_97C66685CBAFB2C574294089168F47E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_061592AD77D06E3DCBC74089168FB118" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74_label_en-US" xlink:label="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74" xlink:to="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_3B5B1BF3D8B445657CB640891690CA74" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_DC09423A7E59FB07EEEA4089169080F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Line Items]</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_E8C75791F61FA15565ED408916907701" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_56835BB919B9CFF3593A408916908694_periodStartLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_56835BB919B9CFF3593A408916908694" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Beginning Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_56835BB919B9CFF3593A408916908694" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_56835BB919B9CFF3593A408916908694" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_56835BB919B9CFF3593A408916908694" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss) before reclassification adjustment</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_3F6A2F208E30CE3ADF5E40891690AA2E" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_19C6D2E946070422F1104089169038FF" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Reclassifications, Net of Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Reclassifications, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_B07E47AE998667259B3D40891690EABD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Amounts reclassified from accumulated other comprehensive income (loss)</link:label>
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971_label_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971" xlink:to="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_8D489A93AC9EE952A22D40891690E971" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_595799A0BE725DE2BE48408916901647" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total other comprehensive (loss) income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8884BD8473DA79908CCD408916907B19" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3919986CC537E9DB7F4D40891690A43E_periodEndLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3919986CC537E9DB7F4D40891690A43E" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3919986CC537E9DB7F4D40891690A43E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3919986CC537E9DB7F4D40891690A43E" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3919986CC537E9DB7F4D40891690A43E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Notional Amount of Outstanding Commitments</link:label>
    <link:label id="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82_label_en-US" xlink:label="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Line of Credit Facilities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock" xlink:label="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82" xlink:to="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_6BB3F77EC201F39CFA660C88C57B8C82" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfStockholdersEquityAbstract_EBCE4D498517950459990C88C3D63587_label_en-US" xlink:label="lab_us-gaap_StatementOfStockholdersEquityAbstract_EBCE4D498517950459990C88C3D63587" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_EBCE4D498517950459990C88C3D63587" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_EBCE4D498517950459990C88C3D63587" xlink:to="lab_us-gaap_StatementOfStockholdersEquityAbstract_EBCE4D498517950459990C88C3D63587" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Dividends Declared per Common Share (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3" xlink:to="lab_us-gaap_CommonStockDividendsPerShareDeclared_B6F8913BF8D9F99ECF370C88C3D613F3" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Issued, Basic</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Issued, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesIssuedBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_D4618B64D5E47B528A580CF3B4ED13EA" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667_negatedLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Average treasury shares (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares, Treasury Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesTreasuryStock" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesTreasuryStock_1F2ACB9B6FC861B826740CF3B4EDD667" xlink:type="arc" />
    <link:label id="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9_negatedTerseLabel_en-US" xlink:label="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares, Deferred Compensation Plans</link:label>
    <link:label id="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9_label_en-US" xlink:label="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares, Deferred Compensation Plans</link:label>
    <link:label id="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9_documentation_en-US" xlink:label="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares, Deferred Compensation Plans</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_WeightedAverageNumberofSharesDeferredCompensationPlans" xlink:label="loc_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9" xlink:to="lab_fcf_WeightedAverageNumberofSharesDeferredCompensationPlans_FF1A13EF5057A5AF64DB0D17230144B9" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Average unearned nonvested shares</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares, Restricted Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesRestrictedStock" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_4832846AEED39631085F0CF3B4ED65E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Weighted average common shares and common stock equivalents used to calculate basic earnings per share (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_74D09420B5B63F786BF00CF3B4ED4AC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0_terseLabel_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional common stock equivalents (nonvested stock) used to calculate diluted earnings per share</link:label>
    <link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0_label_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Incremental Common Shares Attributable to Participating Nonvested Shares with Non-forfeitable Dividend Rights</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0" xlink:to="lab_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_DEAB9EC97FE2D4C709520CF3B4ED47D0" xlink:type="arc" />
    <link:label id="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16_terseLabel_en-US" xlink:label="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Number Of Additional Shares Deferred Compensation Plan</link:label>
    <link:label id="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16_label_en-US" xlink:label="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number Of Additional Shares Deferred Compensation Plan</link:label>
    <link:label id="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16_documentation_en-US" xlink:label="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted Average Number Of Additional Shares Deferred Compensation Plan</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan" xlink:label="loc_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16" xlink:to="lab_fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan_D36AFCD846C6F049EEC80D17FE19FD16" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Weighted average common shares and common stock equivalents used to calculate diluted earnings per share (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3A1F4FE834BDD6223AC60CF3B4EDA0E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Financing Receivable, Troubled Debt Restructurings [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Financing Receivable, Troubled Debt Restructurings [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0" xlink:to="lab_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_D81B4C3365DAFA940ABD0C8E56FD8BD0" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670_terseLabel_en-US" xlink:label="lab_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loan Restructuring Modification [Axis]</link:label>
    <link:label id="lab_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670_label_en-US" xlink:label="lab_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loan Restructuring Modification [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoanRestructuringModificationAxis" xlink:label="loc_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670" xlink:to="lab_us-gaap_LoanRestructuringModificationAxis_CDECFA5E4E03F1C2A8A10C8E56FDC670" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A_terseLabel_en-US" xlink:label="lab_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loan Restructuring Modification [Domain]</link:label>
    <link:label id="lab_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A_label_en-US" xlink:label="lab_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loan Restructuring Modification [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoanRestructuringModificationDomain" xlink:label="loc_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A" xlink:to="lab_us-gaap_LoanRestructuringModificationDomain_5F14F0F64F9FA55924650C8E56FD477A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188_terseLabel_en-US" xlink:label="lab_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Extended Maturity [Member]</link:label>
    <link:label id="lab_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188_label_en-US" xlink:label="lab_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Extended Maturity [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ExtendedMaturityMember" xlink:label="loc_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188" xlink:to="lab_us-gaap_ExtendedMaturityMember_30EDB41B56FD0E13BD6B0C8E56FDC188" xlink:type="arc" />
    <link:label id="lab_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contractual Interest Rate Reduction [Member]</link:label>
    <link:label id="lab_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634_label_en-US" xlink:label="lab_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contractual Interest Rate Reduction [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ContractualInterestRateReductionMember" xlink:label="loc_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634" xlink:to="lab_us-gaap_ContractualInterestRateReductionMember_2E897B895932626B1B690C8E56FDA634" xlink:type="arc" />
    <link:label id="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A_terseLabel_en-US" xlink:label="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contractual Payment Modification [Member]</link:label>
    <link:label id="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A_label_en-US" xlink:label="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contractual Payment Modification [Member]</link:label>
    <link:label id="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A_documentation_en-US" xlink:label="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contractual Payment Modification [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ContractualPaymentModificationMember" xlink:label="loc_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A" xlink:to="lab_fcf_ContractualPaymentModificationMember_97BAEB0EC41DE08276C70C8E56FD996A" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications [Line Items]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsLineItems" xlink:label="loc_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F" xlink:to="lab_us-gaap_FinancingReceivableModificationsLineItems_1D60E493B754A15E7BF40C8E56FD228F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of Contracts</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Number of Contracts</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsNumberOfContracts2" xlink:label="loc_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26" xlink:to="lab_us-gaap_FinancingReceivableModificationsNumberOfContracts2_AC0CFEFE47B23A1132B10C8E56FD5A26" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total Pre-Modification Outstanding Recorded Investment</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Pre-Modification Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" xlink:label="loc_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F" xlink:to="lab_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_8E3642419AC9ACB764B60C8E56FDAE3F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Post- Modification Outstanding Recorded Investment</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Post-Modification Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xlink:label="loc_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C" xlink:to="lab_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_97B7E40BC9BA8161E55F0C8E56FDC49C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Determination of Allowance for Credit Losses</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Determination of Allowance for Credit Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1" xlink:label="loc_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3" xlink:to="lab_us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1_4EBB7B808635BAC360870C8E56FD06D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill, Period Increase (Decrease)</link:label>
    <link:label id="lab_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236_label_en-US" xlink:label="lab_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillPeriodIncreaseDecrease" xlink:label="loc_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236" xlink:to="lab_us-gaap_GoodwillPeriodIncreaseDecrease_84F5F9C493E6692199523B76FE736236" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impairment charges on goodwill</link:label>
    <link:label id="lab_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044_label_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Impairment Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillImpairmentLoss" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044" xlink:to="lab_us-gaap_GoodwillImpairmentLoss_1AD8CAF72D853250CD303B76FE73B044" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Values of Assets and Liabilities</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock_E30A7262B5326D96A2980C88C56C4517" xlink:type="arc" />
    <link:label id="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949_terseLabel_en-US" xlink:label="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Corporate Securities [Member]</link:label>
    <link:label id="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949_label_en-US" xlink:label="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Corporate Securities [Member]</link:label>
    <link:label id="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949_documentation_en-US" xlink:label="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Corporate securities.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CorporateSecuritiesMember" xlink:label="loc_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949" xlink:to="lab_fcf_CorporateSecuritiesMember_9744E22CF25598123DA53BB8293D9949" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70_terseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue_45D43A18F4EF9A8738C33BB8293DBE70" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64_negatedTerseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss_F42D1C79F512E86E87473BB8293DEC64" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37_terseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue_F3674A7ED9806B013F1B3BB8293D2B37" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4_negatedTerseLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss_CF1B167475C10118DB183BB8293D62E4" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83_totalLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83_label_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total</link:label>
