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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock" xlink:label="RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock" xlink:title="RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="EquitySecuritiesMember" xlink:title="EquitySecuritiesMember" />
    <label xlink:type="resource" xlink:label="label_EquitySecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquitySecuritiesMember" xml:lang="en-US" id="label_EquitySecuritiesMember">Equity Securities</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FederalFundsSold" xlink:label="FederalFundsSold" xlink:title="FederalFundsSold" />
    <label xlink:type="resource" xlink:label="label_FederalFundsSold_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FederalFundsSold" xml:lang="en-US" id="label_FederalFundsSold_2">Federal Funds Sold</label>
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    <label xlink:type="resource" xlink:label="label_FederalFundsSold" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FederalFundsSold" xml:lang="en-US" id="label_FederalFundsSold">Federal funds sold</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesDisclosureTextBlock" xlink:label="FederalHomeLoanBankAdvancesDisclosureTextBlock" xlink:title="FederalHomeLoanBankAdvancesDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesDisclosureTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FederalHomeLoanBankAdvancesDisclosureTextBlock" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesDisclosureTextBlock_2">Federal Home Loan Bank Advances, Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesDisclosureTextBlock" xlink:to="label_FederalHomeLoanBankAdvancesDisclosureTextBlock_2" xlink:title="label: FederalHomeLoanBankAdvancesDisclosureTextBlock to label_FederalHomeLoanBankAdvancesDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FederalHomeLoanBankAdvancesDisclosureTextBlock" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesDisclosureTextBlock">Other Borrowed Funds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesDisclosureTextBlock" xlink:to="label_FederalHomeLoanBankAdvancesDisclosureTextBlock" xlink:title="label: FederalHomeLoanBankAdvancesDisclosureTextBlock to label_FederalHomeLoanBankAdvancesDisclosureTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="GainLossOnSaleOfPropertyPlantEquipment" xlink:title="GainLossOnSaleOfPropertyPlantEquipment" />
    <label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment">Gain (Loss) on Sale of Property Plant Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment_2" xlink:title="label: GainLossOnSaleOfPropertyPlantEquipment to label_GainLossOnSaleOfPropertyPlantEquipment" />
    <label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment_2">Gain on sale of bank premises and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment" xlink:title="label: GainLossOnSaleOfPropertyPlantEquipment to label_GainLossOnSaleOfPropertyPlantEquipment" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="IncomeStatementAbstract" xlink:title="IncomeStatementAbstract" />
    <label xlink:type="resource" xlink:label="label_IncomeStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementAbstract" xml:lang="en-US" id="label_IncomeStatementAbstract">Consolidated Statements of Income</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="IncomeTaxDisclosureTextBlock" xlink:title="IncomeTaxDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxDisclosureTextBlock" xml:lang="en-US" id="label_IncomeTaxDisclosureTextBlock_2">Income Tax Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureTextBlock" xlink:to="label_IncomeTaxDisclosureTextBlock_2" xlink:title="label: IncomeTaxDisclosureTextBlock to label_IncomeTaxDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeTaxDisclosureTextBlock" xml:lang="en-US" id="label_IncomeTaxDisclosureTextBlock">Income Taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureTextBlock" xlink:to="label_IncomeTaxDisclosureTextBlock" xlink:title="label: IncomeTaxDisclosureTextBlock to label_IncomeTaxDisclosureTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="IncreaseDecreaseInOtherOperatingAssets" xlink:title="IncreaseDecreaseInOtherOperatingAssets" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherOperatingAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOtherOperatingAssets" xml:lang="en-US" id="label_IncreaseDecreaseInOtherOperatingAssets">Increase (Decrease) in Other Operating Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherOperatingAssets" xlink:to="label_IncreaseDecreaseInOtherOperatingAssets_2" xlink:title="label: IncreaseDecreaseInOtherOperatingAssets to label_IncreaseDecreaseInOtherOperatingAssets" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherOperatingAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInOtherOperatingAssets" xml:lang="en-US" id="label_IncreaseDecreaseInOtherOperatingAssets_2">Net decrease in other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherOperatingAssets" xlink:to="label_IncreaseDecreaseInOtherOperatingAssets" xlink:title="label: IncreaseDecreaseInOtherOperatingAssets to label_IncreaseDecreaseInOtherOperatingAssets" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="IntangibleAssetsNetExcludingGoodwill" xlink:title="IntangibleAssetsNetExcludingGoodwill" />
    <label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill_2">Intangible Assets, Net (Excluding Goodwill)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwill" xlink:to="label_IntangibleAssetsNetExcludingGoodwill_2" xlink:title="label: IntangibleAssetsNetExcludingGoodwill to label_IntangibleAssetsNetExcludingGoodwill" />
    <label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill">Identified intangible assets, net</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpenseAbstract" xlink:label="InterestExpenseAbstract" xlink:title="InterestExpenseAbstract" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseAbstract" xml:lang="en-US" id="label_InterestExpenseAbstract_2">Interest Expense [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseAbstract" xlink:to="label_InterestExpenseAbstract_2" xlink:title="label: InterestExpenseAbstract to label_InterestExpenseAbstract" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseAbstract" xml:lang="en-US" id="label_InterestExpenseAbstract">Interest expense:</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpenseTimeDeposits" xlink:label="InterestExpenseTimeDeposits" xlink:title="InterestExpenseTimeDeposits" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseTimeDeposits_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseTimeDeposits" xml:lang="en-US" id="label_InterestExpenseTimeDeposits_2">Interest Expense, Time Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseTimeDeposits" xlink:to="label_InterestExpenseTimeDeposits_2" xlink:title="label: InterestExpenseTimeDeposits to label_InterestExpenseTimeDeposits" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseTimeDeposits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseTimeDeposits" xml:lang="en-US" id="label_InterestExpenseTimeDeposits">Time deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseTimeDeposits" xlink:to="label_InterestExpenseTimeDeposits" xlink:title="label: InterestExpenseTimeDeposits to label_InterestExpenseTimeDeposits" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" xlink:label="InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" xlink:title="InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" xml:lang="en-US" id="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase_2">Interest Expense, Securities Sold under Agreements to Repurchase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" xlink:to="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase_2" xlink:title="label: InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase to label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase" xml:lang="en-US" id="label_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase">Securities sold under repurchase agreements</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" xlink:label="InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" xlink:title="InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" xml:lang="en-US" id="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits_2">Interest Expense, NOW Accounts, Money Market Accounts, and Savings Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" xlink:to="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits_2" xlink:title="label: InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits to label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits" xml:lang="en-US" id="label_InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits">Savings deposits</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpenseOther" xlink:label="InterestExpenseOther" xlink:title="InterestExpenseOther" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseOther_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseOther" xml:lang="en-US" id="label_InterestExpenseOther_2">Interest Expense, Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseOther" xlink:to="label_InterestExpenseOther_2" xlink:title="label: InterestExpenseOther to label_InterestExpenseOther" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseOther" xml:lang="en-US" id="label_InterestExpenseOther">Other interest expense</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpense" xlink:label="InterestExpense" xlink:title="InterestExpense" />
    <label xlink:type="resource" xlink:label="label_InterestExpense_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpense" xml:lang="en-US" id="label_InterestExpense_2">Interest Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpense" xlink:to="label_InterestExpense_2" xlink:title="label: InterestExpense to label_InterestExpense" />
    <label xlink:type="resource" xlink:label="label_InterestExpense" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InterestExpense" xml:lang="en-US" id="label_InterestExpense">Total interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpense" xlink:to="label_InterestExpense" xlink:title="label: InterestExpense to label_InterestExpense" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:label="InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:title="InterestIncomeExpenseAfterProvisionForLoanLoss" />
    <label xlink:type="resource" xlink:label="label_InterestIncomeExpenseAfterProvisionForLoanLoss_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestIncomeExpenseAfterProvisionForLoanLoss" xml:lang="en-US" id="label_InterestIncomeExpenseAfterProvisionForLoanLoss_2">Interest Income (Expense), after Provision for Loan Loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:to="label_InterestIncomeExpenseAfterProvisionForLoanLoss_2" xlink:title="label: InterestIncomeExpenseAfterProvisionForLoanLoss to label_InterestIncomeExpenseAfterProvisionForLoanLoss" />
    <label xlink:type="resource" xlink:label="label_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InterestIncomeExpenseAfterProvisionForLoanLoss" xml:lang="en-US" id="label_InterestIncomeExpenseAfterProvisionForLoanLoss">Net interest income after provision for probable loan losses</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestIncomeFederalFundsSold" xlink:label="InterestIncomeFederalFundsSold" xlink:title="InterestIncomeFederalFundsSold" />
    <label xlink:type="resource" xlink:label="label_InterestIncomeFederalFundsSold_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestIncomeFederalFundsSold" xml:lang="en-US" id="label_InterestIncomeFederalFundsSold_2">Interest Income, Federal Funds Sold</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeFederalFundsSold" xlink:to="label_InterestIncomeFederalFundsSold_2" xlink:title="label: InterestIncomeFederalFundsSold to label_InterestIncomeFederalFundsSold" />
    <label xlink:type="resource" xlink:label="label_InterestIncomeFederalFundsSold" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestIncomeFederalFundsSold" xml:lang="en-US" id="label_InterestIncomeFederalFundsSold">Federal funds sold</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestReceivable" xlink:label="InterestReceivable" xlink:title="InterestReceivable" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:title="InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" />
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    <label xlink:type="resource" xlink:label="label_LaborAndRelatedExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LaborAndRelatedExpense" xml:lang="en-US" id="label_LaborAndRelatedExpense">Employee compensation and benefits</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="LiabilitiesAbstract" xlink:title="LiabilitiesAbstract" />
    <label xlink:type="resource" xlink:label="label_LiabilitiesAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesAbstract" xml:lang="en-US" id="label_LiabilitiesAbstract_2">Liabilities [Abstract]</label>
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    <label xlink:type="resource" xlink:label="label_LiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesAbstract" xml:lang="en-US" id="label_LiabilitiesAbstract">Liabilities:</label>
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    <label xlink:type="resource" xlink:label="label_LossContingencyPendingClaimsNumber_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyPendingClaimsNumber" xml:lang="en-US" id="label_LossContingencyPendingClaimsNumber_2">Loss Contingency, Pending Claims, Number</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPendingClaimsNumber" xlink:to="label_LossContingencyPendingClaimsNumber_2" xlink:title="label: LossContingencyPendingClaimsNumber to label_LossContingencyPendingClaimsNumber" />
    <label xlink:type="resource" xlink:label="label_LossContingencyPendingClaimsNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyPendingClaimsNumber" xml:lang="en-US" id="label_LossContingencyPendingClaimsNumber">Loss contingency, number of cases pending</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPendingClaimsNumber" xlink:to="label_LossContingencyPendingClaimsNumber" xlink:title="label: LossContingencyPendingClaimsNumber to label_LossContingencyPendingClaimsNumber" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="AvailableForSaleSecurities" xlink:title="AvailableForSaleSecurities" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecurities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecurities" xml:lang="en-US" id="label_AvailableForSaleSecurities_2">Available-for-sale Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecurities" xlink:to="label_AvailableForSaleSecurities_2" xlink:title="label: AvailableForSaleSecurities to label_AvailableForSaleSecurities" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecurities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AvailableForSaleSecurities" xml:lang="en-US" id="label_AvailableForSaleSecurities">Available-for-sale (Amortized cost of $4,840,723 on September 30, 2011 and $5,041,847 on December 31, 2010)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecurities" xlink:to="label_AvailableForSaleSecurities" xlink:title="label: AvailableForSaleSecurities to label_AvailableForSaleSecurities" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecurities_3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AvailableForSaleSecurities" xml:lang="en-US" id="label_AvailableForSaleSecurities_3">Estimated fair value, Available for sale securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecurities" xlink:to="label_AvailableForSaleSecurities_3" xlink:title="label: AvailableForSaleSecurities to label_AvailableForSaleSecurities" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecurities_4" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:title="label_AvailableForSaleSecurities" xml:lang="en-US" id="label_AvailableForSaleSecurities_4">Carrying value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecurities" xlink:to="label_AvailableForSaleSecurities_4" xlink:title="label: AvailableForSaleSecurities to label_AvailableForSaleSecurities" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MarketableSecuritiesAbstract" xlink:label="MarketableSecuritiesAbstract" xlink:title="MarketableSecuritiesAbstract" />
    <label xlink:type="resource" xlink:label="label_MarketableSecuritiesAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MarketableSecuritiesAbstract" xml:lang="en-US" id="label_MarketableSecuritiesAbstract_2">Marketable Securities [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketableSecuritiesAbstract" xlink:to="label_MarketableSecuritiesAbstract_2" xlink:title="label: MarketableSecuritiesAbstract to label_MarketableSecuritiesAbstract" />
    <label xlink:type="resource" xlink:label="label_MarketableSecuritiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MarketableSecuritiesAbstract" xml:lang="en-US" id="label_MarketableSecuritiesAbstract">Investment securities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketableSecuritiesAbstract" xlink:to="label_MarketableSecuritiesAbstract" xlink:title="label: MarketableSecuritiesAbstract to label_MarketableSecuritiesAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MarketableSecurities" xlink:label="MarketableSecurities" xlink:title="MarketableSecurities" />
    <label xlink:type="resource" xlink:label="label_MarketableSecurities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_MarketableSecurities" xml:lang="en-US" id="label_MarketableSecurities">Total investment securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketableSecurities" xlink:to="label_MarketableSecurities" xlink:title="label: MarketableSecurities to label_MarketableSecurities" />
    <label xlink:type="resource" xlink:label="label_MarketableSecurities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MarketableSecurities" xml:lang="en-US" id="label_MarketableSecurities_2">Investment Securities, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketableSecurities" xlink:to="label_MarketableSecurities_2" xlink:title="label: MarketableSecurities to label_MarketableSecurities" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_HeldToMaturitySecurities" xlink:label="HeldToMaturitySecurities" xlink:title="HeldToMaturitySecurities" />
    <label xlink:type="resource" xlink:label="label_HeldToMaturitySecurities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_HeldToMaturitySecurities" xml:lang="en-US" id="label_HeldToMaturitySecurities_2">Held-to-maturity Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HeldToMaturitySecurities" xlink:to="label_HeldToMaturitySecurities_2" xlink:title="label: HeldToMaturitySecurities to label_HeldToMaturitySecurities" />
    <label xlink:type="resource" xlink:label="label_HeldToMaturitySecurities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_HeldToMaturitySecurities" xml:lang="en-US" id="label_HeldToMaturitySecurities">Held-to-maturity (Market value of $2,575 on September 30, 2011 and $2,450 on December 31, 2010)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HeldToMaturitySecurities" xlink:to="label_HeldToMaturitySecurities" xlink:title="label: HeldToMaturitySecurities to label_HeldToMaturitySecurities" />
    <label xlink:type="resource" xlink:label="label_HeldToMaturitySecurities_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_HeldToMaturitySecurities" xml:lang="en-US" id="label_HeldToMaturitySecurities_3">Carrying value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HeldToMaturitySecurities" xlink:to="label_HeldToMaturitySecurities_3" xlink:title="label: HeldToMaturitySecurities to label_HeldToMaturitySecurities" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInLoansHeldForSale" xlink:label="IncreaseDecreaseInLoansHeldForSale" xlink:title="IncreaseDecreaseInLoansHeldForSale" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInLoansHeldForSale_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInLoansHeldForSale" xml:lang="en-US" id="label_IncreaseDecreaseInLoansHeldForSale">Increase (Decrease) in Loans Held-for-sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInLoansHeldForSale" xlink:to="label_IncreaseDecreaseInLoansHeldForSale_2" xlink:title="label: IncreaseDecreaseInLoansHeldForSale to label_IncreaseDecreaseInLoansHeldForSale" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInLoansHeldForSale" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInLoansHeldForSale" xml:lang="en-US" id="label_IncreaseDecreaseInLoansHeldForSale_2">Decrease in loans held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInLoansHeldForSale" xlink:to="label_IncreaseDecreaseInLoansHeldForSale" xlink:title="label: IncreaseDecreaseInLoansHeldForSale to label_IncreaseDecreaseInLoansHeldForSale" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:label="PaymentsForProceedsFromLoansAndLeases" xlink:title="PaymentsForProceedsFromLoansAndLeases" />
    <label xlink:type="resource" xlink:label="label_PaymentsForProceedsFromLoansAndLeases_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsForProceedsFromLoansAndLeases" xml:lang="en-US" id="label_PaymentsForProceedsFromLoansAndLeases">Payments for (Proceeds from) Loans and Leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForProceedsFromLoansAndLeases" xlink:to="label_PaymentsForProceedsFromLoansAndLeases_2" xlink:title="label: PaymentsForProceedsFromLoansAndLeases to label_PaymentsForProceedsFromLoansAndLeases" />
    <label xlink:type="resource" xlink:label="label_PaymentsForProceedsFromLoansAndLeases" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsForProceedsFromLoansAndLeases" xml:lang="en-US" id="label_PaymentsForProceedsFromLoansAndLeases_2">Net decrease in loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForProceedsFromLoansAndLeases" xlink:to="label_PaymentsForProceedsFromLoansAndLeases" xlink:title="label: PaymentsForProceedsFromLoansAndLeases to label_PaymentsForProceedsFromLoansAndLeases" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInTimeDeposits" xlink:label="IncreaseDecreaseInTimeDeposits" xlink:title="IncreaseDecreaseInTimeDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInTimeDeposits_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInTimeDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInTimeDeposits_2">Increase (Decrease) in Time Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInTimeDeposits" xlink:to="label_IncreaseDecreaseInTimeDeposits_2" xlink:title="label: IncreaseDecreaseInTimeDeposits to label_IncreaseDecreaseInTimeDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInTimeDeposits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInTimeDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInTimeDeposits">Net (decrease) increase in time deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInTimeDeposits" xlink:to="label_IncreaseDecreaseInTimeDeposits" xlink:title="label: IncreaseDecreaseInTimeDeposits to label_IncreaseDecreaseInTimeDeposits" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:title="NetIncomeLossAvailableToCommonStockholdersBasic" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic">Net Income (Loss) Available to Common Stockholders, Basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:title="label: NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic_2">Net income available to common shareholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic_2" xlink:title="label: NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLoss_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLoss" xml:lang="en-US" id="label_NetIncomeLoss_3">Net Income (Loss) Attributable to Parent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss_3" xlink:title="label: NetIncomeLoss to label_NetIncomeLoss" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLoss_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetIncomeLoss" xml:lang="en-US" id="label_NetIncomeLoss_2">Net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss_2" xlink:title="label: NetIncomeLoss to label_NetIncomeLoss" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetIncomeLoss" xml:lang="en-US" id="label_NetIncomeLoss">Net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss" xlink:title="label: NetIncomeLoss to label_NetIncomeLoss" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="InterestIncomeExpenseNet" xlink:title="InterestIncomeExpenseNet" />
    <label xlink:type="resource" xlink:label="label_InterestIncomeExpenseNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestIncomeExpenseNet" xml:lang="en-US" id="label_InterestIncomeExpenseNet_2">Interest Income (Expense), Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeExpenseNet" xlink:to="label_InterestIncomeExpenseNet_2" xlink:title="label: InterestIncomeExpenseNet to label_InterestIncomeExpenseNet" />