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83_documentation_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal_41059B5FE2B40FF50B3B3BB8293DED83" xlink:type="arc" />
    <link:label id="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_35F8ADBFE4E301EC58FF3BB8293D6A72_negatedTotalLabel_en-US" xlink:label="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_35F8ADBFE4E301EC58FF3BB8293D6A72" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" xlink:label="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_35F8ADBFE4E301EC58FF3BB8293D6A72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_35F8ADBFE4E301EC58FF3BB8293D6A72" xlink:to="lab_fcf_InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_35F8ADBFE4E301EC58FF3BB8293D6A72" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental Comprehensive Income Disclosures</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793" xlink:to="lab_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_59A9B6FC0B4584BE39BD0C88C3C75793" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216" xlink:to="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_6F4F509205EEC41655D70C88C3C79216" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Supplemental Cash Flow Disclosures</link:label>
    <link:label id="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2_label_en-US" xlink:label="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2" xlink:to="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_768628A4A8D89709604B0C88C30B04A2" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, par value (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93_label_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93" xlink:to="lab_us-gaap_PreferredStockParOrStatedValuePerShare_D573D5F77AA466654D110C88C50E2F93" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, shares authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A" xlink:to="lab_us-gaap_PreferredStockSharesAuthorized_C362D67939D5E3898EDF0C88C50EC78A" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, shares issued (in shares)</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949" xlink:to="lab_us-gaap_PreferredStockSharesIssued_FDE7DB64A3C28A253EC10C88C50EA949" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, par value (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare_28C304066024A52D48D90C88C50E9C8B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_D02E14698FF349FFEF980C88C50EC9CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares issued (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC" xlink:to="lab_us-gaap_CommonStockSharesIssued_A0FBBCF2EE3B5936ED740C88C50E52DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares outstanding (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7" xlink:to="lab_us-gaap_CommonStockSharesOutstanding_6F208AD1818A32E5DCAE0C88C50E8AC7" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury stock, shares (in shares)</link:label>
    <link:label id="lab_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17" xlink:to="lab_us-gaap_TreasuryStockShares_113B9BAD6829C64693500C88C50EFA17" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3" xlink:to="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_F74DEA6E874E97A5BDAF3B906FF1BCA3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Domain]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361" xlink:to="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_6CD5ADE05F3203711DB33B906FF15361" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, 30 to 59 Days Past Due [Member]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E_label_en-US" xlink:label="lab_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, 30 to 59 Days Past Due [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivables30To59DaysPastDueMember" xlink:label="loc_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E" xlink:to="lab_us-gaap_FinancingReceivables30To59DaysPastDueMember_AC2EEDC59A60E95108643B906FF1F03E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, 60 to 89 Days Past Due [Member]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7_label_en-US" xlink:label="lab_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, 60 to 89 Days Past Due [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivables60To89DaysPastDueMember" xlink:label="loc_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7" xlink:to="lab_us-gaap_FinancingReceivables60To89DaysPastDueMember_33FC1E3B1F8B9D1F4FC53B906FF269A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, Equal to Greater than 90 Days Past Due [Member]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Equal to Greater than 90 Days Past Due [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:label="loc_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883" xlink:to="lab_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_269EEB95FCD50A60F31E3B906FF2A883" xlink:type="arc" />
    <link:label id="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46_terseLabel_en-US" xlink:label="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable Recorded Investment Equal To Or Greater Than Thirty Days Past Due</link:label>
    <link:label id="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46_label_en-US" xlink:label="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Recorded Investment Equal To Or Greater Than Thirty Days Past Due</link:label>
    <link:label id="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46_documentation_en-US" xlink:label="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing receivables that are equal to or greater than 30 days past due.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue" xlink:label="loc_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46" xlink:to="lab_fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue_3C75E5F13511535B86973B906FF20F46" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total past due and nonaccrual</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_3EFF9D0899D68D8CB7153B906FF2BD9E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Current</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentCurrent_326A7A8395511F37E2853B906FF2D0D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_880DEC7062BD0E5CCABA0CF3B42CF8FC" xlink:type="arc" />
    <link:label id="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_FB2B17450E9AD264AB750CF3B42C6B87_verboseLabel_en-US" xlink:label="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_FB2B17450E9AD264AB750CF3B42C6B87" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">US Government Agencies Residential Mortgage-backed Securities [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain" xlink:label="loc_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_FB2B17450E9AD264AB750CF3B42C6B87" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_FB2B17450E9AD264AB750CF3B42C6B87" xlink:to="lab_fcf_USGovernmentAgencyDebtSecuritiesResidentialDomain_FB2B17450E9AD264AB750CF3B42C6B87" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_E8FD718575D5BFB631600CF3B42C040B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252_terseLabel_en-US" xlink:label="lab_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans Held for Sale</link:label>
    <link:label id="lab_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252_label_en-US" xlink:label="lab_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Held-for-sale, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansHeldForSaleFairValueDisclosure" xlink:label="loc_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252" xlink:to="lab_us-gaap_LoansHeldForSaleFairValueDisclosure_938571DF0F8453F178B40CF3B42CC252" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73_label_en-US" xlink:label="lab_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsFairValueDisclosure" xlink:label="loc_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73" xlink:to="lab_us-gaap_OtherAssetsFairValueDisclosure_74593BD1A9AA5B71C7510CF3B42C9B73" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total Assets</link:label>
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293" xlink:to="lab_us-gaap_AssetsFairValueDisclosure_CB942610ED0FECDD79450CF3B42C1293" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Liabilities, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLiabilitiesFairValueDisclosure" xlink:label="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3" xlink:to="lab_us-gaap_OtherLiabilitiesFairValueDisclosure_9FB6490AD99281F74EE90CF3B42CFBA3" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total Liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E_label_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial and Nonfinancial Liabilities, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E" xlink:to="lab_us-gaap_LiabilitiesFairValueDisclosure_CDE44E461A4CAA8CEDF30CF3B42C997E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Composition of Weighted-Average Common Shares (Denominator) Used in Basic and Diluted Earnings Per Share</link:label>
    <link:label id="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185_label_en-US" xlink:label="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Weighted Average Number of Shares [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185" xlink:to="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_75FE823114266CD527BE0C88C5AAF185" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Stock Equivalents Not Included in Computation of Diluted Earnings Per Share</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92" xlink:to="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_616D34D410EAE9F586820C88C5AA6C92" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_32241A44735DC20341150C8E585F9B95_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_32241A44735DC20341150C8E585F9B95" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Unrealized holding gains on securities arising during the period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_32241A44735DC20341150C8E585F9B95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_32241A44735DC20341150C8E585F9B95" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_32241A44735DC20341150C8E585F9B95" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_224BBC445E25F77E05750C8E585F352F_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_224BBC445E25F77E05750C8E585F352F" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Reclassification adjustment for gains on securities included in net income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_224BBC445E25F77E05750C8E585F352F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_224BBC445E25F77E05750C8E585F352F" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_224BBC445E25F77E05750C8E585F352F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total unrealized gains on securities</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_CD5EB1010F18A99636610C8E585F0C30" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized holding gains on securities arising during the period</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_8140251478CDA6501A440C8E58612C60" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_59304816035D98EFE7C30C8E58618938_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_59304816035D98EFE7C30C8E58618938" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Reclassification adjustment for gains on derivatives included in net income, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_59304816035D98EFE7C30C8E58618938" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_59304816035D98EFE7C30C8E58618938" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_59304816035D98EFE7C30C8E58618938" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total unrealized gain on derivatives</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax_DCB9B056B37021B8279D0C8E586146E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Reclassification adjustment for gains on securities included in net income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_DA7EA57913E3A2A9227C0C8E58616A75" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total other comprehensive (loss) income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_5524D4FE0AA2F9DB63090C8E5861AFDE" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities, Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities, Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1DC3AE1C608DD4ADDA060C8E5861B167" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax_5101EC1FECA11A45F82F0C8E58618FC0" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax_250FBA36AFB6B32913EC0C8E58613D1E" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Total</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_CE4890AEBC2D556465CB0C8E58612BAE" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossTax_3B839143BD84EAA137BC0C8E5861F207" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total unrealized (losses) gains on securities</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_E2DE94E7B0ACA7674B390C8E58613820" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Total</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_57A5574506FCA66D3D810C8E58617310" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification adjustment for gains on securities included in net income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_DB4BCD62A88AF64702580C8E5861300B" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementAbstract_176DEDE74F49BB36645C4163B1F93685_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_176DEDE74F49BB36645C4163B1F93685" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_176DEDE74F49BB36645C4163B1F93685" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract_176DEDE74F49BB36645C4163B1F93685" xlink:to="lab_us-gaap_IncomeStatementAbstract_176DEDE74F49BB36645C4163B1F93685" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75_terseLabel_en-US" xlink:label="lab_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Income</link:label>
    <link:label id="lab_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75_label_en-US" xlink:label="lab_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest and Dividend Income, Operating [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestAndDividendIncomeOperatingAbstract" xlink:label="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75" xlink:to="lab_us-gaap_InterestAndDividendIncomeOperatingAbstract_0927D5CCB6C266B3D32E4163B1FA1D75" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9_terseLabel_en-US" xlink:label="lab_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest and fees on loans</link:label>
    <link:label id="lab_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9_label_en-US" xlink:label="lab_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest and Fee Income, Loans and Leases</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestAndFeeIncomeLoansAndLeases" xlink:label="loc_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9" xlink:to="lab_us-gaap_InterestAndFeeIncomeLoansAndLeases_A884854969424F89186D4163B1FA5CC9" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2_terseLabel_en-US" xlink:label="lab_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest and dividends on investments:</link:label>
    <link:label id="lab_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2_label_en-US" xlink:label="lab_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest and Dividend Income, Securities, by Taxable Status [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract" xlink:label="loc_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2" xlink:to="lab_us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_BAFD1F0B55133D02D92E4163B1FA41F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695_terseLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Taxable interest</link:label>
    <link:label id="lab_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695_label_en-US" xlink:label="lab_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Income, Securities, Operating, Taxable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeSecuritiesTaxable" xlink:label="loc_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695" xlink:to="lab_us-gaap_InterestIncomeSecuritiesTaxable_086E10930267D68C982B4163B1FA2695" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311_terseLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest exempt from federal income taxes</link:label>
    <link:label id="lab_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311_label_en-US" xlink:label="lab_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Income, Securities, Operating, Tax Exempt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeSecuritiesTaxExempt" xlink:label="loc_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311" xlink:to="lab_us-gaap_InterestIncomeSecuritiesTaxExempt_3D6ECE4FDFFA0227E4E34163B1FAA311" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F_terseLabel_en-US" xlink:label="lab_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Dividends</link:label>
    <link:label id="lab_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F_label_en-US" xlink:label="lab_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividend Income, Operating</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DividendIncomeOperating" xlink:label="loc_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F" xlink:to="lab_us-gaap_DividendIncomeOperating_CE3C4C96E30BB3C34F474163B1FA123F" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6_terseLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest on bank deposits</link:label>
    <link:label id="lab_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6_label_en-US" xlink:label="lab_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Income, Deposits with Financial Institutions</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeDepositsWithFinancialInstitutions" xlink:label="loc_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6" xlink:to="lab_us-gaap_InterestIncomeDepositsWithFinancialInstitutions_1925BC5A9953C25CB4604163B1FA94D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137_totalLabel_en-US" xlink:label="lab_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total interest income</link:label>
    <link:label id="lab_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137_label_en-US" xlink:label="lab_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest and Dividend Income, Operating</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestAndDividendIncomeOperating" xlink:label="loc_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137" xlink:to="lab_us-gaap_InterestAndDividendIncomeOperating_F1938BFB3C4BE7CE18DC4163B1FA9137" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Expense</link:label>
    <link:label id="lab_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2_label_en-US" xlink:label="lab_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseAbstract" xlink:label="loc_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2" xlink:to="lab_us-gaap_InterestExpenseAbstract_6C05A04AF43CA8C3B4314163B1FA12A2" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest on deposits</link:label>
    <link:label id="lab_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5_label_en-US" xlink:label="lab_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense, Deposits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseDeposits" xlink:label="loc_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5" xlink:to="lab_us-gaap_InterestExpenseDeposits_F145B21FBABD6BEB09BF4163B1FAA6A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest on short-term borrowings</link:label>
    <link:label id="lab_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B_label_en-US" xlink:label="lab_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense, Short-term Borrowings</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseShortTermBorrowings" xlink:label="loc_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B" xlink:to="lab_us-gaap_InterestExpenseShortTermBorrowings_13B12ABA5D7DD389E1514163B1FA9E8B" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest on subordinated debentures</link:label>
    <link:label id="lab_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E_label_en-US" xlink:label="lab_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense, Subordinated Notes and Debentures</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseSubordinatedNotesAndDebentures" xlink:label="loc_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E" xlink:to="lab_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_88ED6F4AA84FD24C62C74163B1FAD97E" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest on other long-term debt</link:label>
    <link:label id="lab_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE_label_en-US" xlink:label="lab_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense, Other Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseOtherLongTermDebt" xlink:label="loc_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE" xlink:to="lab_us-gaap_InterestExpenseOtherLongTermDebt_93B7ECF42308CA7EF0DA4163B1FAE0BE" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Expense, Lessee, Assets under Capital Lease</link:label>
    <link:label id="lab_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423_label_en-US" xlink:label="lab_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense, Lessee, Assets under Capital Lease</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease" xlink:label="loc_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423" xlink:to="lab_us-gaap_InterestExpenseLesseeAssetsUnderCapitalLease_1F8A380839124A37A2144163B207F423" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265_totalLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total interest expense</link:label>
    <link:label id="lab_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265_label_en-US" xlink:label="lab_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265" xlink:to="lab_us-gaap_InterestExpense_A5B85DC6CBC5BB5D72AC4163B1FAD265" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8_totalLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net Interest Income</link:label>
    <link:label id="lab_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8_label_en-US" xlink:label="lab_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Income (Expense), Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8" xlink:to="lab_us-gaap_InterestIncomeExpenseNet_7319B3EACBBDD9C45DB14163B1FA94A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F_totalLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net Interest Income after Provision for Credit Losses</link:label>
    <link:label id="lab_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F_label_en-US" xlink:label="lab_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Income (Expense), after Provision for Loan Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:label="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F" xlink:to="lab_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_DAABC1FF8823409AD3184163B1FB401F" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52_terseLabel_en-US" xlink:label="lab_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noninterest Income</link:label>
    <link:label id="lab_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52_label_en-US" xlink:label="lab_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noninterest Income [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestIncomeAbstract" xlink:label="loc_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52" xlink:to="lab_us-gaap_NoninterestIncomeAbstract_26699D6DF0A2123645114163B1FB5D52" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestIncome_98DC7C2AA611EABA3D184163B20031D0_totalLabel_en-US" xlink:label="lab_us-gaap_NoninterestIncome_98DC7C2AA611EABA3D184163B20031D0" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total noninterest income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestIncome" xlink:label="loc_us-gaap_NoninterestIncome_98DC7C2AA611EABA3D184163B20031D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestIncome_98DC7C2AA611EABA3D184163B20031D0" xlink:to="lab_us-gaap_NoninterestIncome_98DC7C2AA611EABA3D184163B20031D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E_terseLabel_en-US" xlink:label="lab_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noninterest Expense</link:label>
    <link:label id="lab_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E_label_en-US" xlink:label="lab_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noninterest Expense [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestExpenseAbstract" xlink:label="loc_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E" xlink:to="lab_us-gaap_NoninterestExpenseAbstract_5ED584D9977C0C97A7654163B2015C3E" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoninterestExpense_6EF82034982F1E9716DF4163B20160B8_totalLabel_en-US" xlink:label="lab_us-gaap_NoninterestExpense_6EF82034982F1E9716DF4163B20160B8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total noninterest expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoninterestExpense" xlink:label="loc_us-gaap_NoninterestExpense_6EF82034982F1E9716DF4163B20160B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoninterestExpense_6EF82034982F1E9716DF4163B20160B8" xlink:to="lab_us-gaap_NoninterestExpense_6EF82034982F1E9716DF4163B20160B8" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Income Before Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_87FDAF7D2F45E763EB854163B201D0E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax provision</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_CF211C41E8A06704B1644163B201D3C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_A04F062717C9E9495CC44163B20154A6_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_A04F062717C9E9495CC44163B20154A6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_A04F062717C9E9495CC44163B20154A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_A04F062717C9E9495CC44163B20154A6" xlink:to="lab_us-gaap_NetIncomeLoss_A04F062717C9E9495CC44163B20154A6" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7F9E9311DD5FAAF0B4654163B2019A97_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7F9E9311DD5FAAF0B4654163B2019A97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Average Shares Outstanding (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7F9E9311DD5FAAF0B4654163B2019A97" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7F9E9311DD5FAAF0B4654163B2019A97" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7F9E9311DD5FAAF0B4654163B2019A97" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_04EBF953B6F6878A3CD14163B20212EB_verboseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_04EBF953B6F6878A3CD14163B20212EB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Average Shares Outstanding Assuming Dilution (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_04EBF953B6F6878A3CD14163B20212EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_04EBF953B6F6878A3CD14163B20212EB" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_04EBF953B6F6878A3CD14163B20212EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_AE7C33953502F38A5DBA4163B202FCE5_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_AE7C33953502F38A5DBA4163B202FCE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Per Share Data:</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_AE7C33953502F38A5DBA4163B202FCE5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_AE7C33953502F38A5DBA4163B202FCE5" xlink:to="lab_us-gaap_EarningsPerShareAbstract_AE7C33953502F38A5DBA4163B202FCE5" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic Earnings per Share (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99" xlink:to="lab_us-gaap_EarningsPerShareBasic_95EE370733539ACDBF444163B202AE99" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted Earnings per Share (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6" xlink:to="lab_us-gaap_EarningsPerShareDiluted_641165B39AE4DC56702E4163B20728C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings per Share</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_A9439F3915BA503FE13D0C88C3C7A57A" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF_terseLabel_en-US" xlink:label="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired loans considered to be credit risk of non-collection</link:label>
    <link:label id="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF_label_en-US" xlink:label="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Loans Fair Value Non Collection</link:label>
    <link:label id="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF_documentation_en-US" xlink:label="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impaired loans fair value non collection.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairedLoansFairValueNonCollection" xlink:label="loc_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF" xlink:to="lab_fcf_ImpairedLoansFairValueNonCollection_80BC72C3CB21B78B16DE0C88C57BA6DF" xlink:type="arc" />
    <link:label id="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67_terseLabel_en-US" xlink:label="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Updated appraisal requirement floor</link:label>
    <link:label id="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67_label_en-US" xlink:label="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Updated Appraisal Requirement Floor</link:label>
    <link:label id="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67_documentation_en-US" xlink:label="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Updated appraisal requirement floor.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_UpdatedAppraisalRequirementFloor" xlink:label="loc_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67" xlink:to="lab_fcf_UpdatedAppraisalRequirementFloor_981BB054B13D4EED51A60C88C57BCD67" xlink:type="arc" />
    <link:label id="lab_us-gaap_RealEstateAcquiredThroughForeclosure_4DBAE573C1326AFA20100C88C57B93DD_verboseLabel_en-US" xlink:label="lab_us-gaap_RealEstateAcquiredThroughForeclosure_4DBAE573C1326AFA20100C88C57B93DD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other real estate owned</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RealEstateAcquiredThroughForeclosure" xlink:label="loc_us-gaap_RealEstateAcquiredThroughForeclosure_4DBAE573C1326AFA20100C88C57B93DD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RealEstateAcquiredThroughForeclosure_4DBAE573C1326AFA20100C88C57B93DD" xlink:to="lab_us-gaap_RealEstateAcquiredThroughForeclosure_4DBAE573C1326AFA20100C88C57B93DD" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial instrument of credit risk</link:label>
    <link:label id="lab_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227_label_en-US" xlink:label="lab_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Concentration of Risk, Commitments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueConcentrationOfRiskCommitments" xlink:label="loc_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227" xlink:to="lab_us-gaap_FairValueConcentrationOfRiskCommitments_811F54F21931D384ACFE0C88C57B7227" xlink:type="arc" />
    <link:label id="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815_terseLabel_en-US" xlink:label="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Swap Rates Term Used to Determine Yield Curve</link:label>
    <link:label id="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815_label_en-US" xlink:label="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Swap Rates Term Used to Determine Yield Curve</link:label>
    <link:label id="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815_documentation_en-US" xlink:label="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Swap Rates Term Used to Determine Yield Curve</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_SwapRatesTermUsedtoDetermineYieldCurve" xlink:label="loc_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815" xlink:to="lab_fcf_SwapRatesTermUsedtoDetermineYieldCurve_B6FDDCB92E5A18A882350C88C57B0815" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782_terseLabel_en-US" xlink:label="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Other Income, Assets and Liabilities Continue to be held</link:label>