    <label xlink:type="resource" xlink:label="label_InterestIncomeExpenseNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InterestIncomeExpenseNet" xml:lang="en-US" id="label_InterestIncomeExpenseNet">Net interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeExpenseNet" xlink:to="label_InterestIncomeExpenseNet" xlink:title="label: InterestIncomeExpenseNet to label_InterestIncomeExpenseNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LoansAndLeasesReceivableAllowance" xlink:label="LoansAndLeasesReceivableAllowance" xlink:title="LoansAndLeasesReceivableAllowance" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableAllowance_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansAndLeasesReceivableAllowance" xml:lang="en-US" id="label_LoansAndLeasesReceivableAllowance">Loans and Leases Receivable, Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableAllowance" xlink:to="label_LoansAndLeasesReceivableAllowance_2" xlink:title="label: LoansAndLeasesReceivableAllowance to label_LoansAndLeasesReceivableAllowance" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableAllowance" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_LoansAndLeasesReceivableAllowance" xml:lang="en-US" id="label_LoansAndLeasesReceivableAllowance_2">Less allowance for probable loan losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableAllowance" xlink:to="label_LoansAndLeasesReceivableAllowance" xlink:title="label: LoansAndLeasesReceivableAllowance to label_LoansAndLeasesReceivableAllowance" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableAllowance_3" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_LoansAndLeasesReceivableAllowance" xml:lang="en-US" id="label_LoansAndLeasesReceivableAllowance_3">Balance at the beginning of the period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableAllowance" xlink:to="label_LoansAndLeasesReceivableAllowance_3" xlink:title="label: LoansAndLeasesReceivableAllowance to label_LoansAndLeasesReceivableAllowance" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableAllowance_4" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_LoansAndLeasesReceivableAllowance" xml:lang="en-US" id="label_LoansAndLeasesReceivableAllowance_4">Balance at the end of the period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableAllowance" xlink:to="label_LoansAndLeasesReceivableAllowance_4" xlink:title="label: LoansAndLeasesReceivableAllowance to label_LoansAndLeasesReceivableAllowance" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:label="LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:title="LoansAndLeasesReceivableNetReportedAmountAbstract" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableNetReportedAmountAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansAndLeasesReceivableNetReportedAmountAbstract" xml:lang="en-US" id="label_LoansAndLeasesReceivableNetReportedAmountAbstract_2">Loans and Leases Receivable, Net Reported Amount [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:to="label_LoansAndLeasesReceivableNetReportedAmountAbstract_2" xlink:title="label: LoansAndLeasesReceivableNetReportedAmountAbstract to label_LoansAndLeasesReceivableNetReportedAmountAbstract" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LoansAndLeasesReceivableNetReportedAmountAbstract" xml:lang="en-US" id="label_LoansAndLeasesReceivableNetReportedAmountAbstract">Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:to="label_LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:title="label: LoansAndLeasesReceivableNetReportedAmountAbstract to label_LoansAndLeasesReceivableNetReportedAmountAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FederalDepositInsuranceCorporationPremiumExpense" xlink:label="FederalDepositInsuranceCorporationPremiumExpense" xlink:title="FederalDepositInsuranceCorporationPremiumExpense" />
    <label xlink:type="resource" xlink:label="label_FederalDepositInsuranceCorporationPremiumExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FederalDepositInsuranceCorporationPremiumExpense" xml:lang="en-US" id="label_FederalDepositInsuranceCorporationPremiumExpense">Federal Deposit Insurance Corporation Premium Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalDepositInsuranceCorporationPremiumExpense" xlink:to="label_FederalDepositInsuranceCorporationPremiumExpense" xlink:title="label: FederalDepositInsuranceCorporationPremiumExpense to label_FederalDepositInsuranceCorporationPremiumExpense" />
    <label xlink:type="resource" xlink:label="label_FederalDepositInsuranceCorporationPremiumExpense_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FederalDepositInsuranceCorporationPremiumExpense" xml:lang="en-US" id="label_FederalDepositInsuranceCorporationPremiumExpense_2">Deposit insurance assessments</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OccupancyNet" xlink:label="OccupancyNet" xlink:title="OccupancyNet" />
    <label xlink:type="resource" xlink:label="label_OccupancyNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OccupancyNet" xml:lang="en-US" id="label_OccupancyNet_2">Occupancy, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OccupancyNet" xlink:to="label_OccupancyNet_2" xlink:title="label: OccupancyNet to label_OccupancyNet" />
    <label xlink:type="resource" xlink:label="label_OccupancyNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OccupancyNet" xml:lang="en-US" id="label_OccupancyNet">Occupancy</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OccupancyNet" xlink:to="label_OccupancyNet" xlink:title="label: OccupancyNet to label_OccupancyNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherNoninterestExpense" xlink:label="OtherNoninterestExpense" xlink:title="OtherNoninterestExpense" />
    <label xlink:type="resource" xlink:label="label_OtherNoninterestExpense_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherNoninterestExpense" xml:lang="en-US" id="label_OtherNoninterestExpense_2">Other Noninterest Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNoninterestExpense" xlink:to="label_OtherNoninterestExpense_2" xlink:title="label: OtherNoninterestExpense to label_OtherNoninterestExpense" />
    <label xlink:type="resource" xlink:label="label_OtherNoninterestExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherNoninterestExpense" xml:lang="en-US" id="label_OtherNoninterestExpense">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNoninterestExpense" xlink:to="label_OtherNoninterestExpense" xlink:title="label: OtherNoninterestExpense to label_OtherNoninterestExpense" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NoninterestIncomeAbstract" xlink:label="NoninterestIncomeAbstract" xlink:title="NoninterestIncomeAbstract" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncomeAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoninterestIncomeAbstract" xml:lang="en-US" id="label_NoninterestIncomeAbstract_2">Noninterest Income [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncomeAbstract" xlink:to="label_NoninterestIncomeAbstract_2" xlink:title="label: NoninterestIncomeAbstract to label_NoninterestIncomeAbstract" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoninterestIncomeAbstract" xml:lang="en-US" id="label_NoninterestIncomeAbstract">Non-interest income:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncomeAbstract" xlink:to="label_NoninterestIncomeAbstract" xlink:title="label: NoninterestIncomeAbstract to label_NoninterestIncomeAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FeesAndCommissionsOther" xlink:label="FeesAndCommissionsOther" xlink:title="FeesAndCommissionsOther" />
    <label xlink:type="resource" xlink:label="label_FeesAndCommissionsOther_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FeesAndCommissionsOther" xml:lang="en-US" id="label_FeesAndCommissionsOther_2">Fees and Commissions, Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FeesAndCommissionsOther" xlink:to="label_FeesAndCommissionsOther_2" xlink:title="label: FeesAndCommissionsOther to label_FeesAndCommissionsOther" />
    <label xlink:type="resource" xlink:label="label_FeesAndCommissionsOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FeesAndCommissionsOther" xml:lang="en-US" id="label_FeesAndCommissionsOther">Non-banking</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FeesAndCommissionsOther" xlink:to="label_FeesAndCommissionsOther" xlink:title="label: FeesAndCommissionsOther to label_FeesAndCommissionsOther" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NoninterestIncomeOther" xlink:label="NoninterestIncomeOther" xlink:title="NoninterestIncomeOther" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncomeOther_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoninterestIncomeOther" xml:lang="en-US" id="label_NoninterestIncomeOther_2">Noninterest Income, Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncomeOther" xlink:to="label_NoninterestIncomeOther_2" xlink:title="label: NoninterestIncomeOther to label_NoninterestIncomeOther" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncomeOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoninterestIncomeOther" xml:lang="en-US" id="label_NoninterestIncomeOther">Other investments, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncomeOther" xlink:to="label_NoninterestIncomeOther" xlink:title="label: NoninterestIncomeOther to label_NoninterestIncomeOther" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NoninterestIncomeOtherOperatingIncome" xlink:label="NoninterestIncomeOtherOperatingIncome" xlink:title="NoninterestIncomeOtherOperatingIncome" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncomeOtherOperatingIncome_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoninterestIncomeOtherOperatingIncome" xml:lang="en-US" id="label_NoninterestIncomeOtherOperatingIncome_2">Noninterest Income, Other Operating Income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncomeOtherOperatingIncome" xlink:to="label_NoninterestIncomeOtherOperatingIncome_2" xlink:title="label: NoninterestIncomeOtherOperatingIncome to label_NoninterestIncomeOtherOperatingIncome" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncomeOtherOperatingIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoninterestIncomeOtherOperatingIncome" xml:lang="en-US" id="label_NoninterestIncomeOtherOperatingIncome">Other income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncomeOtherOperatingIncome" xlink:to="label_NoninterestIncomeOtherOperatingIncome" xlink:title="label: NoninterestIncomeOtherOperatingIncome to label_NoninterestIncomeOtherOperatingIncome" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FeesAndCommissionsDepositorAccounts" xlink:label="FeesAndCommissionsDepositorAccounts" xlink:title="FeesAndCommissionsDepositorAccounts" />
    <label xlink:type="resource" xlink:label="label_FeesAndCommissionsDepositorAccounts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FeesAndCommissionsDepositorAccounts" xml:lang="en-US" id="label_FeesAndCommissionsDepositorAccounts_2">Fees and Commissions, Depositor Accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FeesAndCommissionsDepositorAccounts" xlink:to="label_FeesAndCommissionsDepositorAccounts_2" xlink:title="label: FeesAndCommissionsDepositorAccounts to label_FeesAndCommissionsDepositorAccounts" />
    <label xlink:type="resource" xlink:label="label_FeesAndCommissionsDepositorAccounts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FeesAndCommissionsDepositorAccounts" xml:lang="en-US" id="label_FeesAndCommissionsDepositorAccounts">Service charges on deposit accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FeesAndCommissionsDepositorAccounts" xlink:to="label_FeesAndCommissionsDepositorAccounts" xlink:title="label: FeesAndCommissionsDepositorAccounts to label_FeesAndCommissionsDepositorAccounts" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NoninterestIncome" xlink:label="NoninterestIncome" xlink:title="NoninterestIncome" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncome_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoninterestIncome" xml:lang="en-US" id="label_NoninterestIncome_2">Noninterest Income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncome" xlink:to="label_NoninterestIncome_2" xlink:title="label: NoninterestIncome to label_NoninterestIncome" />
    <label xlink:type="resource" xlink:label="label_NoninterestIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NoninterestIncome" xml:lang="en-US" id="label_NoninterestIncome">Total non-interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoninterestIncome" xlink:to="label_NoninterestIncome" xlink:title="label: NoninterestIncome to label_NoninterestIncome" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProfessionalFees" xlink:label="ProfessionalFees" xlink:title="ProfessionalFees" />
    <label xlink:type="resource" xlink:label="label_ProfessionalFees_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProfessionalFees" xml:lang="en-US" id="label_ProfessionalFees_2">Professional Fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfessionalFees" xlink:to="label_ProfessionalFees_2" xlink:title="label: ProfessionalFees to label_ProfessionalFees" />
    <label xlink:type="resource" xlink:label="label_ProfessionalFees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProfessionalFees" xml:lang="en-US" id="label_ProfessionalFees">Professional fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfessionalFees" xlink:to="label_ProfessionalFees" xlink:title="label: ProfessionalFees to label_ProfessionalFees" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestAndDividendIncomeOperatingAbstract" xlink:label="InterestAndDividendIncomeOperatingAbstract" xlink:title="InterestAndDividendIncomeOperatingAbstract" />
    <label xlink:type="resource" xlink:label="label_InterestAndDividendIncomeOperatingAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestAndDividendIncomeOperatingAbstract" xml:lang="en-US" id="label_InterestAndDividendIncomeOperatingAbstract_2">Interest and Dividend Income, Operating [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestAndDividendIncomeOperatingAbstract" xlink:to="label_InterestAndDividendIncomeOperatingAbstract_2" xlink:title="label: InterestAndDividendIncomeOperatingAbstract to label_InterestAndDividendIncomeOperatingAbstract" />
    <label xlink:type="resource" xlink:label="label_InterestAndDividendIncomeOperatingAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestAndDividendIncomeOperatingAbstract" xml:lang="en-US" id="label_InterestAndDividendIncomeOperatingAbstract">Interest income:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestAndDividendIncomeOperatingAbstract" xlink:to="label_InterestAndDividendIncomeOperatingAbstract" xlink:title="label: InterestAndDividendIncomeOperatingAbstract to label_InterestAndDividendIncomeOperatingAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestAndDividendIncomeOperating" xlink:label="InterestAndDividendIncomeOperating" xlink:title="InterestAndDividendIncomeOperating" />
    <label xlink:type="resource" xlink:label="label_InterestAndDividendIncomeOperating_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestAndDividendIncomeOperating" xml:lang="en-US" id="label_InterestAndDividendIncomeOperating_2">Interest and Dividend Income, Operating</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestAndDividendIncomeOperating" xlink:to="label_InterestAndDividendIncomeOperating_2" xlink:title="label: InterestAndDividendIncomeOperating to label_InterestAndDividendIncomeOperating" />
    <label xlink:type="resource" xlink:label="label_InterestAndDividendIncomeOperating" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InterestAndDividendIncomeOperating" xml:lang="en-US" id="label_InterestAndDividendIncomeOperating">Total interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestAndDividendIncomeOperating" xlink:to="label_InterestAndDividendIncomeOperating" xlink:title="label: InterestAndDividendIncomeOperating to label_InterestAndDividendIncomeOperating" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherAssets" xlink:label="OtherAssets" xlink:title="OtherAssets" />
    <label xlink:type="resource" xlink:label="label_OtherAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherAssets" xml:lang="en-US" id="label_OtherAssets_2">Other Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssets" xlink:to="label_OtherAssets_2" xlink:title="label: OtherAssets to label_OtherAssets" />
    <label xlink:type="resource" xlink:label="label_OtherAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherAssets" xml:lang="en-US" id="label_OtherAssets">Other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssets" xlink:to="label_OtherAssets" xlink:title="label: OtherAssets to label_OtherAssets" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:label="OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:title="OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" />
    <label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax_2">Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income, Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:to="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax_2" xlink:title="label: OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax to label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" />
    <label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax">Reclassification adjustment for gains on securities available for sale included in net income, tax effects</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:to="label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:title="label: OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax to label_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherLongTermInvestments" xlink:label="OtherLongTermInvestments" xlink:title="OtherLongTermInvestments" />
    <label xlink:type="resource" xlink:label="label_OtherLongTermInvestments_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherLongTermInvestments" xml:lang="en-US" id="label_OtherLongTermInvestments_2">Other Long-term Investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLongTermInvestments" xlink:to="label_OtherLongTermInvestments_2" xlink:title="label: OtherLongTermInvestments to label_OtherLongTermInvestments" />
    <label xlink:type="resource" xlink:label="label_OtherLongTermInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherLongTermInvestments" xml:lang="en-US" id="label_OtherLongTermInvestments">Other investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLongTermInvestments" xlink:to="label_OtherLongTermInvestments" xlink:title="label: OtherLongTermInvestments to label_OtherLongTermInvestments" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="PaymentsOfDividendsCommonStock" xlink:title="PaymentsOfDividendsCommonStock" />
    <label xlink:type="resource" xlink:label="label_PaymentsOfDividendsCommonStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsOfDividendsCommonStock" xml:lang="en-US" id="label_PaymentsOfDividendsCommonStock">Payments of Dividends, Common Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfDividendsCommonStock" xlink:to="label_PaymentsOfDividendsCommonStock" xlink:title="label: PaymentsOfDividendsCommonStock to label_PaymentsOfDividendsCommonStock" />
    <label xlink:type="resource" xlink:label="label_PaymentsOfDividendsCommonStock_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsOfDividendsCommonStock" xml:lang="en-US" id="label_PaymentsOfDividendsCommonStock_2">Payments of dividends on common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfDividendsCommonStock" xlink:to="label_PaymentsOfDividendsCommonStock_2" xlink:title="label: PaymentsOfDividendsCommonStock to label_PaymentsOfDividendsCommonStock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:label="PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:title="PaymentsOfDividendsPreferredStockAndPreferenceStock" />
    <label xlink:type="resource" xlink:label="label_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsOfDividendsPreferredStockAndPreferenceStock" xml:lang="en-US" id="label_PaymentsOfDividendsPreferredStockAndPreferenceStock">Payments of Dividends, Preferred Stock and Preference Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:to="label_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:title="label: PaymentsOfDividendsPreferredStockAndPreferenceStock to label_PaymentsOfDividendsPreferredStockAndPreferenceStock" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:title="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" />
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    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant">Shares available for future grants (in shares)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod">Options forfeited (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice">Plus: Options granted, weighted average exercise price (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod">Plus: Options granted (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue">Options outstanding at the end, aggregate intrinsic value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice">Options outstanding at the beginning, weighted average exercise price (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2">Options outstanding at the end, weighted average exercise price (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber">Options outstanding at the beginning of the period (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2">Options outstanding at the end of the period (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice">Options fully vested and exercisable at the end, weighted average exercise price (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm">Options fully vested and exercisable at the end, weighted average remaining contractual term (in years)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber">Options fully vested and exercisable at the end of the period (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis" xlink:label="ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis" xlink:title="ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:title="GoodwillAndIntangibleAssetsDisclosureTextBlock" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="SupplementalCashFlowInformationAbstract" xlink:title="SupplementalCashFlowInformationAbstract" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:label="USStatesAndPoliticalSubdivisionsMember" xlink:title="USStatesAndPoliticalSubdivisionsMember" />
    <label xlink:type="resource" xlink:label="label_USStatesAndPoliticalSubdivisionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_USStatesAndPoliticalSubdivisionsMember" xml:lang="en-US" id="label_USStatesAndPoliticalSubdivisionsMember">Obligations of states and political subdivisions</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="USTreasurySecuritiesMember" xlink:title="USTreasurySecuritiesMember" />
    <label xlink:type="resource" xlink:label="label_USTreasurySecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_USTreasurySecuritiesMember" xml:lang="en-US" id="label_USTreasurySecuritiesMember">U.S. Treasury securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasurySecuritiesMember" xlink:to="label_USTreasurySecuritiesMember" xlink:title="label: USTreasurySecuritiesMember to label_USTreasurySecuritiesMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:title="WeightedAverageNumberOfDilutedSharesOutstanding" />
    <label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfDilutedSharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US" id="label_WeightedAverageNumberOfDilutedSharesOutstanding_2">Weighted Average Number of Shares Outstanding, Diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="label_WeightedAverageNumberOfDilutedSharesOutstanding_2" xlink:title="label: WeightedAverageNumberOfDilutedSharesOutstanding to label_WeightedAverageNumberOfDilutedSharesOutstanding" />
    <label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US" id="label_WeightedAverageNumberOfDilutedSharesOutstanding">Weighted average number of shares outstanding: (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="label_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:title="label: WeightedAverageNumberOfDilutedSharesOutstanding to label_WeightedAverageNumberOfDilutedSharesOutstanding" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="WeightedAverageNumberOfSharesOutstandingBasic" />
    <label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasic_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasic_2">Weighted Average Number of Shares Outstanding, Basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasic_2" xlink:title="label: WeightedAverageNumberOfSharesOutstandingBasic to label_WeightedAverageNumberOfSharesOutstandingBasic" />