    <link:label id="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782_label_en-US" xlink:label="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Other Income, Assets and Liabilities Continue to be held</link:label>
    <link:label id="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782_documentation_en-US" xlink:label="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Other Income, Assets and Liabilities Continue to be held</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld" xlink:label="loc_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782" xlink:to="lab_fcf_FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld_ED205DEEE36A4FC1904A0C88C57BC782" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_4D7166FAACC76F5275670C88C57BED4B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_4D7166FAACC76F5275670C88C57BED4B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_4D7166FAACC76F5275670C88C57BED4B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_4D7166FAACC76F5275670C88C57BED4B" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_4D7166FAACC76F5275670C88C57BED4B" xlink:type="arc" />
    <link:label id="lab_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607_label_en-US" xlink:label="lab_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document And Entity Information [Abstract]</link:label>
    <link:label id="lab_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607_documentation_en-US" xlink:label="lab_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Document and Entity Information [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DocumentAndEntityInformationAbstract" xlink:label="loc_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607" xlink:to="lab_fcf_DocumentAndEntityInformationAbstract_6EE54E7F5D35740CA5230C88C30BC607" xlink:type="arc" />
    <link:label id="lab_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1_terseLabel_en-US" xlink:label="lab_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Information [Table]</link:label>
    <link:label id="lab_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1_label_en-US" xlink:label="lab_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Information [Table]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentInformationTable" xlink:label="loc_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1" xlink:to="lab_dei_DocumentInformationTable_291B91E0BF84D607A1EF0C88C30B55B1" xlink:type="arc" />
    <link:label id="lab_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C_terseLabel_en-US" xlink:label="lab_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Information [Line Items]</link:label>
    <link:label id="lab_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C_label_en-US" xlink:label="lab_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Information [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityInformationLineItems" xlink:label="loc_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C" xlink:to="lab_dei_EntityInformationLineItems_40C8EF839465E169B6EE0C88C30BD72C" xlink:type="arc" />
    <link:label id="lab_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2_terseLabel_en-US" xlink:label="lab_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2_label_en-US" xlink:label="lab_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2" xlink:to="lab_dei_DocumentType_78F2489D618073F64F640C88C30BCCA2" xlink:type="arc" />
    <link:label id="lab_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9_label_en-US" xlink:label="lab_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9" xlink:to="lab_dei_AmendmentFlag_E71B8F4629EA1FE0C6500C88C30B09C9" xlink:type="arc" />
    <link:label id="lab_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F" xlink:to="lab_dei_DocumentPeriodEndDate_453930A8C92BEC9E55D90C88C30B109F" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1" xlink:to="lab_dei_DocumentFiscalYearFocus_9C4C2348F963BC9D19E20C88C30B74D1" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A" xlink:to="lab_dei_DocumentFiscalPeriodFocus_B9D09839853EF03D77930C88C30B3F5A" xlink:type="arc" />
    <link:label id="lab_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:label id="lab_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC_label_en-US" xlink:label="lab_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC" xlink:to="lab_dei_TradingSymbol_E7E5F6BFEAF1923D9DE70C88C30BC3CC" xlink:type="arc" />
    <link:label id="lab_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B_label_en-US" xlink:label="lab_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B" xlink:to="lab_dei_EntityRegistrantName_FFF3A16A8EBA73D269E00C88C30B8E3B" xlink:type="arc" />
    <link:label id="lab_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843" xlink:to="lab_dei_EntityCentralIndexKey_ADDC39168848C38BBA400C88C30B6843" xlink:type="arc" />
    <link:label id="lab_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4" xlink:to="lab_dei_CurrentFiscalYearEndDate_AAE7124332371EB2B1670C88C30B95F4" xlink:type="arc" />
    <link:label id="lab_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:label id="lab_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4_label_en-US" xlink:label="lab_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4" xlink:to="lab_dei_EntityFilerCategory_3FC254054D5BE9E36ED00C88C30BDDE4" xlink:type="arc" />
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_057B8A9CE523B49B4C000C88C30B2B5F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93" xlink:to="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0366A79669ACA2DCBFA10C88C4FFFE93" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain_13A9A9DF5C39CB9534EB0C88C4FFA899" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Nonrecurring [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Nonrecurring [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59" xlink:to="lab_us-gaap_FairValueMeasurementsNonrecurringMember_735416C6404B264FF7E50C88C4FFDE59" xlink:type="arc" />
    <link:label id="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE_terseLabel_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Real Estate Owned [Member]</link:label>
    <link:label id="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE_label_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Real Estate Owned [Member]</link:label>
    <link:label id="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE_documentation_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other real estate owned.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OtherRealEstateOwnedMember" xlink:label="loc_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE" xlink:to="lab_fcf_OtherRealEstateOwnedMember_296BE6A83D0530049F0C0C88C4FFAEEE" xlink:type="arc" />
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132_terseLabel_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Collateralized Debt Obligations [Member]</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132_label_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Collateralized Debt Obligations [Member]</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132_documentation_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pooled trust preferred collateralized debt obligations.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PooledTrustPreferredCollateralizedDebtObligationsMember" xlink:label="loc_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132" xlink:to="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsMember_347042BF4AE3794DB2F80C88C4FFF132" xlink:type="arc" />
    <link:label id="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81_terseLabel_en-US" xlink:label="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Limited Partnership Investment [Member]</link:label>
    <link:label id="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81_label_en-US" xlink:label="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Limited Partnership Investment [Member]</link:label>
    <link:label id="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81_documentation_en-US" xlink:label="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Limited Partnership Investment [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LimitedPartnershipInvestmentMember" xlink:label="loc_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81" xlink:to="lab_fcf_LimitedPartnershipInvestmentMember_C062878950458DE8B6950C88C4FF0F81" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Valuation Technique [Axis]</link:label>
    <link:label id="lab_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33_label_en-US" xlink:label="lab_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Valuation Technique [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ValuationTechniqueAxis" xlink:label="loc_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33" xlink:to="lab_us-gaap_ValuationTechniqueAxis_8318EF969B2B3F87E9830C88C4FF1B33" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Valuation Technique [Domain]</link:label>
    <link:label id="lab_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19_label_en-US" xlink:label="lab_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Valuation Technique [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ValuationTechniqueDomain" xlink:label="loc_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19" xlink:to="lab_us-gaap_ValuationTechniqueDomain_0D68178821D15955D42B0C88C4FF3F19" xlink:type="arc" />
    <link:label id="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932_terseLabel_en-US" xlink:label="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discounted Cash Flow [Member]</link:label>
    <link:label id="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932_label_en-US" xlink:label="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Discounted Cash Flow [Member]</link:label>
    <link:label id="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932_documentation_en-US" xlink:label="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Discounted cash flow.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DiscountedCashFlowMember" xlink:label="loc_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932" xlink:to="lab_fcf_DiscountedCashFlowMember_397A71C84C1C8EE302370C88C4FFA932" xlink:type="arc" />
    <link:label id="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F_terseLabel_en-US" xlink:label="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reserve Study [Member]</link:label>
    <link:label id="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F_label_en-US" xlink:label="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reserve Study [Member]</link:label>
    <link:label id="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F_documentation_en-US" xlink:label="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Reserve Study [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ReserveStudyMember" xlink:label="loc_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F" xlink:to="lab_fcf_ReserveStudyMember_89CC3E1401959A0FC9F40C88C4FFF41F" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average [Member]</link:label>
    <link:label id="lab_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741_label_en-US" xlink:label="lab_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageMember" xlink:label="loc_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741" xlink:to="lab_us-gaap_WeightedAverageMember_E982EFBBE197AAD8485A0C88C4FF0741" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E_terseLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Significant Assumptions Type [Axis]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E_label_en-US" xlink:label="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Significant Assumptions Type [Axis]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Significant Assumptions Type [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis" xlink:label="loc_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E" xlink:to="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeAxis_4F325C7BA8BD7D142B820C88C4FF264E" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7_terseLabel_en-US" xlink:label="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Significant Assumptions Type [Domain]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7_label_en-US" xlink:label="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Significant Assumptions Type [Domain]</link:label>
    <link:label id="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7_documentation_en-US" xlink:label="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Significant Assumptions Type [Domain]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain" xlink:label="loc_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7" xlink:to="lab_fcf_FairValueMeasurementsSignificantAssumptionsTypeDomain_26553BE7CC5FECCCEAA90C88C4FF35E7" xlink:type="arc" />
    <link:label id="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427_terseLabel_en-US" xlink:label="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probability of default [Member]</link:label>
    <link:label id="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427_label_en-US" xlink:label="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Probability Of Default [Member]</link:label>
    <link:label id="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427_documentation_en-US" xlink:label="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Probability of default.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ProbabilityOfDefaultMember" xlink:label="loc_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427" xlink:to="lab_fcf_ProbabilityOfDefaultMember_E2BECD3A50655823B2780C88C50EE427" xlink:type="arc" />
    <link:label id="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B_terseLabel_en-US" xlink:label="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepayment rates [Member]</link:label>
    <link:label id="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B_label_en-US" xlink:label="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Prepayment Rates [Member]</link:label>
    <link:label id="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B_documentation_en-US" xlink:label="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Prepayment rates.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PrepaymentRatesMember" xlink:label="loc_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B" xlink:to="lab_fcf_PrepaymentRatesMember_6F3C4F2589755E7D1B320C88C50E294B" xlink:type="arc" />
    <link:label id="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D_terseLabel_en-US" xlink:label="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discount rates [Member]</link:label>
    <link:label id="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D_label_en-US" xlink:label="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Discount Rates [Member]</link:label>
    <link:label id="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D_documentation_en-US" xlink:label="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Discount rates.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DiscountRatesMember" xlink:label="loc_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D" xlink:to="lab_fcf_DiscountRatesMember_0FE7D866AB80510211310C88C50ED92D" xlink:type="arc" />
    <link:label id="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490_terseLabel_en-US" xlink:label="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gas per MCF [Member]</link:label>
    <link:label id="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490_label_en-US" xlink:label="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gas per MMBTU [Member]</link:label>
    <link:label id="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490_documentation_en-US" xlink:label="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gas per MMBTU [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GasperMMBTUMember" xlink:label="loc_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490" xlink:to="lab_fcf_GasperMMBTUMember_A7B4B6A7287DE1A4156D0C88C50EF490" xlink:type="arc" />
    <link:label id="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521_terseLabel_en-US" xlink:label="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Oil per BBL/d [Member]</link:label>
    <link:label id="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521_label_en-US" xlink:label="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Oil per BBL/d [Member]</link:label>
    <link:label id="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521_documentation_en-US" xlink:label="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Oil per BBL/d [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OilPerBbldMember" xlink:label="loc_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521" xlink:to="lab_fcf_OilPerBbldMember_846D02C6055618058E1A0C88C50E5521" xlink:type="arc" />
    <link:label id="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734_terseLabel_en-US" xlink:label="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">NGL per gallon [Member]</link:label>
    <link:label id="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734_label_en-US" xlink:label="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">NGL per barrel [Member]</link:label>
    <link:label id="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734_documentation_en-US" xlink:label="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">NGL per barrel [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NGLperbarrelMember" xlink:label="loc_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734" xlink:to="lab_fcf_NGLperbarrelMember_DC74858976B7139DA46A0C88C50EE734" xlink:type="arc" />
    <link:label id="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED_terseLabel_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Real Estate Owned Assets Fair Value</link:label>
    <link:label id="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED_label_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Real Estate Owned Assets Fair Value</link:label>
    <link:label id="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED_documentation_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other real estate owned assets fair value.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OtherRealEstateOwnedAssetsFairValue" xlink:label="loc_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED" xlink:to="lab_fcf_OtherRealEstateOwnedAssetsFairValue_AEAEE3E37A90469D11D10C88C50E9BED" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_219BD38DC3A5342DD52F0C88C50E9731_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_219BD38DC3A5342DD52F0C88C50E9731" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_219BD38DC3A5342DD52F0C88C50E9731" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_219BD38DC3A5342DD52F0C88C50E9731" xlink:to="lab_us-gaap_AssetsFairValueDisclosure_219BD38DC3A5342DD52F0C88C50E9731" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average rate</link:label>
    <link:label id="lab_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA_label_en-US" xlink:label="lab_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Discount Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsDiscountRate" xlink:label="loc_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA" xlink:to="lab_us-gaap_FairValueInputsDiscountRate_FDBE9FAB1C966F71DFAA0C88C50E4EFA" xlink:type="arc" />
    <link:label id="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C_terseLabel_en-US" xlink:label="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Inputs Monetary</link:label>
    <link:label id="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C_label_en-US" xlink:label="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Weighted Average Inputs Price</link:label>
    <link:label id="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C_documentation_en-US" xlink:label="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Weighted Average Inputs Price</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FairValueWeightedAverageInputsPrice" xlink:label="loc_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C" xlink:to="lab_fcf_FairValueWeightedAverageInputsPrice_D2319BFB471EBF6013DB0C88C50E145C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Outstanding Balances of Loan</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA" xlink:to="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_F4ADF0D15DF8A32EC4A10C88C53D19CA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Risk Profile by Creditworthiness</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Credit Quality Indicators [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:label="loc_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923" xlink:to="lab_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_16CEAFFF3E49C1DEC1620C88C53D7923" xlink:type="arc" />
    <link:label id="lab_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C_terseLabel_en-US" xlink:label="lab_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Age Analysis of Past Due Loans by Segment</link:label>
    <link:label id="lab_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C_label_en-US" xlink:label="lab_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Past Due Financing Receivables [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PastDueFinancingReceivablesTableTextBlock" xlink:label="loc_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C" xlink:to="lab_us-gaap_PastDueFinancingReceivablesTableTextBlock_76ACB13BEC29AC743B440C88C53D0C8C" xlink:type="arc" />
    <link:label id="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4_terseLabel_en-US" xlink:label="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recorded Investment and Unpaid Principal Balance for Impaired Loans with Associated Allowance</link:label>
    <link:label id="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4_label_en-US" xlink:label="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule Of Recorded Investment And Unpaid Principal Balance For Impaired Loans With Associated Allowance Table [Text Block]</link:label>
    <link:label id="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4_documentation_en-US" xlink:label="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Schedule of recorded investment and unpaid principal balance for impaired loans with the associated allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock" xlink:label="loc_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4" xlink:to="lab_fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock_284DB9B66D0CDBEA31250C88C53DECE4" xlink:type="arc" />
    <link:label id="lab_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7_terseLabel_en-US" xlink:label="lab_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Troubled Debt Restructured Loans and Commitments</link:label>
    <link:label id="lab_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7_label_en-US" xlink:label="lab_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Troubled Debt Restructurings on Financing Receivables [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" xlink:label="loc_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7" xlink:to="lab_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_5311939C201A269223A70C88C53DC3E7" xlink:type="arc" />
    <link:label id="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC_terseLabel_en-US" xlink:label="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Troubled Debt Restructuring Subsequent Default [Table Text Block]</link:label>
    <link:label id="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC_label_en-US" xlink:label="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Troubled Debt Restructuring Subsequent Default [Table Text Block]</link:label>
    <link:label id="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC_documentation_en-US" xlink:label="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Table Text Block] for Troubled Debt Restructuring Subsequent Default [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock" xlink:label="loc_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC" xlink:to="lab_fcf_TroubledDebtRestructuringSubsequentDefaultTableTextBlock_335DD455AD7D32CA25EE0C88C53DE2CC" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allowance for Credit Losses</link:label>
    <link:label id="lab_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0_label_en-US" xlink:label="lab_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allowance for Credit Losses on Financing Receivables [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:label="loc_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0" xlink:to="lab_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_E19A9964A612FE3A79250C88C53D8CF0" xlink:type="arc" />
    <link:label id="lab_fcf_GrossLosses_48EFAF519C05A32FBD23453032A5FF9B_terseLabel_en-US" xlink:label="lab_fcf_GrossLosses_48EFAF519C05A32FBD23453032A5FF9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross Losses</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_GrossLosses" xlink:label="loc_fcf_GrossLosses_48EFAF519C05A32FBD23453032A5FF9B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_GrossLosses_48EFAF519C05A32FBD23453032A5FF9B" xlink:to="lab_fcf_GrossLosses_48EFAF519C05A32FBD23453032A5FF9B" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities Pledged as Collateral</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities Pledged as Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesPledgedAsCollateral_C6203C829CC0468DE0444521662570C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale securities pledged as collateral</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities Pledged as Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral_73DB5529EA2E9DD3FCC2452166257FB5" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC_terseLabel_en-US" xlink:label="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired loans</link:label>
    <link:label id="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC_label_en-US" xlink:label="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Loans Fair Value</link:label>
    <link:label id="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC_documentation_en-US" xlink:label="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impaired loans fair value.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairedLoansFairValue" xlink:label="loc_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC" xlink:to="lab_fcf_ImpairedLoansFairValue_58BFA814A51350A5A3C70C88C56C62EC" xlink:type="arc" />
    <link:label id="lab_fcf_OtherRealEstateOwnedAssetsFairValue_49FF02F7E4F9B255645F0C88C56C6139_verboseLabel_en-US" xlink:label="lab_fcf_OtherRealEstateOwnedAssetsFairValue_49FF02F7E4F9B255645F0C88C56C6139" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other real estate owned</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_OtherRealEstateOwnedAssetsFairValue" xlink:label="loc_fcf_OtherRealEstateOwnedAssetsFairValue_49FF02F7E4F9B255645F0C88C56C6139" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_OtherRealEstateOwnedAssetsFairValue_49FF02F7E4F9B255645F0C88C56C6139" xlink:to="lab_fcf_OtherRealEstateOwnedAssetsFairValue_49FF02F7E4F9B255645F0C88C56C6139" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesTextBlock" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesTextBlock_150EF600D03B58D4DE540C88C58BCB84" xlink:type="arc" />
    <link:label id="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37_terseLabel_en-US" xlink:label="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Held-to-Maturity Securities by Maturity [Table Text Block]</link:label>
    <link:label id="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37_label_en-US" xlink:label="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Held-to-Maturity Securities by Maturity [Table Text Block]</link:label>
    <link:label id="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37_documentation_en-US" xlink:label="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Table Text Block] for Schedule of Held-to-Maturity Securities by Maturity [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock" xlink:label="loc_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37" xlink:to="lab_fcf_ScheduleofHeldtoMaturitySecuritiesbyMaturityTableTextBlock_DE5D78C987ECE892C4590C88C58BCA37" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due within 1 year</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, within One Year, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_E47366013C77BE5F41360C88C51E8E4B" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Next Twelve Months, Fair Value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Next Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_2A0F55BA274F857EDA1B0C88C51E9174" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after 1 but within 5 years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after One Through Five Years, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_9BA7C750C94863312B390C88C52D57E9" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after 5 but within 10 years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Five Through Ten Years, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_B97D40A410B08DEB5C9F0C88C52DD844" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Year Six Through Ten, Fair Value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Year Six Through Ten, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_B098903CE212CDDF10E50C88C52D4DBB" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_A7817376E8FF7FA723930C88C52D328A" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after 10 years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Ten Years, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_C0E4C947544E763E9B780C88C52DCB03" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Ten Years, Fair Value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Ten Years, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_76119B7F901698D34ED90C88C52DB5F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_DDD535474DB9735DDC4D0C88C52D6637" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_B7D6FB057023730B1DEE0C88C52DF9B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Net Carrying Amount</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_E08F46BA1F72F62FA9CE0C88C52DDC96" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Fair Value</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_85740548AE26021B02B60C88C52D26DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Stock [Member]</link:label>
    <link:label id="lab_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456" xlink:to="lab_us-gaap_CommonStockMember_486FE9F7400DF6B9FAB14085F7A3D456" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional Paid-in Capital [Member]</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Paid-in Capital [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED" xlink:to="lab_us-gaap_AdditionalPaidInCapitalMember_011A19E51011F67FD2844085F7A4EAED" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92BE8410BC827C7C23104085F7A456AE_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92BE8410BC827C7C23104085F7A456AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), net [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92BE8410BC827C7C23104085F7A456AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92BE8410BC827C7C23104085F7A456AE" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92BE8410BC827C7C23104085F7A456AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Stock [Member]</link:label>