    <label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasic">Weighted average number of shares outstanding: (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="label: WeightedAverageNumberOfSharesOutstandingBasic to label_WeightedAverageNumberOfSharesOutstandingBasic" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockMember" xlink:label="CommonStockMember" xlink:title="CommonStockMember" />
    <label xlink:type="resource" xlink:label="label_CommonStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockMember" xml:lang="en-US" id="label_CommonStockMember">Common Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember" xlink:title="label: CommonStockMember to label_CommonStockMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:title="PropertyPlantAndEquipmentDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentDisclosureTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock" xml:lang="en-US" id="label_PropertyPlantAndEquipmentDisclosureTextBlock_2">Property, Plant and Equipment Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="label_PropertyPlantAndEquipmentDisclosureTextBlock_2" xlink:title="label: PropertyPlantAndEquipmentDisclosureTextBlock to label_PropertyPlantAndEquipmentDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock" xml:lang="en-US" id="label_PropertyPlantAndEquipmentDisclosureTextBlock">Bank Premises and Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="label_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:title="label: PropertyPlantAndEquipmentDisclosureTextBlock to label_PropertyPlantAndEquipmentDisclosureTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockMember" xlink:label="PreferredStockMember" xlink:title="PreferredStockMember" />
    <label xlink:type="resource" xlink:label="label_PreferredStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockMember" xml:lang="en-US" id="label_PreferredStockMember">Preferred Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockMember" xlink:to="label_PreferredStockMember" xlink:title="label: PreferredStockMember to label_PreferredStockMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DividendsPayableAmount" xlink:label="DividendsPayableAmount" xlink:title="DividendsPayableAmount" />
    <label xlink:type="resource" xlink:label="label_DividendsPayableAmount_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DividendsPayableAmount" xml:lang="en-US" id="label_DividendsPayableAmount_2">Dividends declared, not yet paid on common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPayableAmount" xlink:to="label_DividendsPayableAmount_2" xlink:title="label: DividendsPayableAmount to label_DividendsPayableAmount" />
    <label xlink:type="resource" xlink:label="label_DividendsPayableAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPayableAmount" xml:lang="en-US" id="label_DividendsPayableAmount">Dividends Payable, Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPayableAmount" xlink:to="label_DividendsPayableAmount" xlink:title="label: DividendsPayableAmount to label_DividendsPayableAmount" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:label="LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:title="LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xml:lang="en-US" id="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_2">Loans, Notes, Trade and Other Receivables Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:to="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_2" xlink:title="label: LoansNotesTradeAndOtherReceivablesDisclosureTextBlock to label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xml:lang="en-US" id="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock">Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:to="label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:title="label: LoansNotesTradeAndOtherReceivablesDisclosureTextBlock to label_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:label="HeldToMaturitySecuritiesFairValue" xlink:title="HeldToMaturitySecuritiesFairValue" />
    <label xlink:type="resource" xlink:label="label_HeldToMaturitySecuritiesFairValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_HeldToMaturitySecuritiesFairValue" xml:lang="en-US" id="label_HeldToMaturitySecuritiesFairValue_2">Held-to-maturity Securities, Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HeldToMaturitySecuritiesFairValue" xlink:to="label_HeldToMaturitySecuritiesFairValue_2" xlink:title="label: HeldToMaturitySecuritiesFairValue to label_HeldToMaturitySecuritiesFairValue" />
    <label xlink:type="resource" xlink:label="label_HeldToMaturitySecuritiesFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_HeldToMaturitySecuritiesFairValue" xml:lang="en-US" id="label_HeldToMaturitySecuritiesFairValue">Held-to-maturity, Market value (in dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HeldToMaturitySecuritiesFairValue" xlink:to="label_HeldToMaturitySecuritiesFairValue" xlink:title="label: HeldToMaturitySecuritiesFairValue to label_HeldToMaturitySecuritiesFairValue" />
    <label xlink:type="resource" xlink:label="label_HeldToMaturitySecuritiesFairValue_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_HeldToMaturitySecuritiesFairValue" xml:lang="en-US" id="label_HeldToMaturitySecuritiesFairValue_3">Estimated fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HeldToMaturitySecuritiesFairValue" xlink:to="label_HeldToMaturitySecuritiesFairValue_3" xlink:title="label: HeldToMaturitySecuritiesFairValue to label_HeldToMaturitySecuritiesFairValue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets" />
    <label xlink:type="resource" xlink:label="label_Assets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Assets" xml:lang="en-US" id="label_Assets">Total assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets" xlink:title="label: Assets to label_Assets" />
    <label xlink:type="resource" xlink:label="label_Assets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Assets" xml:lang="en-US" id="label_Assets_2">Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets_2" xlink:title="label: Assets to label_Assets" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:label="LoansAndLeasesReceivableNetReportedAmount" xlink:title="LoansAndLeasesReceivableNetReportedAmount" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableNetReportedAmount_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansAndLeasesReceivableNetReportedAmount" xml:lang="en-US" id="label_LoansAndLeasesReceivableNetReportedAmount_2">Loans and Leases Receivable, Net Reported Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableNetReportedAmount" xlink:to="label_LoansAndLeasesReceivableNetReportedAmount_2" xlink:title="label: LoansAndLeasesReceivableNetReportedAmount to label_LoansAndLeasesReceivableNetReportedAmount" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableNetReportedAmount" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LoansAndLeasesReceivableNetReportedAmount" xml:lang="en-US" id="label_LoansAndLeasesReceivableNetReportedAmount">Net loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableNetReportedAmount" xlink:to="label_LoansAndLeasesReceivableNetReportedAmount" xlink:title="label: LoansAndLeasesReceivableNetReportedAmount to label_LoansAndLeasesReceivableNetReportedAmount" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="CommonStockDividendsPerShareDeclared" xlink:title="CommonStockDividendsPerShareDeclared" />
    <label xlink:type="resource" xlink:label="label_CommonStockDividendsPerShareDeclared_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockDividendsPerShareDeclared" xml:lang="en-US" id="label_CommonStockDividendsPerShareDeclared_2">Common Stock, Dividends, Per Share, Declared</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockDividendsPerShareDeclared" xlink:to="label_CommonStockDividendsPerShareDeclared_2" xlink:title="label: CommonStockDividendsPerShareDeclared to label_CommonStockDividendsPerShareDeclared" />
    <label xlink:type="resource" xlink:label="label_CommonStockDividendsPerShareDeclared" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockDividendsPerShareDeclared" xml:lang="en-US" id="label_CommonStockDividendsPerShareDeclared">Cash Dividends (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockDividendsPerShareDeclared" xlink:to="label_CommonStockDividendsPerShareDeclared" xlink:title="label: CommonStockDividendsPerShareDeclared to label_CommonStockDividendsPerShareDeclared" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:title="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" />
    <label xlink:type="resource" xlink:label="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US" id="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_2">Disclosure of Compensation Related Costs, Share-based Payments [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_2" xlink:title="label: DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock to label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" />
    <label xlink:type="resource" xlink:label="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US" id="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock">Stock Options</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="EstimateOfFairValueFairValueDisclosureMember" xlink:title="EstimateOfFairValueFairValueDisclosureMember" />
    <label xlink:type="resource" xlink:label="label_EstimateOfFairValueFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US" id="label_EstimateOfFairValueFairValueDisclosureMember">Assets/Liabilities Measured at Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EstimateOfFairValueFairValueDisclosureMember" xlink:to="label_EstimateOfFairValueFairValueDisclosureMember" xlink:title="label: EstimateOfFairValueFairValueDisclosureMember to label_EstimateOfFairValueFairValueDisclosureMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <label xlink:type="resource" xlink:label="label_StatementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementTable" xml:lang="en-US" id="label_StatementTable">Statement [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementTable" xlink:to="label_StatementTable" xlink:title="label: StatementTable to label_StatementTable" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="StatementScenarioAxis" xlink:title="StatementScenarioAxis" />
    <label xlink:type="resource" xlink:label="label_StatementScenarioAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementScenarioAxis" xml:lang="en-US" id="label_StatementScenarioAxis">Statement, Scenario [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementScenarioAxis" xlink:to="label_StatementScenarioAxis" xlink:title="label: StatementScenarioAxis to label_StatementScenarioAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" xlink:label="SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" xlink:title="SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" xml:lang="en-US" id="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure_2">Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" xlink:to="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure_2" xlink:title="label: SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure to label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure" xml:lang="en-US" id="label_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure">Estimated fair value of long-term repurchase agreements</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_3" xlink:title="label: FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue to label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease" xlink:label="OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease" xlink:title="OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease" />
    <label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease">Other Comprehensive Income (Loss), before Tax</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="FairValueInputsLevel1Member" xlink:title="FairValueInputsLevel1Member" />
    <label xlink:type="resource" xlink:label="label_FairValueInputsLevel1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel1Member" xml:lang="en-US" id="label_FairValueInputsLevel1Member">Quoted Prices in Active Markets for Identical Assets (Level 1)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="FairValueInputsLevel2Member" xlink:title="FairValueInputsLevel2Member" />
    <label xlink:type="resource" xlink:label="label_FairValueInputsLevel2Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel2Member" xml:lang="en-US" id="label_FairValueInputsLevel2Member">Significant Other Observable Inputs (Level 2)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="FairValueInputsLevel3Member" xlink:title="FairValueInputsLevel3Member" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockLiquidationPreference" xlink:label="PreferredStockLiquidationPreference" xlink:title="PreferredStockLiquidationPreference" />
    <label xlink:type="resource" xlink:label="label_PreferredStockLiquidationPreference_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockLiquidationPreference" xml:lang="en-US" id="label_PreferredStockLiquidationPreference_2">Preferred Stock, Liquidation Preference Per Share</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="TreasuryStockValue" xlink:title="TreasuryStockValue" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="EarningsPerShareBasic" xlink:title="EarningsPerShareBasic" />
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    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherOperatingLiabilities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOtherOperatingLiabilities" xml:lang="en-US" id="label_IncreaseDecreaseInOtherOperatingLiabilities_2">Increase (Decrease) in Other Operating Liabilities</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:title="IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis" xlink:title="ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="TreasuryStockShares" xlink:title="TreasuryStockShares" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TreasuryStockShares" xlink:to="label_TreasuryStockShares_2" xlink:title="label: TreasuryStockShares to label_TreasuryStockShares" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" xlink:label="OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" xlink:title="OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" />
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    <label xlink:type="resource" xlink:label="label_TimeDeposits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TimeDeposits" xml:lang="en-US" id="label_TimeDeposits">Time</label>
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    <label xlink:type="resource" xlink:label="label_TimeDeposits_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_TimeDeposits" xml:lang="en-US" id="label_TimeDeposits_3">Carrying amount of time deposits</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="StatementEquityComponentsAxis" xlink:title="StatementEquityComponentsAxis" />
    <label xlink:type="resource" xlink:label="label_StatementEquityComponentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementEquityComponentsAxis" xml:lang="en-US" id="label_StatementEquityComponentsAxis">Statement Equity Components [Axis]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="AdditionalPaidInCapitalMember" xlink:title="AdditionalPaidInCapitalMember" />
    <label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapitalMember" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember">Surplus</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="RetainedEarningsMember" xlink:title="RetainedEarningsMember" />
    <label xlink:type="resource" xlink:label="label_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsMember" xml:lang="en-US" id="label_RetainedEarningsMember">Retained Earnings</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="AccumulatedOtherComprehensiveIncomeMember" xlink:title="AccumulatedOtherComprehensiveIncomeMember" />
    <label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember">Other Comprehensive Income (Loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember" xlink:title="label: AccumulatedOtherComprehensiveIncomeMember to label_AccumulatedOtherComprehensiveIncomeMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="EmployeeStockOptionMember" xlink:title="EmployeeStockOptionMember" />
    <label xlink:type="resource" xlink:label="label_EmployeeStockOptionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeStockOptionMember" xml:lang="en-US" id="label_EmployeeStockOptionMember">International bancshares corporation stock option plan (2005 Plan)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeStockOptionMember" xlink:to="label_EmployeeStockOptionMember" xlink:title="label: EmployeeStockOptionMember to label_EmployeeStockOptionMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:label="JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:title="JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xml:lang="en-US" id="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_2">Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:to="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_2" xlink:title="label: JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust to label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xml:lang="en-US" id="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust">Junior subordinated deferrable interest debentures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:to="label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:title="label: JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust to label_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="StockIssuedDuringPeriodValueNewIssues" xlink:title="StockIssuedDuringPeriodValueNewIssues" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueNewIssues_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueNewIssues" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueNewIssues_2">Stock Issued During Period, Value, New Issues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueNewIssues" xlink:to="label_StockIssuedDuringPeriodValueNewIssues_2" xlink:title="label: StockIssuedDuringPeriodValueNewIssues to label_StockIssuedDuringPeriodValueNewIssues" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueNewIssues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueNewIssues" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueNewIssues">Issuance of preferred stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueNewIssues" xlink:to="label_StockIssuedDuringPeriodValueNewIssues" xlink:title="label: StockIssuedDuringPeriodValueNewIssues to label_StockIssuedDuringPeriodValueNewIssues" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="StockIssuedDuringPeriodValueStockOptionsExercised" xlink:title="StockIssuedDuringPeriodValueStockOptionsExercised" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockOptionsExercised_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueStockOptionsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockOptionsExercised_2">Stock Issued During Period, Value, Stock Options Exercised</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockOptionsExercised" xlink:to="label_StockIssuedDuringPeriodValueStockOptionsExercised_2" xlink:title="label: StockIssuedDuringPeriodValueStockOptionsExercised to label_StockIssuedDuringPeriodValueStockOptionsExercised" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueStockOptionsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockOptionsExercised">Exercise of stock options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockOptionsExercised" xlink:to="label_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:title="label: StockIssuedDuringPeriodValueStockOptionsExercised to label_StockIssuedDuringPeriodValueStockOptionsExercised" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockDividend" xlink:label="StockIssuedDuringPeriodValueStockDividend" xlink:title="StockIssuedDuringPeriodValueStockDividend" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockDividend_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueStockDividend" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockDividend_2">Stock Issued During Period, Value, Stock Dividend</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockDividend" xlink:to="label_StockIssuedDuringPeriodValueStockDividend_2" xlink:title="label: StockIssuedDuringPeriodValueStockDividend to label_StockIssuedDuringPeriodValueStockDividend" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockDividend" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueStockDividend" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockDividend">Shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockDividend" xlink:to="label_StockIssuedDuringPeriodValueStockDividend" xlink:title="label: StockIssuedDuringPeriodValueStockDividend to label_StockIssuedDuringPeriodValueStockDividend" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:title="StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesStockOptionsExercised">Stock Issued During Period, Shares, Stock Options Exercised</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:title="label: StockIssuedDuringPeriodSharesStockOptionsExercised to label_StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesStockOptionsExercised_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesStockOptionsExercised_2">Options exercised (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="label_StockIssuedDuringPeriodSharesStockOptionsExercised_2" xlink:title="label: StockIssuedDuringPeriodSharesStockOptionsExercised to label_StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:label="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:title="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease_2">Stock Issued During Period, Shares, Period Increase (Decrease)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:to="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease_2" xlink:title="label: StockIssuedDuringPeriodSharesPeriodIncreaseDecrease to label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease">Stock Issued During Period, Shares, Period Increase (Decrease)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:to="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:title="label: StockIssuedDuringPeriodSharesPeriodIncreaseDecrease to label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpenseJuniorSubordinatedDebentures" xlink:label="InterestExpenseJuniorSubordinatedDebentures" xlink:title="InterestExpenseJuniorSubordinatedDebentures" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseJuniorSubordinatedDebentures_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseJuniorSubordinatedDebentures" xml:lang="en-US" id="label_InterestExpenseJuniorSubordinatedDebentures_2">Interest Expense, Junior Subordinated Debentures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseJuniorSubordinatedDebentures" xlink:to="label_InterestExpenseJuniorSubordinatedDebentures_2" xlink:title="label: InterestExpenseJuniorSubordinatedDebentures to label_InterestExpenseJuniorSubordinatedDebentures" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseJuniorSubordinatedDebentures" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseJuniorSubordinatedDebentures" xml:lang="en-US" id="label_InterestExpenseJuniorSubordinatedDebentures">Junior subordinated interest deferrable debentures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseJuniorSubordinatedDebentures" xlink:to="label_InterestExpenseJuniorSubordinatedDebentures" xlink:title="label: InterestExpenseJuniorSubordinatedDebentures to label_InterestExpenseJuniorSubordinatedDebentures" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward">Stock option activity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]</label>
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    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract">Stock options, weighted average exercise price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="CommitmentsAndContingencies" xlink:title="CommitmentsAndContingencies" />
    <label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingencies" xml:lang="en-US" id="label_CommitmentsAndContingencies">Commitments and Contingencies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies" xlink:title="label: CommitmentsAndContingencies to label_CommitmentsAndContingencies" />
    <label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommitmentsAndContingencies" xml:lang="en-US" id="label_CommitmentsAndContingencies_2">Commitments, Contingent Liabilities and Other Matters (Note 10)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesFairValueDisclosure" xlink:label="AvailableForSaleSecuritiesFairValueDisclosure" xlink:title="AvailableForSaleSecuritiesFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesFairValueDisclosure" xml:lang="en-US" id="label_AvailableForSaleSecuritiesFairValueDisclosure_2">Available-for-sale Securities, Fair Value Disclosure</label>