    <link:label id="lab_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8_label_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8" xlink:to="lab_us-gaap_TreasuryStockMember_8BCEB63CE0C3D63587DB4085F7A4F8B8" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquity_C64C6BC05960AAC8AEAB4085F7A4F503_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_C64C6BC05960AAC8AEAB4085F7A4F503" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_C64C6BC05960AAC8AEAB4085F7A4F503" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_C64C6BC05960AAC8AEAB4085F7A4F503" xlink:to="lab_us-gaap_StockholdersEquity_C64C6BC05960AAC8AEAB4085F7A4F503" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_EBB23FFDE5841570579E4085F7A4FF0E_periodStartLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_EBB23FFDE5841570579E4085F7A4FF0E" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance, shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_EBB23FFDE5841570579E4085F7A4FF0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding_EBB23FFDE5841570579E4085F7A4FF0E" xlink:to="lab_us-gaap_CommonStockSharesOutstanding_EBB23FFDE5841570579E4085F7A4FF0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0E90AF4FD29DD0D1712B4085F7A780A2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0E90AF4FD29DD0D1712B4085F7A780A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0E90AF4FD29DD0D1712B4085F7A780A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0E90AF4FD29DD0D1712B4085F7A780A2" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0E90AF4FD29DD0D1712B4085F7A780A2" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Dividends, declared (USD per share)</link:label>
    <link:label id="lab_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8_label_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividends, Common Stock, Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8" xlink:to="lab_us-gaap_DividendsCommonStockCash_B8F624296ABD599F58A34085F7A798C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Treasury stock acquired</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value, Acquired, Cost Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_730D1C0C125AB69D64054085F7A8FDD9" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Treasury stock acquired, shares</link:label>
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC" xlink:to="lab_us-gaap_TreasuryStockSharesAcquired_9123E7EC5C072630ED5C4085F7A8C1AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Treasury Stock Reissued</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Treasury Stock Reissued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_1F8F153F007A4F3062D44085F7A8095C" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Shares, Treasury Stock Reissued</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Shares, Treasury Stock Reissued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_E02EC68C0289636B7CBA4085F7A8FF4E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted stock</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Additional Paid in Capital, Share-based Compensation and Exercise of Stock Options</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions_A31DBF5CE626BFD147774085F7A8E708" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted stock, shares</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_8D95F9361B79DD4B3A864085F7A86D52" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquity_46615E3F534C049EEDD34085F7A8AAFA_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_46615E3F534C049EEDD34085F7A8AAFA" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_46615E3F534C049EEDD34085F7A8AAFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_46615E3F534C049EEDD34085F7A8AAFA" xlink:to="lab_us-gaap_StockholdersEquity_46615E3F534C049EEDD34085F7A8AAFA" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_81A302BE6112842B82574085F7A85BE2_periodEndLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_81A302BE6112842B82574085F7A85BE2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending balance, shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_81A302BE6112842B82574085F7A85BE2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding_81A302BE6112842B82574085F7A85BE2" xlink:to="lab_us-gaap_CommonStockSharesOutstanding_81A302BE6112842B82574085F7A85BE2" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F" xlink:to="lab_us-gaap_RestructuringCostAndReserveAxis_57CBA78674554BC8660F0C88C58BCB2F" xlink:type="arc" />
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941_label_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941" xlink:to="lab_us-gaap_TypeOfRestructuringDomain_8165656C92E68A7DF5A00C88C58B6941" xlink:type="arc" />
    <link:label id="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C_terseLabel_en-US" xlink:label="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrual Loans [Member] [Member]</link:label>
    <link:label id="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C_label_en-US" xlink:label="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrual Loans [Member]</link:label>
    <link:label id="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C_documentation_en-US" xlink:label="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accrual Loans [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AccrualLoansMember" xlink:label="loc_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C" xlink:to="lab_fcf_AccrualLoansMember_4C9C01FC0B76CED20A720C88C58B0F5C" xlink:type="arc" />
    <link:label id="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8_terseLabel_en-US" xlink:label="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unused Commitments [Axis]</link:label>
    <link:label id="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8_label_en-US" xlink:label="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unused Commitments [Axis]</link:label>
    <link:label id="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8_documentation_en-US" xlink:label="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unused Commitments [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_UnusedCommitmentsAxis" xlink:label="loc_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8" xlink:to="lab_fcf_UnusedCommitmentsAxis_DCD16C83A05906E0000C0C88C58B19B8" xlink:type="arc" />
    <link:label id="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4_terseLabel_en-US" xlink:label="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unused Commitments [Domain]</link:label>
    <link:label id="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4_label_en-US" xlink:label="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unused Commitments [Domain]</link:label>
    <link:label id="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4_documentation_en-US" xlink:label="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Unused Commitments [Axis]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_UnusedCommitmentsDomain" xlink:label="loc_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4" xlink:to="lab_fcf_UnusedCommitmentsDomain_EDB61B22B7A9644443E60C88C58B11B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579_terseLabel_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Letter of Credit [Member]</link:label>
    <link:label id="lab_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579_label_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Letter of Credit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="loc_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579" xlink:to="lab_us-gaap_LetterOfCreditMember_D824FCE54E94F5CF1D2E0C88C58BC579" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7_terseLabel_en-US" xlink:label="lab_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unused lines of Credit [Member]</link:label>
    <link:label id="lab_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7_label_en-US" xlink:label="lab_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unused lines of Credit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnusedLinesOfCreditMember" xlink:label="loc_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7" xlink:to="lab_us-gaap_UnusedLinesOfCreditMember_3EDF9C05779CCDA90B020C88C58B13C7" xlink:type="arc" />
    <link:label id="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8_terseLabel_en-US" xlink:label="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Troubled Debt Restructurings [Line Items]</link:label>
    <link:label id="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8_label_en-US" xlink:label="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Troubled Debt Restructurings [Line Items] [Line Items]</link:label>
    <link:label id="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8_documentation_en-US" xlink:label="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing Receivable, Troubled Debt Restructurings [Line Items] [Line Items]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems" xlink:label="loc_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8" xlink:to="lab_fcf_FinancingReceivableTroubledDebtRestructuringsLineItemsLineItems_5FAE8A8AC08EE6216E8E0C88C58B85E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Recorded Investment</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableModificationsRecordedInvestment" xlink:label="loc_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C" xlink:to="lab_us-gaap_FinancingReceivableModificationsRecordedInvestment_B16F06A0A5CF9E74DFE90C88C58BDE8C" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Impaired, Commitment to Lend</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Impaired, Commitment to Lend</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend" xlink:label="loc_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A" xlink:to="lab_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend_86E391BDDE89B6E2110E0C88C58B8E9A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Income [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB_label_en-US" xlink:label="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Income [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB" xlink:to="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_4C2CD91E242ED27953AC0C88C59B9EDB" xlink:type="arc" />
    <link:label id="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_977841BA135E161ED21A0C88C59B6BDF_terseLabel_en-US" xlink:label="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_977841BA135E161ED21A0C88C59B6BDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Government Agencies Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_977841BA135E161ED21A0C88C59B6BDF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_977841BA135E161ED21A0C88C59B6BDF" xlink:to="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_977841BA135E161ED21A0C88C59B6BDF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Investment Income [Line Items]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900_label_en-US" xlink:label="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Investment Income [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900" xlink:to="lab_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_DCCB5FB511551463B9500C88C59B6900" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_CCCC238CFAA2CB88CC670C88C59B8869_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_CCCC238CFAA2CB88CC670C88C59B8869" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Corporate/Mortgage-Backed Securities, Amortized cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_CCCC238CFAA2CB88CC670C88C59B8869" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_CCCC238CFAA2CB88CC670C88C59B8869" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_CCCC238CFAA2CB88CC670C88C59B8869" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_8C2583783A5E4D16F7690C88C59BFEC8_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_8C2583783A5E4D16F7690C88C59BFEC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total Debt Securities, Estimated Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_8C2583783A5E4D16F7690C88C59BFEC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecurities_8C2583783A5E4D16F7690C88C59BFEC8" xlink:to="lab_us-gaap_AvailableForSaleSecurities_8C2583783A5E4D16F7690C88C59BFEC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F_terseLabel_en-US" xlink:label="lab_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Position [Axis]</link:label>
    <link:label id="lab_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F_label_en-US" xlink:label="lab_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Position [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PositionAxis" xlink:label="loc_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F" xlink:to="lab_us-gaap_PositionAxis_66B1CE599AFD2F58E1FA0C88C3E67B0F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D_terseLabel_en-US" xlink:label="lab_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Position [Domain]</link:label>
    <link:label id="lab_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D_label_en-US" xlink:label="lab_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Position [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PositionDomain" xlink:label="loc_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D" xlink:to="lab_us-gaap_PositionDomain_1368E731EAB4E84E7E910C88C3E69E7D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE_terseLabel_en-US" xlink:label="lab_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short [Member]</link:label>
    <link:label id="lab_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE_label_en-US" xlink:label="lab_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShortMember" xlink:label="loc_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE" xlink:to="lab_us-gaap_ShortMember_FB877E5FB7AD8952D9200C88C3E652CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5_terseLabel_en-US" xlink:label="lab_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Rate Cap [Member]</link:label>
    <link:label id="lab_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5_label_en-US" xlink:label="lab_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Rate Cap [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestRateCapMember" xlink:label="loc_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5" xlink:to="lab_us-gaap_InterestRateCapMember_7D746690CA3E7459069B0C88C3E6D4E5" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC_terseLabel_en-US" xlink:label="lab_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Default Swap [Member]</link:label>
    <link:label id="lab_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC_label_en-US" xlink:label="lab_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Default Swap [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="loc_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC" xlink:to="lab_us-gaap_CreditDefaultSwapMember_CE0B04E9BB08ACF617AA0C88C3E6DDDC" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246_terseLabel_en-US" xlink:label="lab_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Default Swap, Selling Protection [Member]</link:label>
    <link:label id="lab_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246_label_en-US" xlink:label="lab_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Default Swap, Selling Protection [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CreditDefaultSwapSellingProtectionMember" xlink:label="loc_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246" xlink:to="lab_us-gaap_CreditDefaultSwapSellingProtectionMember_0F182B6245A8894BE54E0C88C3E6B246" xlink:type="arc" />
    <link:label id="lab_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE_terseLabel_en-US" xlink:label="lab_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Not Designated as Hedging Instrument [Member]</link:label>
    <link:label id="lab_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE_label_en-US" xlink:label="lab_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Not Designated as Hedging Instrument [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NondesignatedMember" xlink:label="loc_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE" xlink:to="lab_us-gaap_NondesignatedMember_DFA4647D877E51E270520C88C3E616DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_AB0E0B38FBE21AA0FBB90C88C3E69073_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_AB0E0B38FBE21AA0FBB90C88C3E69073" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeNet_AB0E0B38FBE21AA0FBB90C88C3E69073" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeNet_AB0E0B38FBE21AA0FBB90C88C3E69073" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeNet_AB0E0B38FBE21AA0FBB90C88C3E69073" xlink:type="arc" />
    <link:label id="lab_invest_DerivativeNotionalAmount_F184D6D3F47F0289F5530C88C3E67C74_negatedTerseLabel_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_F184D6D3F47F0289F5530C88C3E67C74" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Notional Amount</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_invest_DerivativeNotionalAmount_F184D6D3F47F0289F5530C88C3E67C74" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_invest_DerivativeNotionalAmount_F184D6D3F47F0289F5530C88C3E67C74" xlink:to="lab_invest_DerivativeNotionalAmount_F184D6D3F47F0289F5530C88C3E67C74" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662_terseLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental Comprehensive Income Disclosures</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss) Note [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComprehensiveIncomeNoteTextBlock" xlink:label="loc_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662" xlink:to="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_F44E10A2A298E0B0E6650C88C4637662" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Impaired Financing Receivable [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75_label_en-US" xlink:label="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Impaired Financing Receivable [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:label="loc_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75" xlink:to="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_B7C8FABC6303A0EB08BD3BF53F3F3E75" xlink:type="arc" />
    <link:label id="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A_terseLabel_en-US" xlink:label="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Loan [Member]</link:label>
    <link:label id="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A_label_en-US" xlink:label="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Financial Agricultural And Other With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A_documentation_en-US" xlink:label="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Commercial financial agricultural and other with related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember" xlink:label="loc_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A" xlink:to="lab_fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember_A1A73B2DB1CE4A387D953BF53F40594A" xlink:type="arc" />
    <link:label id="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306_terseLabel_en-US" xlink:label="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Financial Agricultural And Other With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306_label_en-US" xlink:label="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Financial Agricultural And Other With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306_documentation_en-US" xlink:label="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Commercial financial agricultural and other with no related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember" xlink:label="loc_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306" xlink:to="lab_fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember_62DE16DD01F94C1E7F733BF53F40A306" xlink:type="arc" />
    <link:label id="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8_terseLabel_en-US" xlink:label="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Real Estate Construction With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8_label_en-US" xlink:label="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Real Estate Construction With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8_documentation_en-US" xlink:label="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Real estate construction with no related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RealEstateConstructionWithNoRelatedAllowanceMember" xlink:label="loc_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8" xlink:to="lab_fcf_RealEstateConstructionWithNoRelatedAllowanceMember_6EF0BB635C6ADF918F993BF53F4051B8" xlink:type="arc" />
    <link:label id="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA_terseLabel_en-US" xlink:label="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Residential Real Estate With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA_label_en-US" xlink:label="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Residential Real Estate With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA_documentation_en-US" xlink:label="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Residential real estate with no related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ResidentialRealEstateWithNoRelatedAllowanceMember" xlink:label="loc_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA" xlink:to="lab_fcf_ResidentialRealEstateWithNoRelatedAllowanceMember_7637791669DBAB93240E3BF53F40A8EA" xlink:type="arc" />
    <link:label id="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E_terseLabel_en-US" xlink:label="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Real Estate With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E_label_en-US" xlink:label="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Real Estate With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E_documentation_en-US" xlink:label="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Commercial real estate with no related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CommercialRealEstateWithNoRelatedAllowanceMember" xlink:label="loc_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E" xlink:to="lab_fcf_CommercialRealEstateWithNoRelatedAllowanceMember_B963E7D3C820FFB50C033BF53F40152E" xlink:type="arc" />
    <link:label id="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17_terseLabel_en-US" xlink:label="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans To Individuals With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17_label_en-US" xlink:label="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans To Individuals With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17_documentation_en-US" xlink:label="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans to individuals with no related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LoansToIndividualsWithNoRelatedAllowanceMember" xlink:label="loc_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17" xlink:to="lab_fcf_LoansToIndividualsWithNoRelatedAllowanceMember_08D134B52703FAD9D1DE3BF53F408E17" xlink:type="arc" />
    <link:label id="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F_terseLabel_en-US" xlink:label="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F_label_en-US" xlink:label="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">With No Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F_documentation_en-US" xlink:label="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">With no related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_WithNoRelatedAllowanceMember" xlink:label="loc_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F" xlink:to="lab_fcf_WithNoRelatedAllowanceMember_E3881653B40B611589DA3BF53F40431F" xlink:type="arc" />
    <link:label id="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489_terseLabel_en-US" xlink:label="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Real Estate Construction With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489_label_en-US" xlink:label="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Real Estate Construction With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489_documentation_en-US" xlink:label="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Real estate construction with related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RealEstateConstructionWithRelatedAllowanceMember" xlink:label="loc_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489" xlink:to="lab_fcf_RealEstateConstructionWithRelatedAllowanceMember_6A33802CD45452AC73803BF53F406489" xlink:type="arc" />
    <link:label id="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE_terseLabel_en-US" xlink:label="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Residential Real Estate With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE_label_en-US" xlink:label="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Residential Real Estate With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE_documentation_en-US" xlink:label="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Residential Real Estate With Related Allowance [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ResidentialRealEstateWithRelatedAllowanceMember" xlink:label="loc_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE" xlink:to="lab_fcf_ResidentialRealEstateWithRelatedAllowanceMember_653C9A0860105A9206743BF53F4086AE" xlink:type="arc" />
    <link:label id="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891_terseLabel_en-US" xlink:label="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Real Estate With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891_label_en-US" xlink:label="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Real Estate With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891_documentation_en-US" xlink:label="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Commercial Real Estate With Related Allowance [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_CommercialRealEstateWithRelatedAllowanceMember" xlink:label="loc_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891" xlink:to="lab_fcf_CommercialRealEstateWithRelatedAllowanceMember_F631FB220AE55B25757B3BF53F403891" xlink:type="arc" />
    <link:label id="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C_terseLabel_en-US" xlink:label="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans To Individuals With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C_label_en-US" xlink:label="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans To Individuals With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C_documentation_en-US" xlink:label="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans To Individuals With Related Allowance [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_LoansToIndividualsWithRelatedAllowanceMember" xlink:label="loc_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C" xlink:to="lab_fcf_LoansToIndividualsWithRelatedAllowanceMember_B020F3A205E539A20CF63BF53F400D3C" xlink:type="arc" />
    <link:label id="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B_terseLabel_en-US" xlink:label="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B_label_en-US" xlink:label="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">With Related Allowance [Member]</link:label>
    <link:label id="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B_documentation_en-US" xlink:label="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">With related allowance.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_WithRelatedAllowanceMember" xlink:label="loc_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B" xlink:to="lab_fcf_WithRelatedAllowanceMember_9159C32BD9A3F16119353BF53F40EA6B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Impaired [Line Items]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Impaired [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancingReceivableImpairedLineItems" xlink:label="loc_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0" xlink:to="lab_us-gaap_FinancingReceivableImpairedLineItems_E1E61EA2982EE9BCBEF63BF53F40E3F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Average Recorded Investment</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Average Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1" xlink:to="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_0E5BDCBDE8F1CB4AF89F3BF53F40ECA1" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Interest Income, Accrual Method</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Interest Income, Accrual Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:label="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A" xlink:to="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_AE53040235D47837D8543BF53F41893A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Related allowance</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Related Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:label="loc_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15" xlink:to="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_94B68D2C23A5DD03F5D73BF53F41FA15" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unpaid principal balance</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:label="loc_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D" xlink:to="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_E9A0D2E95FEF2A999CEA3BF53F415E1D" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueRecognitionAbstract_9821DD9D5CB9E6CA0653452165687747_label_en-US" xlink:label="lab_us-gaap_RevenueRecognitionAbstract_9821DD9D5CB9E6CA0653452165687747" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue Recognition [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevenueRecognitionAbstract" xlink:label="loc_us-gaap_RevenueRecognitionAbstract_9821DD9D5CB9E6CA0653452165687747" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRecognitionAbstract_9821DD9D5CB9E6CA0653452165687747" xlink:to="lab_us-gaap_RevenueRecognitionAbstract_9821DD9D5CB9E6CA0653452165687747" xlink:type="arc" />
    <link:label id="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF_terseLabel_en-US" xlink:label="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue Recognition, Transition Adjustment [Table Text Block]</link:label>
    <link:label id="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF_label_en-US" xlink:label="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue Recognition, Transition Adjustment [Table Text Block]</link:label>
    <link:label id="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF_documentation_en-US" xlink:label="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Revenue Recognition, Transition Adjustment [Table Text Block]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock" xlink:label="loc_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF" xlink:to="lab_fcf_RevenueRecognitionTransitionAdjustmentTableTextBlock_4B95693D37E2424BFBEC4521656839FF" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred Revenue, by Arrangement, Disclosure [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Revenue, by Arrangement, Disclosure [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredRevenueByArrangementDisclosureTextBlock" xlink:label="loc_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821" xlink:to="lab_us-gaap_DeferredRevenueByArrangementDisclosureTextBlock_BAA20E247ECBD0E54A4445216568F821" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909_terseLabel_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impairment of Investment Securities</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909_label_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities Disclosure [Text Block]</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909_documentation_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This item represents the entire disclosure related to the impairment of our debt and equity securities.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock" xlink:label="loc_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909" xlink:to="lab_fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock_F51258F430DF2B1B578D0C88C4636909" xlink:type="arc" />
    <link:label id="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897_terseLabel_en-US" xlink:label="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Notional Amount Of Performance Standby Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897_label_en-US" xlink:label="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notional Amount Of Performance Standby Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897_documentation_en-US" xlink:label="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Notional amount of performance standby letters of credit.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit" xlink:label="loc_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897" xlink:to="lab_fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit_2C74187A5109E92B0B3A0C88C58BE897" xlink:type="arc" />