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    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesFairValueDisclosure" xml:lang="en-US" id="label_AvailableForSaleSecuritiesFairValueDisclosure">Available-for-sale</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DividendsPreferredStock" xlink:label="DividendsPreferredStock" xlink:title="DividendsPreferredStock" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPreferredStock" xml:lang="en-US" id="label_DividendsPreferredStock">Dividends, Preferred Stock</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharesIssued" xlink:label="SharesIssued" xlink:title="SharesIssued" />
    <label xlink:type="resource" xlink:label="label_SharesIssued_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesIssued" xml:lang="en-US" id="label_SharesIssued_3">Shares, Issued</label>
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    <label xlink:type="resource" xlink:label="label_SharesIssued_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_SharesIssued" xml:lang="en-US" id="label_SharesIssued_2">Balance (in shares)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="EarningsPerShareTextBlock" xlink:title="EarningsPerShareTextBlock" />
    <label xlink:type="resource" xlink:label="label_EarningsPerShareTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareTextBlock" xml:lang="en-US" id="label_EarningsPerShareTextBlock_2">Earnings Per Share [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareTextBlock" xlink:to="label_EarningsPerShareTextBlock_2" xlink:title="label: EarningsPerShareTextBlock to label_EarningsPerShareTextBlock" />
    <label xlink:type="resource" xlink:label="label_EarningsPerShareTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareTextBlock" xml:lang="en-US" id="label_EarningsPerShareTextBlock">Earnings per Share ("EPS")</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="NetIncomeLossAttributableToNoncontrollingInterest" xlink:title="NetIncomeLossAttributableToNoncontrollingInterest" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLossAttributableToNoncontrollingInterest_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLossAttributableToNoncontrollingInterest" xml:lang="en-US" id="label_NetIncomeLossAttributableToNoncontrollingInterest_2">Net Income (Loss) Attributable to Noncontrolling Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAttributableToNoncontrollingInterest" xlink:to="label_NetIncomeLossAttributableToNoncontrollingInterest_2" xlink:title="label: NetIncomeLossAttributableToNoncontrollingInterest to label_NetIncomeLossAttributableToNoncontrollingInterest" />
    <label xlink:type="resource" xlink:label="label_NetIncomeLossAttributableToNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetIncomeLossAttributableToNoncontrollingInterest" xml:lang="en-US" id="label_NetIncomeLossAttributableToNoncontrollingInterest">Minority interest in consolidated subsidiaries</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="AvailableForSaleSecuritiesAmortizedCost" xlink:title="AvailableForSaleSecuritiesAmortizedCost" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAmortizedCost_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAmortizedCost_2">Available-for-sale Securities, Amortized Cost Basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAmortizedCost" xlink:to="label_AvailableForSaleSecuritiesAmortizedCost_2" xlink:title="label: AvailableForSaleSecuritiesAmortizedCost to label_AvailableForSaleSecuritiesAmortizedCost" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAmortizedCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAmortizedCost">Available-for-sale, Amortized cost (in dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAmortizedCost" xlink:to="label_AvailableForSaleSecuritiesAmortizedCost" xlink:title="label: AvailableForSaleSecuritiesAmortizedCost to label_AvailableForSaleSecuritiesAmortizedCost" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAmortizedCost_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAmortizedCost_3">Amortized cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAmortizedCost" xlink:to="label_AvailableForSaleSecuritiesAmortizedCost_3" xlink:title="label: AvailableForSaleSecuritiesAmortizedCost to label_AvailableForSaleSecuritiesAmortizedCost" />
    <label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAmortizedCost_4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAmortizedCost_4">Amortized cost, Available for sale securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAmortizedCost" xlink:to="label_AvailableForSaleSecuritiesAmortizedCost_4" xlink:title="label: AvailableForSaleSecuritiesAmortizedCost to label_AvailableForSaleSecuritiesAmortizedCost" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:title="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" />
    <label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2">Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2" xlink:title="label: AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue to label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" />
    <label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue">Stock compensation expense recognized in earnings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:title="label: AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue to label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_2">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_2" xlink:title="label: FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements to label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements">Principal paydowns</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" xlink:title="label: FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements to label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:title="FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" />
    <label xlink:type="resource" xlink:label="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xml:lang="en-US" id="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, by Asset Class [Domain]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="FairValueByAssetClassAxis" xlink:title="FairValueByAssetClassAxis" />
    <label xlink:type="resource" xlink:label="label_FairValueByAssetClassAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByAssetClassAxis" xml:lang="en-US" id="label_FairValueByAssetClassAxis">Fair Value by Asset Class [Axis]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="FairValueByFairValueHierarchyLevelAxis" xlink:title="FairValueByFairValueHierarchyLevelAxis" />
    <label xlink:type="resource" xlink:label="label_FairValueByFairValueHierarchyLevelAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US" id="label_FairValueByFairValueHierarchyLevelAxis">Fair Value, Hierarchy [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByFairValueHierarchyLevelAxis" xlink:to="label_FairValueByFairValueHierarchyLevelAxis" xlink:title="label: FairValueByFairValueHierarchyLevelAxis to label_FairValueByFairValueHierarchyLevelAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="FairValueByMeasurementFrequencyAxis" xlink:title="FairValueByMeasurementFrequencyAxis" />
    <label xlink:type="resource" xlink:label="label_FairValueByMeasurementFrequencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByMeasurementFrequencyAxis" xml:lang="en-US" id="label_FairValueByMeasurementFrequencyAxis">Fair Value by Measurement Frequency [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByMeasurementFrequencyAxis" xlink:to="label_FairValueByMeasurementFrequencyAxis" xlink:title="label: FairValueByMeasurementFrequencyAxis to label_FairValueByMeasurementFrequencyAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:title="ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_2">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</label>
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    <label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock">Summary of option activity under stock option plans</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:title="FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" />
    <label xlink:type="resource" xlink:label="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US" id="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_2">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</label>
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    <label xlink:type="resource" xlink:label="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US" id="label_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock">Reconciliation of activity for mortgage-backed securities on a net basis</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:label="ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:title="ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xml:lang="en-US" id="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_2">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount" xlink:label="StockRepurchaseProgramAuthorizedAmount" xlink:title="StockRepurchaseProgramAuthorizedAmount" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockRepurchaseProgramPeriodInForce" xlink:label="StockRepurchaseProgramPeriodInForce" xlink:title="StockRepurchaseProgramPeriodInForce" />
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    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramPeriodInForce" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockRepurchaseProgramPeriodInForce" xml:lang="en-US" id="label_StockRepurchaseProgramPeriodInForce">Period of repurchase of common stock (in months)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="AssetsFairValueDisclosureAbstract" xlink:title="AssetsFairValueDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_AssetsFairValueDisclosureAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsFairValueDisclosureAbstract" xml:lang="en-US" id="label_AssetsFairValueDisclosureAbstract_2">Assets, Fair Value Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsFairValueDisclosureAbstract" xlink:to="label_AssetsFairValueDisclosureAbstract_2" xlink:title="label: AssetsFairValueDisclosureAbstract to label_AssetsFairValueDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_AssetsFairValueDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsFairValueDisclosureAbstract" xml:lang="en-US" id="label_AssetsFairValueDisclosureAbstract">Assets:</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" />
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    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccruedInterestReceivableNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNet" xml:lang="en-US" id="label_IncreaseDecreaseInAccruedInterestReceivableNet">Increase (Decrease) in Accrued Interest Receivable, Net</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromPaymentsForInInterestBearingDepositsInBanks" xlink:label="ProceedsFromPaymentsForInInterestBearingDepositsInBanks" xlink:title="ProceedsFromPaymentsForInInterestBearingDepositsInBanks" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase" xlink:label="ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase" xlink:title="ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase" />
    <label xlink:type="resource" xlink:label="label_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase" xml:lang="en-US" id="label_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_2">Proceeds from (Payments for) in Securities Sold under Agreements to Repurchase</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LossContingencyDamagesSoughtValue" xlink:label="LossContingencyDamagesSoughtValue" xlink:title="LossContingencyDamagesSoughtValue" />
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    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock">International Bancshares Corporation (Parent Company Only) Financial Information Statements of Cash Flows</label>
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    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock_2">Condensed Financial Information of Cash Flow Parent Company Only Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" xlink:to="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock_2" xlink:title="label: CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock to label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock_3">This element can be used to encapsulate the condensed financial information of Balance sheet disclosure of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" xlink:to="label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock_3" xlink:title="label: CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock to label_CondensedFinancialInformationOfCashFlowParentCompanyOnlyDisclosureTextBlock" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" xlink:label="CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" xlink:title="CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock">International Bancshares Corporation (Parent Company Only) Financial Information Statements of Condition</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" xlink:to="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock_2" xlink:title="label: CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock to label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfConditionParentCompanyOnlyDisclosureTextBlock_3">This element can be used to encapsulate the condensed financial information of cash flows disclosure of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" xlink:label="CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" xlink:title="CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock">International Bancshares Corporation (Parent Company Only) Financial Information Statements of Income</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" xlink:to="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock_2" xlink:title="label: CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock to label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock" xml:lang="en-US" id="label_CondensedFinancialInformationOfIncomeParentCompanyOnlyDisclosureTextBlock_3">This element can be used to encapsulate the condensed financial information of statement of Income disclosure of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AdjustmentToGoodwillRelatedTaxContingencies" xlink:label="AdjustmentToGoodwillRelatedTaxContingencies" xlink:title="AdjustmentToGoodwillRelatedTaxContingencies" />
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    <label xlink:type="resource" xlink:label="label_AdjustmentToGoodwillRelatedTaxContingencies_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AdjustmentToGoodwillRelatedTaxContingencies" xml:lang="en-US" id="label_AdjustmentToGoodwillRelatedTaxContingencies_3">The cash inflow (outflow) related to the adjustment to goodwill tax contingencies.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FairValueOffBalanceSheetRisksAndConcentrationOfRiskTextBlock" xlink:label="FairValueOffBalanceSheetRisksAndConcentrationOfRiskTextBlock" xlink:title="FairValueOffBalanceSheetRisksAndConcentrationOfRiskTextBlock" />
    <label xlink:type="resource" xlink:label="label_FairValueOffBalanceSheetRisksAndConcentrationOfRiskTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueOffBalanceSheetRisksAndConcentrationOfRiskTextBlock" xml:lang="en-US" id="label_FairValueOffBalanceSheetRisksAndConcentrationOfRiskTextBlock">Financial Instruments with Off-Statement of Condition Risk and Concentrations of Credit Risk</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AccretionOfDiscountsOnTimeDepositsWithBanks" xlink:label="AccretionOfDiscountsOnTimeDepositsWithBanks" xlink:title="AccretionOfDiscountsOnTimeDepositsWithBanks" />
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_OtherServiceChargesCommissionsAndFeesAbstract" xlink:label="OtherServiceChargesCommissionsAndFeesAbstract" xlink:title="OtherServiceChargesCommissionsAndFeesAbstract" />
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    <label xlink:type="resource" xlink:label="label_AccretionOfTimeDepositDiscounts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccretionOfTimeDepositDiscounts" xml:lang="en-US" id="label_AccretionOfTimeDepositDiscounts_2">Accretion of Time Deposit Discounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionOfTimeDepositDiscounts" xlink:to="label_AccretionOfTimeDepositDiscounts_2" xlink:title="label: AccretionOfTimeDepositDiscounts to label_AccretionOfTimeDepositDiscounts" />
    <label xlink:type="resource" xlink:label="label_AccretionOfTimeDepositDiscounts_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccretionOfTimeDepositDiscounts" xml:lang="en-US" id="label_AccretionOfTimeDepositDiscounts_3">The periodic adjustments of the differences between time deposits' face values and purchase prices that are charged against earnings when the time deposit was purchased as part of an acquisition. As a noncash item, this element is an adjustment to net income when calculating cash provided by (used in) operations using the indirect method.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionOfTimeDepositDiscounts" xlink:to="label_AccretionOfTimeDepositDiscounts_3" xlink:title="label: AccretionOfTimeDepositDiscounts to label_AccretionOfTimeDepositDiscounts" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DepreciationAndAmortizationOfLeasedAssets" xlink:label="DepreciationAndAmortizationOfLeasedAssets" xlink:title="DepreciationAndAmortizationOfLeasedAssets" />
    <label xlink:type="resource" xlink:label="label_DepreciationAndAmortizationOfLeasedAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepreciationAndAmortizationOfLeasedAssets" xml:lang="en-US" id="label_DepreciationAndAmortizationOfLeasedAssets">Depreciation and amortization of leased assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationAndAmortizationOfLeasedAssets" xlink:to="label_DepreciationAndAmortizationOfLeasedAssets" xlink:title="label: DepreciationAndAmortizationOfLeasedAssets to label_DepreciationAndAmortizationOfLeasedAssets" />
    <label xlink:type="resource" xlink:label="label_DepreciationAndAmortizationOfLeasedAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciationAndAmortizationOfLeasedAssets" xml:lang="en-US" id="label_DepreciationAndAmortizationOfLeasedAssets_2">Depreciation and Amortization of Leased Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationAndAmortizationOfLeasedAssets" xlink:to="label_DepreciationAndAmortizationOfLeasedAssets_2" xlink:title="label: DepreciationAndAmortizationOfLeasedAssets to label_DepreciationAndAmortizationOfLeasedAssets" />
    <label xlink:type="resource" xlink:label="label_DepreciationAndAmortizationOfLeasedAssets_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DepreciationAndAmortizationOfLeasedAssets" xml:lang="en-US" id="label_DepreciationAndAmortizationOfLeasedAssets_3">The expense of depreciation and amortization charged against earnings for the periodic recognition of capitalized leases. This element may apply to energy companies that lease mineral producing properties and to other enterprises that capitalize property, plant, or equipment obtained through capital leases.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationAndAmortizationOfLeasedAssets" xlink:to="label_DepreciationAndAmortizationOfLeasedAssets_3" xlink:title="label: DepreciationAndAmortizationOfLeasedAssets to label_DepreciationAndAmortizationOfLeasedAssets" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AccretionOfDiscountsInvestments" xlink:label="AccretionOfDiscountsInvestments" xlink:title="AccretionOfDiscountsInvestments" />
    <label xlink:type="resource" xlink:label="label_AccretionOfDiscountsInvestments" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AccretionOfDiscountsInvestments" xml:lang="en-US" id="label_AccretionOfDiscountsInvestments">Accretion of investment securities discounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionOfDiscountsInvestments" xlink:to="label_AccretionOfDiscountsInvestments" xlink:title="label: AccretionOfDiscountsInvestments to label_AccretionOfDiscountsInvestments" />
    <label xlink:type="resource" xlink:label="label_AccretionOfDiscountsInvestments_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccretionOfDiscountsInvestments" xml:lang="en-US" id="label_AccretionOfDiscountsInvestments_2">Accretion of Discounts Investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionOfDiscountsInvestments" xlink:to="label_AccretionOfDiscountsInvestments_2" xlink:title="label: AccretionOfDiscountsInvestments to label_AccretionOfDiscountsInvestments" />
    <label xlink:type="resource" xlink:label="label_AccretionOfDiscountsInvestments_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccretionOfDiscountsInvestments" xml:lang="en-US" id="label_AccretionOfDiscountsInvestments_3">The periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings when the security was purchased at a discount. As a noncash item, this element is an adjustment to net income when calculating cash provided by (used in) operations using the indirect method.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionOfDiscountsInvestments" xlink:to="label_AccretionOfDiscountsInvestments_3" xlink:title="label: AccretionOfDiscountsInvestments to label_AccretionOfDiscountsInvestments" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:label="IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:title="IncreaseDecreaseInNoninterestBearingDemandDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInNoninterestBearingDemandDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInNoninterestBearingDemandDeposits">Net increase in non-interest bearing demand deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:to="label_IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:title="label: IncreaseDecreaseInNoninterestBearingDemandDeposits to label_IncreaseDecreaseInNoninterestBearingDemandDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInNoninterestBearingDemandDeposits_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInNoninterestBearingDemandDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInNoninterestBearingDemandDeposits_2">Increase (Decrease) in Noninterest-bearing Demand Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:to="label_IncreaseDecreaseInNoninterestBearingDemandDeposits_2" xlink:title="label: IncreaseDecreaseInNoninterestBearingDemandDeposits to label_IncreaseDecreaseInNoninterestBearingDemandDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInNoninterestBearingDemandDeposits_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreaseDecreaseInNoninterestBearingDemandDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInNoninterestBearingDemandDeposits_3">The net cash inflow (outflow) in the total of all Noninterest-bearing demand deposits classified as cash flows from financing activities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInNoninterestBearingDemandDeposits" xlink:to="label_IncreaseDecreaseInNoninterestBearingDemandDeposits_3" xlink:title="label: IncreaseDecreaseInNoninterestBearingDemandDeposits to label_IncreaseDecreaseInNoninterestBearingDemandDeposits" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:label="IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:title="IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits">Net increase in savings and interest bearing demand deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:to="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:title="label: IncreaseDecreaseInSavingAndInterestBearingDemandDeposits to label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits_2">Increase (Decrease) in Saving and Interest-bearing Demand Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:to="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits_2" xlink:title="label: IncreaseDecreaseInSavingAndInterestBearingDemandDeposits to label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" />
    <label xlink:type="resource" xlink:label="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xml:lang="en-US" id="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits_3">The net cash inflow (outflow) in the total of all interest bearing deposit accounts, classified as cash flows from financing activities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" xlink:to="label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits_3" xlink:title="label: IncreaseDecreaseInSavingAndInterestBearingDemandDeposits to label_IncreaseDecreaseInSavingAndInterestBearingDemandDeposits" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:label="PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:title="PaymentsOfCashDividendsInLieuOfFractionalShares" />
    <label xlink:type="resource" xlink:label="label_PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsOfCashDividendsInLieuOfFractionalShares" xml:lang="en-US" id="label_PaymentsOfCashDividendsInLieuOfFractionalShares">Payments of cash dividends in lieu of fractional shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:to="label_PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:title="label: PaymentsOfCashDividendsInLieuOfFractionalShares to label_PaymentsOfCashDividendsInLieuOfFractionalShares" />
    <label xlink:type="resource" xlink:label="label_PaymentsOfCashDividendsInLieuOfFractionalShares_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsOfCashDividendsInLieuOfFractionalShares" xml:lang="en-US" id="label_PaymentsOfCashDividendsInLieuOfFractionalShares_2">Payments of Cash Dividends in Lieu of Fractional Shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:to="label_PaymentsOfCashDividendsInLieuOfFractionalShares_2" xlink:title="label: PaymentsOfCashDividendsInLieuOfFractionalShares to label_PaymentsOfCashDividendsInLieuOfFractionalShares" />
    <label xlink:type="resource" xlink:label="label_PaymentsOfCashDividendsInLieuOfFractionalShares_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PaymentsOfCashDividendsInLieuOfFractionalShares" xml:lang="en-US" id="label_PaymentsOfCashDividendsInLieuOfFractionalShares_3">Cash dividends declared by an entity during the period in lieu of fractional shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfCashDividendsInLieuOfFractionalShares" xlink:to="label_PaymentsOfCashDividendsInLieuOfFractionalShares_3" xlink:title="label: PaymentsOfCashDividendsInLieuOfFractionalShares to label_PaymentsOfCashDividendsInLieuOfFractionalShares" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_InterestExpenseOtherBorrowings" xlink:label="InterestExpenseOtherBorrowings" xlink:title="InterestExpenseOtherBorrowings" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseOtherBorrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseOtherBorrowings" xml:lang="en-US" id="label_InterestExpenseOtherBorrowings">Other borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseOtherBorrowings" xlink:to="label_InterestExpenseOtherBorrowings" xlink:title="label: InterestExpenseOtherBorrowings to label_InterestExpenseOtherBorrowings" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseOtherBorrowings_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseOtherBorrowings" xml:lang="en-US" id="label_InterestExpenseOtherBorrowings_2">Interest Expense Other Borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseOtherBorrowings" xlink:to="label_InterestExpenseOtherBorrowings_2" xlink:title="label: InterestExpenseOtherBorrowings to label_InterestExpenseOtherBorrowings" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseOtherBorrowings_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InterestExpenseOtherBorrowings" xml:lang="en-US" id="label_InterestExpenseOtherBorrowings_3">Interest expense incurred during the reporting period on other borrowings not defined elsewhere in the taxonomy. Includes interest expense incurred on both the short-term and long-term borrowings (advances) with the Federal Home Loan Bank and other short term borrowings.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseOtherBorrowings" xlink:to="label_InterestExpenseOtherBorrowings_3" xlink:title="label: InterestExpenseOtherBorrowings to label_InterestExpenseOtherBorrowings" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DistributionsFromOtherInvestments" xlink:label="DistributionsFromOtherInvestments" xlink:title="DistributionsFromOtherInvestments" />
    <label xlink:type="resource" xlink:label="label_DistributionsFromOtherInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DistributionsFromOtherInvestments" xml:lang="en-US" id="label_DistributionsFromOtherInvestments">Distributions from Other Investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DistributionsFromOtherInvestments" xlink:to="label_DistributionsFromOtherInvestments" xlink:title="label: DistributionsFromOtherInvestments to label_DistributionsFromOtherInvestments" />
    <label xlink:type="resource" xlink:label="label_DistributionsFromOtherInvestments_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DistributionsFromOtherInvestments" xml:lang="en-US" id="label_DistributionsFromOtherInvestments_2">Distributions of other investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DistributionsFromOtherInvestments" xlink:to="label_DistributionsFromOtherInvestments_2" xlink:title="label: DistributionsFromOtherInvestments to label_DistributionsFromOtherInvestments" />
    <label xlink:type="resource" xlink:label="label_DistributionsFromOtherInvestments_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DistributionsFromOtherInvestments" xml:lang="en-US" id="label_DistributionsFromOtherInvestments_3">Cash inflows from other investments. Includes distributions from equity method investments plus other cash inflows from investments not individually reported.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DistributionsFromOtherInvestments" xlink:to="label_DistributionsFromOtherInvestments_3" xlink:title="label: DistributionsFromOtherInvestments to label_DistributionsFromOtherInvestments" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AmortizationOfLoansReceivablePremiums" xlink:label="AmortizationOfLoansReceivablePremiums" xlink:title="AmortizationOfLoansReceivablePremiums" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfLoansReceivablePremiums" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfLoansReceivablePremiums" xml:lang="en-US" id="label_AmortizationOfLoansReceivablePremiums">Amortization of Loans Receivable Premiums</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfLoansReceivablePremiums" xlink:to="label_AmortizationOfLoansReceivablePremiums" xlink:title="label: AmortizationOfLoansReceivablePremiums to label_AmortizationOfLoansReceivablePremiums" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfLoansReceivablePremiums_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfLoansReceivablePremiums" xml:lang="en-US" id="label_AmortizationOfLoansReceivablePremiums_2">Amortization of loan premiums</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfLoansReceivablePremiums" xlink:to="label_AmortizationOfLoansReceivablePremiums_2" xlink:title="label: AmortizationOfLoansReceivablePremiums to label_AmortizationOfLoansReceivablePremiums" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfLoansReceivablePremiums_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AmortizationOfLoansReceivablePremiums" xml:lang="en-US" id="label_AmortizationOfLoansReceivablePremiums_3">The periodic adjustments of the differences between loans receivables' face values and purchase prices that are charged against earnings when the loans receivable were purchased at a premium as part of an acquisition. As a noncash item, this element is an adjustment to net income when calculating cash provided by (used in) operations using the indirect method.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfLoansReceivablePremiums" xlink:to="label_AmortizationOfLoansReceivablePremiums_3" xlink:title="label: AmortizationOfLoansReceivablePremiums to label_AmortizationOfLoansReceivablePremiums" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AmortizationOfInvestmentSecuritiesPremiums" xlink:label="AmortizationOfInvestmentSecuritiesPremiums" xlink:title="AmortizationOfInvestmentSecuritiesPremiums" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfInvestmentSecuritiesPremiums_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfInvestmentSecuritiesPremiums" xml:lang="en-US" id="label_AmortizationOfInvestmentSecuritiesPremiums_3">Amortization of Investment Securities Premiums</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfInvestmentSecuritiesPremiums" xlink:to="label_AmortizationOfInvestmentSecuritiesPremiums_3" xlink:title="label: AmortizationOfInvestmentSecuritiesPremiums to label_AmortizationOfInvestmentSecuritiesPremiums" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfInvestmentSecuritiesPremiums" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfInvestmentSecuritiesPremiums" xml:lang="en-US" id="label_AmortizationOfInvestmentSecuritiesPremiums">Amortization of investment securities premiums</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfInvestmentSecuritiesPremiums" xlink:to="label_AmortizationOfInvestmentSecuritiesPremiums" xlink:title="label: AmortizationOfInvestmentSecuritiesPremiums to label_AmortizationOfInvestmentSecuritiesPremiums" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfInvestmentSecuritiesPremiums_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AmortizationOfInvestmentSecuritiesPremiums" xml:lang="en-US" id="label_AmortizationOfInvestmentSecuritiesPremiums_2">The periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings when the security was purchased at a premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by (used in) operations using the indirect method.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfInvestmentSecuritiesPremiums" xlink:to="label_AmortizationOfInvestmentSecuritiesPremiums_2" xlink:title="label: AmortizationOfInvestmentSecuritiesPremiums to label_AmortizationOfInvestmentSecuritiesPremiums" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_InvestmentSecuritiesPurchasesNotYetSettled" xlink:label="InvestmentSecuritiesPurchasesNotYetSettled" xlink:title="InvestmentSecuritiesPurchasesNotYetSettled" />
    <label xlink:type="resource" xlink:label="label_InvestmentSecuritiesPurchasesNotYetSettled" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvestmentSecuritiesPurchasesNotYetSettled" xml:lang="en-US" id="label_InvestmentSecuritiesPurchasesNotYetSettled">Investment Securities Purchases, Not yet Settled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentSecuritiesPurchasesNotYetSettled" xlink:to="label_InvestmentSecuritiesPurchasesNotYetSettled" xlink:title="label: InvestmentSecuritiesPurchasesNotYetSettled to label_InvestmentSecuritiesPurchasesNotYetSettled" />
    <label xlink:type="resource" xlink:label="label_InvestmentSecuritiesPurchasesNotYetSettled_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InvestmentSecuritiesPurchasesNotYetSettled" xml:lang="en-US" id="label_InvestmentSecuritiesPurchasesNotYetSettled_2">Purchases of available-for-sale securities not yet settled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentSecuritiesPurchasesNotYetSettled" xlink:to="label_InvestmentSecuritiesPurchasesNotYetSettled_2" xlink:title="label: InvestmentSecuritiesPurchasesNotYetSettled to label_InvestmentSecuritiesPurchasesNotYetSettled" />
    <label xlink:type="resource" xlink:label="label_InvestmentSecuritiesPurchasesNotYetSettled_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InvestmentSecuritiesPurchasesNotYetSettled" xml:lang="en-US" id="label_InvestmentSecuritiesPurchasesNotYetSettled_3">Future cash outflow to pay for purchases of investment securities that have not been settled through a cash transaction yet.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentSecuritiesPurchasesNotYetSettled" xlink:to="label_InvestmentSecuritiesPurchasesNotYetSettled_3" xlink:title="label: InvestmentSecuritiesPurchasesNotYetSettled to label_InvestmentSecuritiesPurchasesNotYetSettled" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_BasisOfPresentationDisclosureAbstract" xlink:label="BasisOfPresentationDisclosureAbstract" xlink:title="BasisOfPresentationDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_BasisOfPresentationDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BasisOfPresentationDisclosureAbstract" xml:lang="en-US" id="label_BasisOfPresentationDisclosureAbstract">Basis of Presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfPresentationDisclosureAbstract" xlink:to="label_BasisOfPresentationDisclosureAbstract" xlink:title="label: BasisOfPresentationDisclosureAbstract to label_BasisOfPresentationDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AllowanceForProbableLoanLossesDisclosureAbstract" xlink:label="AllowanceForProbableLoanLossesDisclosureAbstract" xlink:title="AllowanceForProbableLoanLossesDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_AllowanceForProbableLoanLossesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllowanceForProbableLoanLossesDisclosureAbstract" xml:lang="en-US" id="label_AllowanceForProbableLoanLossesDisclosureAbstract">Allowance for Probable Loan Losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForProbableLoanLossesDisclosureAbstract" xlink:to="label_AllowanceForProbableLoanLossesDisclosureAbstract" xlink:title="label: AllowanceForProbableLoanLossesDisclosureAbstract to label_AllowanceForProbableLoanLossesDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_OtherBorrowedFundsDisclosureAbstract" xlink:label="OtherBorrowedFundsDisclosureAbstract" xlink:title="OtherBorrowedFundsDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_OtherBorrowedFundsDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherBorrowedFundsDisclosureAbstract" xml:lang="en-US" id="label_OtherBorrowedFundsDisclosureAbstract">Other Borrowed Funds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherBorrowedFundsDisclosureAbstract" xlink:to="label_OtherBorrowedFundsDisclosureAbstract" xlink:title="label: OtherBorrowedFundsDisclosureAbstract to label_OtherBorrowedFundsDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AcquisitionsDisclosureAbstract" xlink:label="AcquisitionsDisclosureAbstract" xlink:title="AcquisitionsDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_AcquisitionsDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AcquisitionsDisclosureAbstract" xml:lang="en-US" id="label_AcquisitionsDisclosureAbstract">Acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AcquisitionsDisclosureAbstract" xlink:to="label_AcquisitionsDisclosureAbstract" xlink:title="label: AcquisitionsDisclosureAbstract to label_AcquisitionsDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" xlink:label="SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" xlink:title="SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" xml:lang="en-US" id="label_SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract">Securities Sold Under Repurchase Agreements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" xlink:to="label_SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" xlink:title="label: SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract to label_SecuritiesSoldUnderRepurchaseAgreementsDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_InternationalOperationsDisclosureAbstract" xlink:label="InternationalOperationsDisclosureAbstract" xlink:title="InternationalOperationsDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_InternationalOperationsDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InternationalOperationsDisclosureAbstract" xml:lang="en-US" id="label_InternationalOperationsDisclosureAbstract">International Operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InternationalOperationsDisclosureAbstract" xlink:to="label_InternationalOperationsDisclosureAbstract" xlink:title="label: InternationalOperationsDisclosureAbstract to label_InternationalOperationsDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" xlink:label="FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" xlink:title="FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" xml:lang="en-US" id="label_FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract">Financial Instruments with Off-Statement of Condition Risk and Concentrations of Credit Risk</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" xlink:to="label_FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" xlink:title="label: FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract to label_FinancialInstrumentsWithOffStatementOfConditionRiskAndConcentrationsOfCreditRiskDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FinancialInformationStatementsOfConditionDisclosureAbstract" xlink:label="FinancialInformationStatementsOfConditionDisclosureAbstract" xlink:title="FinancialInformationStatementsOfConditionDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_FinancialInformationStatementsOfConditionDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancialInformationStatementsOfConditionDisclosureAbstract" xml:lang="en-US" id="label_FinancialInformationStatementsOfConditionDisclosureAbstract">International Bancshares Corporation (Parent Company Only) Financial Information Statements of Condition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialInformationStatementsOfConditionDisclosureAbstract" xlink:to="label_FinancialInformationStatementsOfConditionDisclosureAbstract" xlink:title="label: FinancialInformationStatementsOfConditionDisclosureAbstract to label_FinancialInformationStatementsOfConditionDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FinancialInformationStatementsOfIncomeDisclosureAbstract" xlink:label="FinancialInformationStatementsOfIncomeDisclosureAbstract" xlink:title="FinancialInformationStatementsOfIncomeDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_FinancialInformationStatementsOfIncomeDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancialInformationStatementsOfIncomeDisclosureAbstract" xml:lang="en-US" id="label_FinancialInformationStatementsOfIncomeDisclosureAbstract">International Bancshares Corporation (Parent Company Only) Financial Information Statements of Income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialInformationStatementsOfIncomeDisclosureAbstract" xlink:to="label_FinancialInformationStatementsOfIncomeDisclosureAbstract" xlink:title="label: FinancialInformationStatementsOfIncomeDisclosureAbstract to label_FinancialInformationStatementsOfIncomeDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FinancialInformationStatementsOfCashFlowsDisclosureAbstract" xlink:label="FinancialInformationStatementsOfCashFlowsDisclosureAbstract" xlink:title="FinancialInformationStatementsOfCashFlowsDisclosureAbstract" />
    <label xlink:type="resource" xlink:label="label_FinancialInformationStatementsOfCashFlowsDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancialInformationStatementsOfCashFlowsDisclosureAbstract" xml:lang="en-US" id="label_FinancialInformationStatementsOfCashFlowsDisclosureAbstract">International Bancshares Corporation (Parent Company Only) Financial Information Statements of Cash Flows</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialInformationStatementsOfCashFlowsDisclosureAbstract" xlink:to="label_FinancialInformationStatementsOfCashFlowsDisclosureAbstract" xlink:title="label: FinancialInformationStatementsOfCashFlowsDisclosureAbstract to label_FinancialInformationStatementsOfCashFlowsDisclosureAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_InvestmentSecuritiesSoldNotYetSettled" xlink:label="InvestmentSecuritiesSoldNotYetSettled" xlink:title="InvestmentSecuritiesSoldNotYetSettled" />
    <label xlink:type="resource" xlink:label="label_InvestmentSecuritiesSoldNotYetSettled" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvestmentSecuritiesSoldNotYetSettled" xml:lang="en-US" id="label_InvestmentSecuritiesSoldNotYetSettled">Investment Securities Sold, Not yet Settled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentSecuritiesSoldNotYetSettled" xlink:to="label_InvestmentSecuritiesSoldNotYetSettled" xlink:title="label: InvestmentSecuritiesSoldNotYetSettled to label_InvestmentSecuritiesSoldNotYetSettled" />
    <label xlink:type="resource" xlink:label="label_InvestmentSecuritiesSoldNotYetSettled_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InvestmentSecuritiesSoldNotYetSettled" xml:lang="en-US" id="label_InvestmentSecuritiesSoldNotYetSettled_2">Sales of available-for-sale securities not yet settled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentSecuritiesSoldNotYetSettled" xlink:to="label_InvestmentSecuritiesSoldNotYetSettled_2" xlink:title="label: InvestmentSecuritiesSoldNotYetSettled to label_InvestmentSecuritiesSoldNotYetSettled" />
    <label xlink:type="resource" xlink:label="label_InvestmentSecuritiesSoldNotYetSettled_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InvestmentSecuritiesSoldNotYetSettled" xml:lang="en-US" id="label_InvestmentSecuritiesSoldNotYetSettled_3">Future cash inflow from sale of investment securities that have not been settled through a cash transaction yet.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentSecuritiesSoldNotYetSettled" xlink:to="label_InvestmentSecuritiesSoldNotYetSettled_3" xlink:title="label: InvestmentSecuritiesSoldNotYetSettled to label_InvestmentSecuritiesSoldNotYetSettled" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DividendsPreferredStockAccrued" xlink:label="DividendsPreferredStockAccrued" xlink:title="DividendsPreferredStockAccrued" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStockAccrued" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPreferredStockAccrued" xml:lang="en-US" id="label_DividendsPreferredStockAccrued">Dividends Preferred Stock Accrued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockAccrued" xlink:to="label_DividendsPreferredStockAccrued" xlink:title="label: DividendsPreferredStockAccrued to label_DividendsPreferredStockAccrued" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStockAccrued_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DividendsPreferredStockAccrued" xml:lang="en-US" id="label_DividendsPreferredStockAccrued_2">Accrued dividends, preferred shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockAccrued" xlink:to="label_DividendsPreferredStockAccrued_2" xlink:title="label: DividendsPreferredStockAccrued to label_DividendsPreferredStockAccrued" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStockAccrued_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DividendsPreferredStockAccrued" xml:lang="en-US" id="label_DividendsPreferredStockAccrued_3">This element represents amount of dividend accrued to preferred shareholders.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockAccrued" xlink:to="label_DividendsPreferredStockAccrued_3" xlink:title="label: DividendsPreferredStockAccrued to label_DividendsPreferredStockAccrued" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LitigationExpense" xlink:label="LitigationExpense" xlink:title="LitigationExpense" />
    <label xlink:type="resource" xlink:label="label_LitigationExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LitigationExpense" xml:lang="en-US" id="label_LitigationExpense">Litigation Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LitigationExpense" xlink:to="label_LitigationExpense" xlink:title="label: LitigationExpense to label_LitigationExpense" />
    <label xlink:type="resource" xlink:label="label_LitigationExpense_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LitigationExpense" xml:lang="en-US" id="label_LitigationExpense_2">Litigation expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LitigationExpense" xlink:to="label_LitigationExpense_2" xlink:title="label: LitigationExpense to label_LitigationExpense" />
    <label xlink:type="resource" xlink:label="label_LitigationExpense_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LitigationExpense" xml:lang="en-US" id="label_LitigationExpense_3">This element represents the expenses incurred by the entity which are directly related and attributable to settlement costs of litigation.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LitigationExpense" xlink:to="label_LitigationExpense_3" xlink:title="label: LitigationExpense to label_LitigationExpense" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_BasisOfPresentationTextBlock" xlink:label="BasisOfPresentationTextBlock" xlink:title="BasisOfPresentationTextBlock" />
    <label xlink:type="resource" xlink:label="label_BasisOfPresentationTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BasisOfPresentationTextBlock" xml:lang="en-US" id="label_BasisOfPresentationTextBlock">Basis of Presentation [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfPresentationTextBlock" xlink:to="label_BasisOfPresentationTextBlock" xlink:title="label: BasisOfPresentationTextBlock to label_BasisOfPresentationTextBlock" />
    <label xlink:type="resource" xlink:label="label_BasisOfPresentationTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BasisOfPresentationTextBlock" xml:lang="en-US" id="label_BasisOfPresentationTextBlock_2">Basis of Presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfPresentationTextBlock" xlink:to="label_BasisOfPresentationTextBlock_2" xlink:title="label: BasisOfPresentationTextBlock to label_BasisOfPresentationTextBlock" />
    <label xlink:type="resource" xlink:label="label_BasisOfPresentationTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_BasisOfPresentationTextBlock" xml:lang="en-US" id="label_BasisOfPresentationTextBlock_3">The combined disclosure of Organization, Consolidation and Presentation of Financial Statements; Significant Accounting Policies; and New Accounting Pronouncements. The Organization, Consolidation and Presentation disclosure contains the description of the organization, the consolidation policy, and the presentation of the financial statements. The Significant Accounting Policies disclosure contains the description of all significant accounting policies of the reporting entity. The New Accounting Pronouncements and Changes in Accounting Principles Disclosure represents disclosure of any changes in an accounting principle, including a change from one generally accepted accounting principle to another generally accepted accounting principle when there are two or more generally accepted accounting principles that apply or when the accounting principle formerly used is no longer generally accepted. Also discloses any change in the method of applying an accounting principle, or any change in an accounting principle required by a new pronouncement in the unusual instance that a new pronouncement does not include specific transition provisions.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfPresentationTextBlock" xlink:to="label_BasisOfPresentationTextBlock_3" xlink:title="label: BasisOfPresentationTextBlock to label_BasisOfPresentationTextBlock" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xlink:label="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xlink:title="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" />
    <label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xml:lang="en-US" id="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment">Other Comprehensive Income Unrealized Holding Gain (Loss) on Securities Arising During, Net of Reclassification Adjustment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xlink:to="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xlink:title="label: OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment to label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" />
    <label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xml:lang="en-US" id="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment_2">Net change in unrealized gains and losses on available for sale securities, net of reclassification adjustments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xlink:to="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment_2" xlink:title="label: OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment to label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" />
    <label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment" xml:lang="en-US" id="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringNetOfReclassificationAdjustment_3">This element represents the net change in unrealized gains and losses on available for sale securities, net of reclassification adjustment.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_InterestExpenseSavingsAndDemandDepositAccounts" xlink:label="InterestExpenseSavingsAndDemandDepositAccounts" xlink:title="InterestExpenseSavingsAndDemandDepositAccounts" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseSavingsAndDemandDepositAccounts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseSavingsAndDemandDepositAccounts" xml:lang="en-US" id="label_InterestExpenseSavingsAndDemandDepositAccounts">Savings and interest bearing demand deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseSavingsAndDemandDepositAccounts" xlink:to="label_InterestExpenseSavingsAndDemandDepositAccounts" xlink:title="label: InterestExpenseSavingsAndDemandDepositAccounts to label_InterestExpenseSavingsAndDemandDepositAccounts" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseSavingsAndDemandDepositAccounts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseSavingsAndDemandDepositAccounts" xml:lang="en-US" id="label_InterestExpenseSavingsAndDemandDepositAccounts_2">Interest Expense Savings and Demand Deposit Accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseSavingsAndDemandDepositAccounts" xlink:to="label_InterestExpenseSavingsAndDemandDepositAccounts_2" xlink:title="label: InterestExpenseSavingsAndDemandDepositAccounts to label_InterestExpenseSavingsAndDemandDepositAccounts" />
    <label xlink:type="resource" xlink:label="label_InterestExpenseSavingsAndDemandDepositAccounts_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InterestExpenseSavingsAndDemandDepositAccounts" xml:lang="en-US" id="label_InterestExpenseSavingsAndDemandDepositAccounts_3">This element represents the Interest expense incurred on all savings and demand deposit accounts.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_NumberOfActiveOperatingSubsidiaries" xlink:label="NumberOfActiveOperatingSubsidiaries" xlink:title="NumberOfActiveOperatingSubsidiaries" />
    <label xlink:type="resource" xlink:label="label_NumberOfActiveOperatingSubsidiaries" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfActiveOperatingSubsidiaries" xml:lang="en-US" id="label_NumberOfActiveOperatingSubsidiaries">Number of Active Operating Subsidiaries</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfActiveOperatingSubsidiaries" xlink:to="label_NumberOfActiveOperatingSubsidiaries" xlink:title="label: NumberOfActiveOperatingSubsidiaries to label_NumberOfActiveOperatingSubsidiaries" />
    <label xlink:type="resource" xlink:label="label_NumberOfActiveOperatingSubsidiaries_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfActiveOperatingSubsidiaries" xml:lang="en-US" id="label_NumberOfActiveOperatingSubsidiaries_2">Number of active operating bank subsidiaries</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfActiveOperatingSubsidiaries" xlink:to="label_NumberOfActiveOperatingSubsidiaries_2" xlink:title="label: NumberOfActiveOperatingSubsidiaries to label_NumberOfActiveOperatingSubsidiaries" />
    <label xlink:type="resource" xlink:label="label_NumberOfActiveOperatingSubsidiaries_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfActiveOperatingSubsidiaries" xml:lang="en-US" id="label_NumberOfActiveOperatingSubsidiaries_3">Represents the number of active operating subsidiaries of the entity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfActiveOperatingSubsidiaries" xlink:to="label_NumberOfActiveOperatingSubsidiaries_3" xlink:title="label: NumberOfActiveOperatingSubsidiaries to label_NumberOfActiveOperatingSubsidiaries" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_IncentiveStockOptionsTo10PercentShareholdersMember" xlink:label="IncentiveStockOptionsTo10PercentShareholdersMember" xlink:title="IncentiveStockOptionsTo10PercentShareholdersMember" />
    <label xlink:type="resource" xlink:label="label_IncentiveStockOptionsTo10PercentShareholdersMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncentiveStockOptionsTo10PercentShareholdersMember" xml:lang="en-US" id="label_IncentiveStockOptionsTo10PercentShareholdersMember">Incentive stock options granted to 10% shareholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveStockOptionsTo10PercentShareholdersMember" xlink:to="label_IncentiveStockOptionsTo10PercentShareholdersMember" xlink:title="label: IncentiveStockOptionsTo10PercentShareholdersMember to label_IncentiveStockOptionsTo10PercentShareholdersMember" />
    <label xlink:type="resource" xlink:label="label_IncentiveStockOptionsTo10PercentShareholdersMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncentiveStockOptionsTo10PercentShareholdersMember" xml:lang="en-US" id="label_IncentiveStockOptionsTo10PercentShareholdersMember_2">Common stock awarded by the entity to 10% shareholders as a form of an incentive compensation under the incentive stock option plan.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveStockOptionsTo10PercentShareholdersMember" xlink:to="label_IncentiveStockOptionsTo10PercentShareholdersMember_2" xlink:title="label: IncentiveStockOptionsTo10PercentShareholdersMember to label_IncentiveStockOptionsTo10PercentShareholdersMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Increase (Decrease) Available for Grant</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant_2">Increase (decrease) in the number of shares available for stock option grants.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant_3">Increase in the number of shares available for stock option grants under the 2005 plan (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant_3" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIncreaseDecreaseAvailableForGrant" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract">Share-based Compensation Arrangement by Share-based Payment Award, Options Reductions from Outstanding [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingAbstract_2">Less:</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract">Share-based Compensation Arrangement by Share-based Payment Award, Options Reductions from Outstanding Weighted Average Exercise Price [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsReductionsFromOutstandingWeightedAverageExercisePriceAbstract_2">Less:</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract">Share-based Compensation Arrangement by Share-based Payment Award, Options Weighted Average Remaining Contractual Term Disclosures [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract_2">Stock options, weighted average remaining contractual term (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermDisclosuresAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract">Share-based Compensation Arrangement by Share-based Payment Award, Options Aggregate Intrinsic Value Disclosures [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueDisclosuresAbstract_2">Stock options, aggregate intrinsic value</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xlink:label="PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xlink:title="PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" />
    <label xlink:type="resource" xlink:label="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xml:lang="en-US" id="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease">Percentage of Advances from Federal Home Loan Banks Increase (Decrease)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xlink:to="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xlink:title="label: PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease to label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" />
    <label xlink:type="resource" xlink:label="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xml:lang="en-US" id="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease_2">Percentage of decrease in other borrowed funds (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xlink:to="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease_2" xlink:title="label: PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease to label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" />
    <label xlink:type="resource" xlink:label="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease" xml:lang="en-US" id="label_PercentageOfAdvancesFromFederalHomeLoanBanksIncreaseDecrease_3">Represents the percentage change in other borrowed funds. Borrowed funds primarily consist of short and long term borrowings from the Federal Home Loan Bank.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xlink:label="NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xlink:title="NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" />
    <label xlink:type="resource" xlink:label="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xml:lang="en-US" id="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities">Number of Statutory Business Trusts Issuing Preferred Securities</label>
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    <label xlink:type="resource" xlink:label="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xml:lang="en-US" id="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities_2">Number of statutory business trusts formed for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xlink:to="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities_2" xlink:title="label: NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities to label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" />
    <label xlink:type="resource" xlink:label="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xml:lang="en-US" id="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities_3">Number of statutory business trusts issuing trust preferred securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" xlink:to="label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities_3" xlink:title="label: NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities to label_NumberOfStatutoryBusinessTrustsIssuingPreferredSecurities" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" xlink:label="MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" xlink:title="MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" />
    <label xlink:type="resource" xlink:label="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" xml:lang="en-US" id="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI">Maximum Number of Consecutive Semi Annual Periods Available for Deferral of Payment of Interest on Trust I</label>
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    <label xlink:type="resource" xlink:label="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" xml:lang="en-US" id="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI_2">Maximum number of consecutive semi-annual period available for deferral of interest payment</label>
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    <label xlink:type="resource" xlink:label="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI" xml:lang="en-US" id="label_MaximumNumberOfConsecutiveSemiAnnualPeriodsAvailableForDeferralOfPaymentOfInterestOnTrustI_3">Represents the maximum number of consecutive semi-annual periods available to the entity for deferring the payment of interest on Trust I.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xlink:label="MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xlink:title="MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" />
    <label xlink:type="resource" xlink:label="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xml:lang="en-US" id="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI">Maximum Number of Consecutive Quarterly Periods Available for Deferral of Payment of Interest on Other than Trust I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xlink:to="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xlink:title="label: MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI to label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" />
    <label xlink:type="resource" xlink:label="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xml:lang="en-US" id="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI_2">Maximum number of consecutive quarterly period available for deferral of interest payment on Trusts VI, VII, VIII, IX, X, XI and XII</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xlink:to="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI_2" xlink:title="label: MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI to label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" />
    <label xlink:type="resource" xlink:label="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI" xml:lang="en-US" id="label_MaximumNumberOfConsecutiveQuarterlyPeriodsAvailableForDeferralOfPaymentOfInterestOnOtherThanTrustI_3">Represents the maximum number of consecutive quarterly periods available to the entity for deferring the payment of interest on Trusts VI, VII, VIII, IX, X, XI and XII.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:label="MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:title="MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" />
    <label xlink:type="resource" xlink:label="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xml:lang="en-US" id="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital">Maximum Percentage of Capital Securities Issued by Trust Qualifying as Tier One Capital</label>
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    <label xlink:type="resource" xlink:label="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xml:lang="en-US" id="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_2">Percentage of capital securities issued by trust qualifying as Tier I capital, maximum (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:to="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_2" xlink:title="label: MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital to label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" />
    <label xlink:type="resource" xlink:label="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xml:lang="en-US" id="label_MaximumPercentageOfCapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_3">Represents the maximum percentage of capital securities issued by the trust qualifying as Tier I capital on an aggregate basis.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:label="CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:title="CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" />
    <label xlink:type="resource" xlink:label="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xml:lang="en-US" id="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital">Capital Securities Issued by Trust, Qualifying as Tier One Capital</label>
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    <label xlink:type="resource" xlink:label="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xml:lang="en-US" id="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_2">Capital securities issued by the trust, qualifying as Tier I capital</label>
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    <label xlink:type="resource" xlink:label="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital" xml:lang="en-US" id="label_CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital_3">Represents capital securities issued by trust that is qualified as Tier I capital as on the reporting date.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:label="LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:title="LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" />
    <label xlink:type="resource" xlink:label="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xml:lang="en-US" id="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule">Length of Transition Period under Federal Reserve Board Final Rule</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:to="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:title="label: LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule to label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" />
    <label xlink:type="resource" xlink:label="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xml:lang="en-US" id="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule_2">Length of transition period under final rule of Federal Reserve Board (in years)</label>
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    <label xlink:type="resource" xlink:label="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule" xml:lang="en-US" id="label_LengthOfTransitionPeriodUnderFederalReserveBoardFinalRule_3">The length of the transition period under final rule of Federal Reserve Board limiting the 25% Tier I capital to trust preferred securities and certain other elements.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" xlink:label="MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" xlink:title="MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" />
    <label xlink:type="resource" xlink:label="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" xml:lang="en-US" id="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital">Maximum Percentage of Trust, Preferred Securities and Other Capital Elements to Tier One Capital</label>
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    <label xlink:type="resource" xlink:label="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" xml:lang="en-US" id="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital_2">Percentage of trust preferred securities and certain other capital elements to Tier 1 capital, maximum (as a percent)</label>
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    <label xlink:type="resource" xlink:label="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital" xml:lang="en-US" id="label_MaximumPercentageOfTrustPreferredSecuritiesAndOtherCapitalElementsToTierOneCapital_3">Maximum percentage of the aggregate amount of trust preferred securities and certain other capital elements to Tier 1 capital elements, net of goodwill, less any associated deferred tax liability.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" xlink:label="PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" xlink:title="PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" />
    <label xlink:type="resource" xlink:label="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" xml:lang="en-US" id="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected">Percentage of Trust, Preferred Securities to Tier One Capital of Bank Holding Companies with Significant International Operations, Maximum Limit Expected</label>
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    <label xlink:type="resource" xlink:label="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" xml:lang="en-US" id="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected_2">Percentage of trust preferred securities to tier 1 capital for bank holding companies with significant international operations, maximum limit expected (as a percent)</label>
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    <label xlink:type="resource" xlink:label="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected" xml:lang="en-US" id="label_PercentageOfTrustPreferredSecuritiesToTierOneCapitalOfBankHoldingCompaniesWithSignificantInternationalOperationsMaximumLimitExpected_3">For bank holding companies with significant international operations, the expected maximum percentage of trust preferred securities to tier I capital.</label>
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MaximumPercentageOfConvertiblePreferredSecuritiesToTierOneCapitalElementsOfBankHoldingCompaniesWithSignificantInternationalOperations" xlink:label="MaximumPercentageOfConvertiblePreferredSecuritiesToTierOneCapitalElementsOfBankHoldingCompaniesWithSignificantInternationalOperations" xlink:title="MaximumPercentageOfConvertiblePreferredSecuritiesToTierOneCapitalElementsOfBankHoldingCompaniesWithSignificantInternationalOperations" />
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:label="ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:title="ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" />
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    <label xlink:type="resource" xlink:label="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" xml:lang="en-US" id="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule_2">Extended transition period under the final rule of the Federal Reserve Board (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:to="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule_2" xlink:title="label: ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule to label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" />
    <label xlink:type="resource" xlink:label="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" xml:lang="en-US" id="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule_3">The number of years specified as the extended transition period under the final rule of the Federal Reserve Board.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" xlink:to="label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule_3" xlink:title="label: ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule to label_ExtendedTransitionPeriodUnderFederalReserveBoardFinalRule" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:label="MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:title="MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" />
    <label xlink:type="resource" xlink:label="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xml:lang="en-US" id="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment">Minimum Consolidated Assets for Application of Collins Amendment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:to="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:title="label: MinimumConsolidatedAssetsForApplicationOfCollinsAmendment to label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" />
    <label xlink:type="resource" xlink:label="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xml:lang="en-US" id="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment_2">Consolidated assets required for the application of Collins amendment, minimum</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:to="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment_2" xlink:title="label: MinimumConsolidatedAssetsForApplicationOfCollinsAmendment to label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" />
    <label xlink:type="resource" xlink:label="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xml:lang="en-US" id="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment_3">Minimum amounts of consolidated assets required for the application of Collins amendment as per Dodd-Frank Wall Street Reform and Consumer Protection Act.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" xlink:to="label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment_3" xlink:title="label: MinimumConsolidatedAssetsForApplicationOfCollinsAmendment to label_MinimumConsolidatedAssetsForApplicationOfCollinsAmendment" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_IntangibleAssetsAndGoodwill" xlink:label="IntangibleAssetsAndGoodwill" xlink:title="IntangibleAssetsAndGoodwill" />
    <label xlink:type="resource" xlink:label="label_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsAndGoodwill" xml:lang="en-US" id="label_IntangibleAssetsAndGoodwill">Intangible Assets and Goodwill</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsAndGoodwill" xlink:to="label_IntangibleAssetsAndGoodwill" xlink:title="label: IntangibleAssetsAndGoodwill to label_IntangibleAssetsAndGoodwill" />
    <label xlink:type="resource" xlink:label="label_IntangibleAssetsAndGoodwill_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IntangibleAssetsAndGoodwill" xml:lang="en-US" id="label_IntangibleAssetsAndGoodwill_2">The aggregate amount of identified intangible assets and goodwill recorded in connection with acquisitions made by the entity, are deducted from the sum of core capital elements while determining capital ratios of the entity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsAndGoodwill" xlink:to="label_IntangibleAssetsAndGoodwill_2" xlink:title="label: IntangibleAssetsAndGoodwill to label_IntangibleAssetsAndGoodwill" />
    <label xlink:type="resource" xlink:label="label_IntangibleAssetsAndGoodwill_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IntangibleAssetsAndGoodwill" xml:lang="en-US" id="label_IntangibleAssetsAndGoodwill_3">Identified intangibles and goodwill</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsAndGoodwill" xlink:to="label_IntangibleAssetsAndGoodwill_3" xlink:title="label: IntangibleAssetsAndGoodwill to label_IntangibleAssetsAndGoodwill" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xlink:label="NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xlink:title="NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" />
    <label xlink:type="resource" xlink:label="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xml:lang="en-US" id="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember">Notice of FPAA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xlink:to="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xlink:title="label: NoticeOfFinalPartnershipAdministrativeAdjustmentsMember to label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" />
    <label xlink:type="resource" xlink:label="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xml:lang="en-US" id="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember_2">The issuance of the notice of Final Partnership Administrative Adjustments by Internal Revenue Service against the entity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" xlink:to="label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember_2" xlink:title="label: NoticeOfFinalPartnershipAdministrativeAdjustmentsMember to label_NoticeOfFinalPartnershipAdministrativeAdjustmentsMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xlink:label="ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xlink:title="ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" />
    <label xlink:type="resource" xlink:label="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xml:lang="en-US" id="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember">Claims by former controlling shareholders of LFIN</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xlink:to="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xlink:title="label: ClaimsByFormerControllingShareholdersOfAcquiredEntityMember to label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" />
    <label xlink:type="resource" xlink:label="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xml:lang="en-US" id="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember_2">The litigation involving claims by former controlling shareholders of LFIN of tax refunds received by the entity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" xlink:to="label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember_2" xlink:title="label: ClaimsByFormerControllingShareholdersOfAcquiredEntityMember to label_ClaimsByFormerControllingShareholdersOfAcquiredEntityMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ClassOfActionLawsuitsMember" xlink:label="ClassOfActionLawsuitsMember" xlink:title="ClassOfActionLawsuitsMember" />
    <label xlink:type="resource" xlink:label="label_ClassOfActionLawsuitsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfActionLawsuitsMember" xml:lang="en-US" id="label_ClassOfActionLawsuitsMember">Purported class-action lawsuits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfActionLawsuitsMember" xlink:to="label_ClassOfActionLawsuitsMember" xlink:title="label: ClassOfActionLawsuitsMember to label_ClassOfActionLawsuitsMember" />
    <label xlink:type="resource" xlink:label="label_ClassOfActionLawsuitsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ClassOfActionLawsuitsMember" xml:lang="en-US" id="label_ClassOfActionLawsuitsMember_2">The lawsuits relating to the assessment and collection of overdraft fees on ATM and debit transactions and the entity's policies related to posting order.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfActionLawsuitsMember" xlink:to="label_ClassOfActionLawsuitsMember_2" xlink:title="label: ClassOfActionLawsuitsMember to label_ClassOfActionLawsuitsMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LossContingencyByGeographicRegionAxis" xlink:label="LossContingencyByGeographicRegionAxis" xlink:title="LossContingencyByGeographicRegionAxis" />
    <label xlink:type="resource" xlink:label="label_LossContingencyByGeographicRegionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyByGeographicRegionAxis" xml:lang="en-US" id="label_LossContingencyByGeographicRegionAxis">Loss Contingency by Geographic Region [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyByGeographicRegionAxis" xlink:to="label_LossContingencyByGeographicRegionAxis" xlink:title="label: LossContingencyByGeographicRegionAxis to label_LossContingencyByGeographicRegionAxis" />
    <label xlink:type="resource" xlink:label="label_LossContingencyByGeographicRegionAxis_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyByGeographicRegionAxis" xml:lang="en-US" id="label_LossContingencyByGeographicRegionAxis_2">The loss contingency by geographic region.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyByGeographicRegionAxis" xlink:to="label_LossContingencyByGeographicRegionAxis_2" xlink:title="label: LossContingencyByGeographicRegionAxis to label_LossContingencyByGeographicRegionAxis" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LossContingencyGeographicRegionDomain" xlink:label="LossContingencyGeographicRegionDomain" xlink:title="LossContingencyGeographicRegionDomain" />
    <label xlink:type="resource" xlink:label="label_LossContingencyGeographicRegionDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyGeographicRegionDomain" xml:lang="en-US" id="label_LossContingencyGeographicRegionDomain">Loss Contingency Geographic Region [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyGeographicRegionDomain" xlink:to="label_LossContingencyGeographicRegionDomain" xlink:title="label: LossContingencyGeographicRegionDomain to label_LossContingencyGeographicRegionDomain" />
    <label xlink:type="resource" xlink:label="label_LossContingencyGeographicRegionDomain_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyGeographicRegionDomain" xml:lang="en-US" id="label_LossContingencyGeographicRegionDomain_2">The geographic region related to loss contingencies.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyGeographicRegionDomain" xlink:to="label_LossContingencyGeographicRegionDomain_2" xlink:title="label: LossContingencyGeographicRegionDomain to label_LossContingencyGeographicRegionDomain" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_SouthernDistrictOfTexasMember" xlink:label="SouthernDistrictOfTexasMember" xlink:title="SouthernDistrictOfTexasMember" />
    <label xlink:type="resource" xlink:label="label_SouthernDistrictOfTexasMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SouthernDistrictOfTexasMember" xml:lang="en-US" id="label_SouthernDistrictOfTexasMember">Southern district of Texas</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthernDistrictOfTexasMember" xlink:to="label_SouthernDistrictOfTexasMember" xlink:title="label: SouthernDistrictOfTexasMember to label_SouthernDistrictOfTexasMember" />
    <label xlink:type="resource" xlink:label="label_SouthernDistrictOfTexasMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SouthernDistrictOfTexasMember" xml:lang="en-US" id="label_SouthernDistrictOfTexasMember_2">The geographic location of southern district of Texas.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthernDistrictOfTexasMember" xlink:to="label_SouthernDistrictOfTexasMember_2" xlink:title="label: SouthernDistrictOfTexasMember to label_SouthernDistrictOfTexasMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_SouthernDistrictOfFloridaMember" xlink:label="SouthernDistrictOfFloridaMember" xlink:title="SouthernDistrictOfFloridaMember" />
    <label xlink:type="resource" xlink:label="label_SouthernDistrictOfFloridaMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SouthernDistrictOfFloridaMember" xml:lang="en-US" id="label_SouthernDistrictOfFloridaMember">Southern district of Florida</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthernDistrictOfFloridaMember" xlink:to="label_SouthernDistrictOfFloridaMember" xlink:title="label: SouthernDistrictOfFloridaMember to label_SouthernDistrictOfFloridaMember" />
    <label xlink:type="resource" xlink:label="label_SouthernDistrictOfFloridaMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SouthernDistrictOfFloridaMember" xml:lang="en-US" id="label_SouthernDistrictOfFloridaMember_2">The geographic location of southern district of Florida.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthernDistrictOfFloridaMember" xlink:to="label_SouthernDistrictOfFloridaMember_2" xlink:title="label: SouthernDistrictOfFloridaMember to label_SouthernDistrictOfFloridaMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_NumberOfPartnershipsNoticeOfFPAAIssued" xlink:label="NumberOfPartnershipsNoticeOfFPAAIssued" xlink:title="NumberOfPartnershipsNoticeOfFPAAIssued" />
    <label xlink:type="resource" xlink:label="label_NumberOfPartnershipsNoticeOfFPAAIssued" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfPartnershipsNoticeOfFPAAIssued" xml:lang="en-US" id="label_NumberOfPartnershipsNoticeOfFPAAIssued">Number of Partnerships Notice of FPAA Issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPartnershipsNoticeOfFPAAIssued" xlink:to="label_NumberOfPartnershipsNoticeOfFPAAIssued" xlink:title="label: NumberOfPartnershipsNoticeOfFPAAIssued to label_NumberOfPartnershipsNoticeOfFPAAIssued" />
    <label xlink:type="resource" xlink:label="label_NumberOfPartnershipsNoticeOfFPAAIssued_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfPartnershipsNoticeOfFPAAIssued" xml:lang="en-US" id="label_NumberOfPartnershipsNoticeOfFPAAIssued_2">Number of partnerships, notice of FPAA issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPartnershipsNoticeOfFPAAIssued" xlink:to="label_NumberOfPartnershipsNoticeOfFPAAIssued_2" xlink:title="label: NumberOfPartnershipsNoticeOfFPAAIssued to label_NumberOfPartnershipsNoticeOfFPAAIssued" />
    <label xlink:type="resource" xlink:label="label_NumberOfPartnershipsNoticeOfFPAAIssued_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfPartnershipsNoticeOfFPAAIssued" xml:lang="en-US" id="label_NumberOfPartnershipsNoticeOfFPAAIssued_3">Number of partnerships entered into by the entity's lead bank subsidiary for lease-financing transactions, for which notice of FPAA was issued by IRS.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPartnershipsNoticeOfFPAAIssued" xlink:to="label_NumberOfPartnershipsNoticeOfFPAAIssued_3" xlink:title="label: NumberOfPartnershipsNoticeOfFPAAIssued to label_NumberOfPartnershipsNoticeOfFPAAIssued" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PercentageOfOwnershipInPartnership" xlink:label="PercentageOfOwnershipInPartnership" xlink:title="PercentageOfOwnershipInPartnership" />
    <label xlink:type="resource" xlink:label="label_PercentageOfOwnershipInPartnership" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PercentageOfOwnershipInPartnership" xml:lang="en-US" id="label_PercentageOfOwnershipInPartnership">Percentage of Ownership in Partnership</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfOwnershipInPartnership" xlink:to="label_PercentageOfOwnershipInPartnership" xlink:title="label: PercentageOfOwnershipInPartnership to label_PercentageOfOwnershipInPartnership" />
    <label xlink:type="resource" xlink:label="label_PercentageOfOwnershipInPartnership_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PercentageOfOwnershipInPartnership" xml:lang="en-US" id="label_PercentageOfOwnershipInPartnership_2">Percentage of ownership interest in partnership held by lead bank subsidiary (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfOwnershipInPartnership" xlink:to="label_PercentageOfOwnershipInPartnership_2" xlink:title="label: PercentageOfOwnershipInPartnership to label_PercentageOfOwnershipInPartnership" />
    <label xlink:type="resource" xlink:label="label_PercentageOfOwnershipInPartnership_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PercentageOfOwnershipInPartnership" xml:lang="en-US" id="label_PercentageOfOwnershipInPartnership_3">Percentage of ownership held by lead bank subsidiary in the limited partnership.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfOwnershipInPartnership" xlink:to="label_PercentageOfOwnershipInPartnership_3" xlink:title="label: PercentageOfOwnershipInPartnership to label_PercentageOfOwnershipInPartnership" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LossContingencyPaymentOfDeposits" xlink:label="LossContingencyPaymentOfDeposits" xlink:title="LossContingencyPaymentOfDeposits" />
    <label xlink:type="resource" xlink:label="label_LossContingencyPaymentOfDeposits" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyPaymentOfDeposits" xml:lang="en-US" id="label_LossContingencyPaymentOfDeposits">Loss Contingency, Payment of Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPaymentOfDeposits" xlink:to="label_LossContingencyPaymentOfDeposits" xlink:title="label: LossContingencyPaymentOfDeposits to label_LossContingencyPaymentOfDeposits" />
    <label xlink:type="resource" xlink:label="label_LossContingencyPaymentOfDeposits_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyPaymentOfDeposits" xml:lang="en-US" id="label_LossContingencyPaymentOfDeposits_2">Deposits made against tax refund litigations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPaymentOfDeposits" xlink:to="label_LossContingencyPaymentOfDeposits_2" xlink:title="label: LossContingencyPaymentOfDeposits to label_LossContingencyPaymentOfDeposits" />
    <label xlink:type="resource" xlink:label="label_LossContingencyPaymentOfDeposits_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyPaymentOfDeposits" xml:lang="en-US" id="label_LossContingencyPaymentOfDeposits_3">Represents the amount deposited by the entity with respect to litigation against the claim of tax refund.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPaymentOfDeposits" xlink:to="label_LossContingencyPaymentOfDeposits_3" xlink:title="label: LossContingencyPaymentOfDeposits to label_LossContingencyPaymentOfDeposits" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:label="ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:title="ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock">Schedule of Junior Subordinated Borrowings [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:to="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:title="label: ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock to label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock_2">Junior subordinated deferrable interest debentures, major types of business trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:to="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock_2" xlink:title="label: ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock to label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock_3">Tabular disclosure of borrowings under junior subordinated debt agreements, including restrictive covenants, collateral, interest rates and due dates, amounts due by date and amount owed in total.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" xlink:to="label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock_3" xlink:title="label: ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock to label_ScheduleOfJuniorSubordinatedBorrowingsTableTextBlock" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustOneMember" xlink:label="TrustOneMember" xlink:title="TrustOneMember" />
    <label xlink:type="resource" xlink:label="label_TrustOneMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustOneMember" xml:lang="en-US" id="label_TrustOneMember">Trust I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustOneMember" xlink:to="label_TrustOneMember" xlink:title="label: TrustOneMember to label_TrustOneMember" />
    <label xlink:type="resource" xlink:label="label_TrustOneMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustOneMember" xml:lang="en-US" id="label_TrustOneMember_2">Trust I formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustOneMember" xlink:to="label_TrustOneMember_2" xlink:title="label: TrustOneMember to label_TrustOneMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustSixMember" xlink:label="TrustSixMember" xlink:title="TrustSixMember" />
    <label xlink:type="resource" xlink:label="label_TrustSixMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustSixMember" xml:lang="en-US" id="label_TrustSixMember">Trust VI</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustSixMember" xlink:to="label_TrustSixMember" xlink:title="label: TrustSixMember to label_TrustSixMember" />
    <label xlink:type="resource" xlink:label="label_TrustSixMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustSixMember" xml:lang="en-US" id="label_TrustSixMember_2">Trust VI formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustSixMember" xlink:to="label_TrustSixMember_2" xlink:title="label: TrustSixMember to label_TrustSixMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustSevenMember" xlink:label="TrustSevenMember" xlink:title="TrustSevenMember" />
    <label xlink:type="resource" xlink:label="label_TrustSevenMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustSevenMember" xml:lang="en-US" id="label_TrustSevenMember">Trust VII</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustSevenMember" xlink:to="label_TrustSevenMember" xlink:title="label: TrustSevenMember to label_TrustSevenMember" />
    <label xlink:type="resource" xlink:label="label_TrustSevenMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustSevenMember" xml:lang="en-US" id="label_TrustSevenMember_2">Trust VII formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustSevenMember" xlink:to="label_TrustSevenMember_2" xlink:title="label: TrustSevenMember to label_TrustSevenMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustEightMember" xlink:label="TrustEightMember" xlink:title="TrustEightMember" />
    <label xlink:type="resource" xlink:label="label_TrustEightMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustEightMember" xml:lang="en-US" id="label_TrustEightMember">Trust VIII</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustEightMember" xlink:to="label_TrustEightMember" xlink:title="label: TrustEightMember to label_TrustEightMember" />
    <label xlink:type="resource" xlink:label="label_TrustEightMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustEightMember" xml:lang="en-US" id="label_TrustEightMember_2">Trust VIII formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustEightMember" xlink:to="label_TrustEightMember_2" xlink:title="label: TrustEightMember to label_TrustEightMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustNineMember" xlink:label="TrustNineMember" xlink:title="TrustNineMember" />
    <label xlink:type="resource" xlink:label="label_TrustNineMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustNineMember" xml:lang="en-US" id="label_TrustNineMember">Trust IX</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustNineMember" xlink:to="label_TrustNineMember" xlink:title="label: TrustNineMember to label_TrustNineMember" />
    <label xlink:type="resource" xlink:label="label_TrustNineMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustNineMember" xml:lang="en-US" id="label_TrustNineMember_2">Trust IX formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustNineMember" xlink:to="label_TrustNineMember_2" xlink:title="label: TrustNineMember to label_TrustNineMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustTenMember" xlink:label="TrustTenMember" xlink:title="TrustTenMember" />
    <label xlink:type="resource" xlink:label="label_TrustTenMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustTenMember" xml:lang="en-US" id="label_TrustTenMember">Trust X</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustTenMember" xlink:to="label_TrustTenMember" xlink:title="label: TrustTenMember to label_TrustTenMember" />
    <label xlink:type="resource" xlink:label="label_TrustTenMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustTenMember" xml:lang="en-US" id="label_TrustTenMember_2">Trust X formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustTenMember" xlink:to="label_TrustTenMember_2" xlink:title="label: TrustTenMember to label_TrustTenMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustElevenMember" xlink:label="TrustElevenMember" xlink:title="TrustElevenMember" />
    <label xlink:type="resource" xlink:label="label_TrustElevenMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustElevenMember" xml:lang="en-US" id="label_TrustElevenMember">Trust XI</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustElevenMember" xlink:to="label_TrustElevenMember" xlink:title="label: TrustElevenMember to label_TrustElevenMember" />
    <label xlink:type="resource" xlink:label="label_TrustElevenMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustElevenMember" xml:lang="en-US" id="label_TrustElevenMember_2">Trust XI formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustElevenMember" xlink:to="label_TrustElevenMember_2" xlink:title="label: TrustElevenMember to label_TrustElevenMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TrustTwelveMember" xlink:label="TrustTwelveMember" xlink:title="TrustTwelveMember" />
    <label xlink:type="resource" xlink:label="label_TrustTwelveMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrustTwelveMember" xml:lang="en-US" id="label_TrustTwelveMember">Trust XII</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustTwelveMember" xlink:to="label_TrustTwelveMember" xlink:title="label: TrustTwelveMember to label_TrustTwelveMember" />
    <label xlink:type="resource" xlink:label="label_TrustTwelveMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrustTwelveMember" xml:lang="en-US" id="label_TrustTwelveMember_2">Trust XIII formed by the entity for the purpose of issuing trust preferred securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrustTwelveMember" xlink:to="label_TrustTwelveMember_2" xlink:title="label: TrustTwelveMember to label_TrustTwelveMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:label="InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:title="InitialPeriodOfAccrualOfInterestAtFixedRate" />
    <label xlink:type="resource" xlink:label="label_InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InitialPeriodOfAccrualOfInterestAtFixedRate" xml:lang="en-US" id="label_InitialPeriodOfAccrualOfInterestAtFixedRate">Initial Period of Accrual of Interest at Fixed Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:to="label_InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:title="label: InitialPeriodOfAccrualOfInterestAtFixedRate to label_InitialPeriodOfAccrualOfInterestAtFixedRate" />
    <label xlink:type="resource" xlink:label="label_InitialPeriodOfAccrualOfInterestAtFixedRate_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InitialPeriodOfAccrualOfInterestAtFixedRate" xml:lang="en-US" id="label_InitialPeriodOfAccrualOfInterestAtFixedRate_2">Initial period of accrual of interest at fixed rate (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:to="label_InitialPeriodOfAccrualOfInterestAtFixedRate_2" xlink:title="label: InitialPeriodOfAccrualOfInterestAtFixedRate to label_InitialPeriodOfAccrualOfInterestAtFixedRate" />
    <label xlink:type="resource" xlink:label="label_InitialPeriodOfAccrualOfInterestAtFixedRate_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InitialPeriodOfAccrualOfInterestAtFixedRate" xml:lang="en-US" id="label_InitialPeriodOfAccrualOfInterestAtFixedRate_3">Represents the period during which the business trust accrues interest at a fixed rate for debt instrument.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialPeriodOfAccrualOfInterestAtFixedRate" xlink:to="label_InitialPeriodOfAccrualOfInterestAtFixedRate_3" xlink:title="label: InitialPeriodOfAccrualOfInterestAtFixedRate to label_InitialPeriodOfAccrualOfInterestAtFixedRate" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PreferredStockLiquidationPreferenceValue" xlink:label="PreferredStockLiquidationPreferenceValue" xlink:title="PreferredStockLiquidationPreferenceValue" />
    <label xlink:type="resource" xlink:label="label_PreferredStockLiquidationPreferenceValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockLiquidationPreferenceValue" xml:lang="en-US" id="label_PreferredStockLiquidationPreferenceValue">Preferred Stock Liquidation, Preference Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockLiquidationPreferenceValue" xlink:to="label_PreferredStockLiquidationPreferenceValue" xlink:title="label: PreferredStockLiquidationPreferenceValue to label_PreferredStockLiquidationPreferenceValue" />
    <label xlink:type="resource" xlink:label="label_PreferredStockLiquidationPreferenceValue_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockLiquidationPreferenceValue" xml:lang="en-US" id="label_PreferredStockLiquidationPreferenceValue_2">Series A cumulative perpetual preferred shares, aggregate liquidation value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockLiquidationPreferenceValue" xlink:to="label_PreferredStockLiquidationPreferenceValue_2" xlink:title="label: PreferredStockLiquidationPreferenceValue to label_PreferredStockLiquidationPreferenceValue" />
    <label xlink:type="resource" xlink:label="label_PreferredStockLiquidationPreferenceValue_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PreferredStockLiquidationPreferenceValue" xml:lang="en-US" id="label_PreferredStockLiquidationPreferenceValue_3">The total liquidation value of all preferred stock shares (not per share) that have an involuntary liquidation considerably in excess of the par or stated value of the shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockLiquidationPreferenceValue" xlink:to="label_PreferredStockLiquidationPreferenceValue_3" xlink:title="label: PreferredStockLiquidationPreferenceValue to label_PreferredStockLiquidationPreferenceValue" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PreferredStockDividendRatePercentageForFirstFiveYears" xlink:label="PreferredStockDividendRatePercentageForFirstFiveYears" xlink:title="PreferredStockDividendRatePercentageForFirstFiveYears" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentageForFirstFiveYears" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockDividendRatePercentageForFirstFiveYears" xml:lang="en-US" id="label_PreferredStockDividendRatePercentageForFirstFiveYears">Preferred Stock, Dividend Rate Percentage for First Five Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentageForFirstFiveYears" xlink:to="label_PreferredStockDividendRatePercentageForFirstFiveYears" xlink:title="label: PreferredStockDividendRatePercentageForFirstFiveYears to label_PreferredStockDividendRatePercentageForFirstFiveYears" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentageForFirstFiveYears_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockDividendRatePercentageForFirstFiveYears" xml:lang="en-US" id="label_PreferredStockDividendRatePercentageForFirstFiveYears_2">Senior preferred stock, dividend rate for first five years (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentageForFirstFiveYears" xlink:to="label_PreferredStockDividendRatePercentageForFirstFiveYears_2" xlink:title="label: PreferredStockDividendRatePercentageForFirstFiveYears to label_PreferredStockDividendRatePercentageForFirstFiveYears" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentageForFirstFiveYears_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PreferredStockDividendRatePercentageForFirstFiveYears" xml:lang="en-US" id="label_PreferredStockDividendRatePercentageForFirstFiveYears_3">The percentage rate used to calculate dividend payments on the preferred stock for the first five years.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentageForFirstFiveYears" xlink:to="label_PreferredStockDividendRatePercentageForFirstFiveYears_3" xlink:title="label: PreferredStockDividendRatePercentageForFirstFiveYears to label_PreferredStockDividendRatePercentageForFirstFiveYears" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PreferredStockDividendRatePercentageThereafter" xlink:label="PreferredStockDividendRatePercentageThereafter" xlink:title="PreferredStockDividendRatePercentageThereafter" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentageThereafter" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockDividendRatePercentageThereafter" xml:lang="en-US" id="label_PreferredStockDividendRatePercentageThereafter">Preferred Stock, Dividend Rate Percentage, Thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentageThereafter" xlink:to="label_PreferredStockDividendRatePercentageThereafter" xlink:title="label: PreferredStockDividendRatePercentageThereafter to label_PreferredStockDividendRatePercentageThereafter" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentageThereafter_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockDividendRatePercentageThereafter" xml:lang="en-US" id="label_PreferredStockDividendRatePercentageThereafter_2">Senior preferred stock, dividend rate thereafter (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentageThereafter" xlink:to="label_PreferredStockDividendRatePercentageThereafter_2" xlink:title="label: PreferredStockDividendRatePercentageThereafter to label_PreferredStockDividendRatePercentageThereafter" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentageThereafter_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PreferredStockDividendRatePercentageThereafter" xml:lang="en-US" id="label_PreferredStockDividendRatePercentageThereafter_3">The percentage rate used to calculate dividend payments on the preferred stock after the first five years.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentageThereafter" xlink:to="label_PreferredStockDividendRatePercentageThereafter_3" xlink:title="label: PreferredStockDividendRatePercentageThereafter to label_PreferredStockDividendRatePercentageThereafter" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:label="AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:title="AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" />
    <label xlink:type="resource" xlink:label="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xml:lang="en-US" id="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants">Aggregate Common Stock Investment as Percentage of Senior Preferred Stock, Investment on Exercise of Warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:to="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:title="label: AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants to label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" />
    <label xlink:type="resource" xlink:label="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xml:lang="en-US" id="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants_2">Percentage of aggregate common stock investment on exercise of warrant to Senior Preferred Stock investment (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:to="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants_2" xlink:title="label: AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants to label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" />
    <label xlink:type="resource" xlink:label="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xml:lang="en-US" id="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants_3">The percentage of aggregate common stock investment on the exercise of warrant to the Senior Preferred Stock investment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" xlink:to="label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants_3" xlink:title="label: AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants to label_AggregateCommonStockInvestmentAsPercentageOfSeniorPreferredStockInvestmentOnExerciseOfWarrants" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ClassOfWarrantOrRightTerm" xlink:label="ClassOfWarrantOrRightTerm" xlink:title="ClassOfWarrantOrRightTerm" />
    <label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightTerm" xml:lang="en-US" id="label_ClassOfWarrantOrRightTerm">Class of Warrant or Right Term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightTerm" xlink:to="label_ClassOfWarrantOrRightTerm" xlink:title="label: ClassOfWarrantOrRightTerm to label_ClassOfWarrantOrRightTerm" />
    <label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightTerm_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightTerm" xml:lang="en-US" id="label_ClassOfWarrantOrRightTerm_2">Warrants, term (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightTerm" xlink:to="label_ClassOfWarrantOrRightTerm_2" xlink:title="label: ClassOfWarrantOrRightTerm to label_ClassOfWarrantOrRightTerm" />
    <label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightTerm_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ClassOfWarrantOrRightTerm" xml:lang="en-US" id="label_ClassOfWarrantOrRightTerm_3">Period representing the term of warrant.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightTerm" xlink:to="label_ClassOfWarrantOrRightTerm_3" xlink:title="label: ClassOfWarrantOrRightTerm to label_ClassOfWarrantOrRightTerm" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DividendsPreferredStockFuturePayment" xlink:label="DividendsPreferredStockFuturePayment" xlink:title="DividendsPreferredStockFuturePayment" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStockFuturePayment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPreferredStockFuturePayment" xml:lang="en-US" id="label_DividendsPreferredStockFuturePayment">Dividends Preferred Stock, Future Payment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockFuturePayment" xlink:to="label_DividendsPreferredStockFuturePayment" xlink:title="label: DividendsPreferredStockFuturePayment to label_DividendsPreferredStockFuturePayment" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStockFuturePayment_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DividendsPreferredStockFuturePayment" xml:lang="en-US" id="label_DividendsPreferredStockFuturePayment_2">Senior preferred stock, future payment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockFuturePayment" xlink:to="label_DividendsPreferredStockFuturePayment_2" xlink:title="label: DividendsPreferredStockFuturePayment to label_DividendsPreferredStockFuturePayment" />
    <label xlink:type="resource" xlink:label="label_DividendsPreferredStockFuturePayment_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DividendsPreferredStockFuturePayment" xml:lang="en-US" id="label_DividendsPreferredStockFuturePayment_3">The aggregate amount of dividends to be paid on a specified date in the future on the preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockFuturePayment" xlink:to="label_DividendsPreferredStockFuturePayment_3" xlink:title="label: DividendsPreferredStockFuturePayment to label_DividendsPreferredStockFuturePayment" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PreferredStockFairValueStandAloneBasis" xlink:label="PreferredStockFairValueStandAloneBasis" xlink:title="PreferredStockFairValueStandAloneBasis" />
    <label xlink:type="resource" xlink:label="label_PreferredStockFairValueStandAloneBasis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockFairValueStandAloneBasis" xml:lang="en-US" id="label_PreferredStockFairValueStandAloneBasis">Preferred Stock, Fair Value, Stand-alone Basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockFairValueStandAloneBasis" xlink:to="label_PreferredStockFairValueStandAloneBasis" xlink:title="label: PreferredStockFairValueStandAloneBasis to label_PreferredStockFairValueStandAloneBasis" />
    <label xlink:type="resource" xlink:label="label_PreferredStockFairValueStandAloneBasis_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockFairValueStandAloneBasis" xml:lang="en-US" id="label_PreferredStockFairValueStandAloneBasis_2">Series A cumulative perpetual preferred shares, fair value as if issued on a stand-alone basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockFairValueStandAloneBasis" xlink:to="label_PreferredStockFairValueStandAloneBasis_2" xlink:title="label: PreferredStockFairValueStandAloneBasis to label_PreferredStockFairValueStandAloneBasis" />
    <label xlink:type="resource" xlink:label="label_PreferredStockFairValueStandAloneBasis_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PreferredStockFairValueStandAloneBasis" xml:lang="en-US" id="label_PreferredStockFairValueStandAloneBasis_3">The estimated fair value of preferred stock as if issued on a stand-alone basis.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockFairValueStandAloneBasis" xlink:to="label_PreferredStockFairValueStandAloneBasis_3" xlink:title="label: PreferredStockFairValueStandAloneBasis to label_PreferredStockFairValueStandAloneBasis" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_WarrantsFairValueStandAloneBasis" xlink:label="WarrantsFairValueStandAloneBasis" xlink:title="WarrantsFairValueStandAloneBasis" />
    <label xlink:type="resource" xlink:label="label_WarrantsFairValueStandAloneBasis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsFairValueStandAloneBasis" xml:lang="en-US" id="label_WarrantsFairValueStandAloneBasis">Warrants, Fair Value, Stand alone Basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsFairValueStandAloneBasis" xlink:to="label_WarrantsFairValueStandAloneBasis" xlink:title="label: WarrantsFairValueStandAloneBasis to label_WarrantsFairValueStandAloneBasis" />
    <label xlink:type="resource" xlink:label="label_WarrantsFairValueStandAloneBasis_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsFairValueStandAloneBasis" xml:lang="en-US" id="label_WarrantsFairValueStandAloneBasis_2">Warrants, fair value as if issued on a stand-alone basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsFairValueStandAloneBasis" xlink:to="label_WarrantsFairValueStandAloneBasis_2" xlink:title="label: WarrantsFairValueStandAloneBasis to label_WarrantsFairValueStandAloneBasis" />
    <label xlink:type="resource" xlink:label="label_WarrantsFairValueStandAloneBasis_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WarrantsFairValueStandAloneBasis" xml:lang="en-US" id="label_WarrantsFairValueStandAloneBasis_3">The estimated fair value of warrants as if issued on a stand-alone basis.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsFairValueStandAloneBasis" xlink:to="label_WarrantsFairValueStandAloneBasis_3" xlink:title="label: WarrantsFairValueStandAloneBasis to label_WarrantsFairValueStandAloneBasis" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:label="PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:title="PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" />
    <label xlink:type="resource" xlink:label="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xml:lang="en-US" id="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue">Period of Amortization of Preferred Stock, Discount on Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:to="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:title="label: PeriodOfAmortizationOfPreferredStockDiscountOnFairValue to label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" />
    <label xlink:type="resource" xlink:label="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xml:lang="en-US" id="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue_2">Period of amortization of discount on preferred shares (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:to="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue_2" xlink:title="label: PeriodOfAmortizationOfPreferredStockDiscountOnFairValue to label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" />
    <label xlink:type="resource" xlink:label="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xml:lang="en-US" id="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue_3">Period related to the amortization of discount on preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" xlink:to="label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue_3" xlink:title="label: PeriodOfAmortizationOfPreferredStockDiscountOnFairValue to label_PeriodOfAmortizationOfPreferredStockDiscountOnFairValue" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AmortizationOfPreferredStockDiscountOnFairValue" xlink:label="AmortizationOfPreferredStockDiscountOnFairValue" xlink:title="AmortizationOfPreferredStockDiscountOnFairValue" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfPreferredStockDiscountOnFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfPreferredStockDiscountOnFairValue" xml:lang="en-US" id="label_AmortizationOfPreferredStockDiscountOnFairValue">Amortization of Preferred Stock, Discount on Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfPreferredStockDiscountOnFairValue" xlink:to="label_AmortizationOfPreferredStockDiscountOnFairValue" xlink:title="label: AmortizationOfPreferredStockDiscountOnFairValue to label_AmortizationOfPreferredStockDiscountOnFairValue" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfPreferredStockDiscountOnFairValue_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfPreferredStockDiscountOnFairValue" xml:lang="en-US" id="label_AmortizationOfPreferredStockDiscountOnFairValue_2">Amortization of discount on series A cumulative perpetual preferred shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfPreferredStockDiscountOnFairValue" xlink:to="label_AmortizationOfPreferredStockDiscountOnFairValue_2" xlink:title="label: AmortizationOfPreferredStockDiscountOnFairValue to label_AmortizationOfPreferredStockDiscountOnFairValue" />
    <label xlink:type="resource" xlink:label="label_AmortizationOfPreferredStockDiscountOnFairValue_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AmortizationOfPreferredStockDiscountOnFairValue" xml:lang="en-US" id="label_AmortizationOfPreferredStockDiscountOnFairValue_3">The amount representing the amortization of discount on preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfPreferredStockDiscountOnFairValue" xlink:to="label_AmortizationOfPreferredStockDiscountOnFairValue_3" xlink:title="label: AmortizationOfPreferredStockDiscountOnFairValue to label_AmortizationOfPreferredStockDiscountOnFairValue" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_MaximumSemiAnnualCashDividendPayablePerShare" xlink:label="MaximumSemiAnnualCashDividendPayablePerShare" xlink:title="MaximumSemiAnnualCashDividendPayablePerShare" />
    <label xlink:type="resource" xlink:label="label_MaximumSemiAnnualCashDividendPayablePerShare" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumSemiAnnualCashDividendPayablePerShare" xml:lang="en-US" id="label_MaximumSemiAnnualCashDividendPayablePerShare">Maximum Semi Annual Cash Dividend Payable Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumSemiAnnualCashDividendPayablePerShare" xlink:to="label_MaximumSemiAnnualCashDividendPayablePerShare" xlink:title="label: MaximumSemiAnnualCashDividendPayablePerShare to label_MaximumSemiAnnualCashDividendPayablePerShare" />
    <label xlink:type="resource" xlink:label="label_MaximumSemiAnnualCashDividendPayablePerShare_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumSemiAnnualCashDividendPayablePerShare" xml:lang="en-US" id="label_MaximumSemiAnnualCashDividendPayablePerShare_2">Semi annual cash dividend payable, maximum (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumSemiAnnualCashDividendPayablePerShare" xlink:to="label_MaximumSemiAnnualCashDividendPayablePerShare_2" xlink:title="label: MaximumSemiAnnualCashDividendPayablePerShare to label_MaximumSemiAnnualCashDividendPayablePerShare" />
    <label xlink:type="resource" xlink:label="label_MaximumSemiAnnualCashDividendPayablePerShare_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MaximumSemiAnnualCashDividendPayablePerShare" xml:lang="en-US" id="label_MaximumSemiAnnualCashDividendPayablePerShare_3">Represents the maximum cash dividend payable during the semi-annual period. The aggregate cash dividends and common stock repurchase during a given semi-annual period must not exceed the originally permitted cash dividend under the TARP Capital Purchase Program.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumSemiAnnualCashDividendPayablePerShare" xlink:to="label_MaximumSemiAnnualCashDividendPayablePerShare_3" xlink:title="label: MaximumSemiAnnualCashDividendPayablePerShare to label_MaximumSemiAnnualCashDividendPayablePerShare" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:label="ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:title="ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xml:lang="en-US" id="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure">Impaired Financing Receivable, Recorded Investment Fair Value Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:to="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:title="label: ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure to label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xml:lang="en-US" id="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure_2">Impaired Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:to="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure_2" xlink:title="label: ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure to label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xml:lang="en-US" id="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure_3">The estimated fair value of the recorded investment related to impaired financing receivables measured at fair value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" xlink:to="label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure_3" xlink:title="label: ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure to label_ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:label="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:title="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xml:lang="en-US" id="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange">Fair Value Measurements, Discounted Cash Flow Model Assumptions Future Principal Prepayment Rates, Low End of Range</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:to="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:title="label: FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange to label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xml:lang="en-US" id="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange_2">Estimated future principal prepayment rate assumption, low end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:to="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange_2" xlink:title="label: FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange to label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xml:lang="en-US" id="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange_3">The low end of range of estimated future principal prepayment rate assumption used in the discounted cash flow model for investments classified within level 3 of the fair value hierarchy.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" xlink:to="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange_3" xlink:title="label: FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange to label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesLowEndOfRange" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xlink:label="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xlink:title="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xml:lang="en-US" id="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange">Fair Value Measurements, Discounted Cash Flow Model