    <link:label id="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C_terseLabel_en-US" xlink:label="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Notional Amount Of Commercial Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C_label_en-US" xlink:label="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notional Amount Of Commercial Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C_documentation_en-US" xlink:label="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Notional amount of commercial letters of credit.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NotionalAmountOfCommercialLettersOfCredit" xlink:label="loc_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C" xlink:to="lab_fcf_NotionalAmountOfCommercialLettersOfCredit_279DF32BAF1A015CE6230C88C58BE38C" xlink:type="arc" />
    <link:label id="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254_terseLabel_en-US" xlink:label="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Notional Amount Of Financial Standby Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254_label_en-US" xlink:label="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notional Amount Of Financial Standby Letters Of Credit</link:label>
    <link:label id="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254_documentation_en-US" xlink:label="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Notional Amount Of Financial Standby Letters Of Credit</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_NotionalAmountOfFinancialStandbyLettersOfCredit" xlink:label="loc_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254" xlink:to="lab_fcf_NotionalAmountOfFinancialStandbyLettersOfCredit_8AF0A3063414BE4FFEC00C88C58BF254" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency, Estimate of Possible Loss</link:label>
    <link:label id="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF_label_en-US" xlink:label="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Estimate of Possible Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingencyEstimateOfPossibleLoss" xlink:label="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF" xlink:to="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_577FA3C5BDAB831382480C88C58B15CF" xlink:type="arc" />
    <link:label id="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6_terseLabel_en-US" xlink:label="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unfunded commitment liability</link:label>
    <link:label id="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6_label_en-US" xlink:label="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reserve For Off Balance Sheet Activities</link:label>
    <link:label id="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6_documentation_en-US" xlink:label="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Reserve for credit risk of off-balance sheet activities</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ReserveForOffBalanceSheetActivities" xlink:label="loc_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6" xlink:to="lab_fcf_ReserveForOffBalanceSheetActivities_4ADBF9817738E49EF74E0C88C58B3AA6" xlink:type="arc" />
    <link:label id="lab_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822_label_en-US" xlink:label="lab_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Impairment Of Investment Securities Pooled Trust Preferred Collateralized Debt Obligations [Abstract]</link:label>
    <link:label id="lab_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822_documentation_en-US" xlink:label="lab_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure - Impairment of Investment Securities - Pooled Trust Preferred Collateralized Debt Obligations [Abstract]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract" xlink:label="loc_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822" xlink:to="lab_fcf_DisclosureImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsAbstract_4A89FAA71F896FA0F51B3BC02E8A5822" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C_terseLabel_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities [Table]</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C_label_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities [Table]</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C_documentation_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities [Table]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairmentOfInvestmentSecuritiesTable" xlink:label="loc_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C" xlink:to="lab_fcf_ImpairmentOfInvestmentSecuritiesTable_B7FE9AE29F7322088C2E3BC02E8A9C4C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662" xlink:to="lab_us-gaap_FinancialInstrumentAxis_4D3CF24C6553DAC94B7B3BC02E8B3662" xlink:type="arc" />
    <link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154_terseLabel_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial Instruments [Domain]</link:label>
    <link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154_label_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Instruments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154" xlink:to="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2E2E9E83C330B915271A3BC02E8BE154" xlink:type="arc" />
    <link:label id="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD_terseLabel_en-US" xlink:label="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mezzanine [Member]</link:label>
    <link:label id="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD_label_en-US" xlink:label="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mezzanine [Member]</link:label>
    <link:label id="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD_documentation_en-US" xlink:label="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Mezzanine [Member]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_MezzanineMember" xlink:label="loc_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD" xlink:to="lab_fcf_MezzanineMember_CF6C908DF54B34DBE5C93BC02E8B88DD" xlink:type="arc" />
    <link:label id="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8_terseLabel_en-US" xlink:label="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre TSL IV [Member]</link:label>
    <link:label id="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8_label_en-US" xlink:label="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre Tsl Iv [Member]</link:label>
    <link:label id="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8_documentation_en-US" xlink:label="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pre TSL IV.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PreTslIvMember" xlink:label="loc_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8" xlink:to="lab_fcf_PreTslIvMember_6265FC4CCA3B292EA7133BC02E8B96F8" xlink:type="arc" />
    <link:label id="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E_terseLabel_en-US" xlink:label="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre TSL VIII [Member]</link:label>
    <link:label id="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E_label_en-US" xlink:label="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre Tsl Viii [Member]</link:label>
    <link:label id="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E_documentation_en-US" xlink:label="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pre TSL VIII.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PreTslViiiMember" xlink:label="loc_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E" xlink:to="lab_fcf_PreTslViiiMember_94B993F051FD34EE7F773BC02E8B0B9E" xlink:type="arc" />
    <link:label id="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057_terseLabel_en-US" xlink:label="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre TSL IX [Member]</link:label>
    <link:label id="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057_label_en-US" xlink:label="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre Tsl Ix [Member]</link:label>
    <link:label id="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057_documentation_en-US" xlink:label="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pre TSL IX.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PreTslIxMember" xlink:label="loc_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057" xlink:to="lab_fcf_PreTslIxMember_FDAB3FF9AC30979B684F3BC02E8BA057" xlink:type="arc" />
    <link:label id="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA_terseLabel_en-US" xlink:label="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre TSL X [Member]</link:label>
    <link:label id="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA_label_en-US" xlink:label="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre Tsl X [Member]</link:label>
    <link:label id="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA_documentation_en-US" xlink:label="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pre TSL X.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PreTslXMember" xlink:label="loc_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA" xlink:to="lab_fcf_PreTslXMember_0D232AFFAC0486BE2A1D3BC02E8B1CDA" xlink:type="arc" />
    <link:label id="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2_terseLabel_en-US" xlink:label="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre TSL XII [Member]</link:label>
    <link:label id="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2_label_en-US" xlink:label="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre Tsl Xii [Member]</link:label>
    <link:label id="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2_documentation_en-US" xlink:label="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pre TSL XII.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PreTslXiiMember" xlink:label="loc_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2" xlink:to="lab_fcf_PreTslXiiMember_4390164901A323C7D40C3BC02E8BD9E2" xlink:type="arc" />
    <link:label id="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D_terseLabel_en-US" xlink:label="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">MMCap I [Member]</link:label>
    <link:label id="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D_label_en-US" xlink:label="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mmcap I [Member]</link:label>
    <link:label id="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D_documentation_en-US" xlink:label="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">MMCap I.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_MmcapIMember" xlink:label="loc_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D" xlink:to="lab_fcf_MmcapIMember_B69BC93E880F01CE41043BC02E8CA87D" xlink:type="arc" />
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59_terseLabel_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities [Line Items]</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59_label_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities [Line Items]</link:label>
    <link:label id="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59_documentation_en-US" xlink:label="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impairment Of Investment Securities [Line Items]</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ImpairmentOfInvestmentSecuritiesLineItems" xlink:label="loc_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59" xlink:to="lab_fcf_ImpairmentOfInvestmentSecuritiesLineItems_2289941DCF50463EB20E3BC02E8CCE59" xlink:type="arc" />
    <link:label id="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4_verboseLabel_en-US" xlink:label="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Book Value</link:label>
    <link:label id="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4_label_en-US" xlink:label="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available For Sale Securities Book Value</link:label>
    <link:label id="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4_documentation_en-US" xlink:label="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Available for sale securities book value.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_AvailableForSaleSecuritiesBookValue" xlink:label="loc_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4" xlink:to="lab_fcf_AvailableForSaleSecuritiesBookValue_8264B17DA2730D25716C3BC02E8C69B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_8556CE816BB5D9B37EF63BC02E8C4794_positiveLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_8556CE816BB5D9B37EF63BC02E8C4794" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:type="resource" xml:lang="en-US">Unrealized Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_8556CE816BB5D9B37EF63BC02E8C4794" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_8556CE816BB5D9B37EF63BC02E8C4794" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_8556CE816BB5D9B37EF63BC02E8C4794" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument, Credit Rating</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Credit Rating</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentCreditRating" xlink:label="loc_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A" xlink:to="lab_us-gaap_DebtInstrumentCreditRating_17E91EDB251F05C550273BC02E8CE22A" xlink:type="arc" />
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62_terseLabel_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of Banks (in banks)</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62_label_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pooled Trust Preferred Collateralized Debt Obligations In Number Of Banks</link:label>
    <link:label id="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62_documentation_en-US" xlink:label="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pooled trust preferred collateralized debt obligations in number of banks.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks" xlink:label="loc_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62" xlink:to="lab_fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks_CF8E8C51DA83DA4873D03BC02E8CDA62" xlink:type="arc" />
    <link:label id="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F_terseLabel_en-US" xlink:label="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferrals and Defaults as a % of Current Collateral</link:label>
    <link:label id="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F_label_en-US" xlink:label="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferrals And Defaults As Percentage Of Current Collateral</link:label>
    <link:label id="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F_documentation_en-US" xlink:label="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferrals and defaults as a percentage of current collateral.</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral" xlink:label="loc_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F" xlink:to="lab_fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral_E129A1C3502EA61FD70C3BC02E8C698F" xlink:type="arc" />
    <link:label id="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_89E348C49F4670FA03F33BC02E8CF878_terseLabel_en-US" xlink:label="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_89E348C49F4670FA03F33BC02E8CF878" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Excess Subordination as a % of Current Performing Collateral</link:label>
    <link:loc xlink:href="fcf-20180331.xsd#fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral" xlink:label="loc_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_89E348C49F4670FA03F33BC02E8CF878" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_89E348C49F4670FA03F33BC02E8CF878" xlink:to="lab_fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral_89E348C49F4670FA03F33BC02E8CF878" xlink:type="arc" />
  </link:labelLink>
</link:linkbase>
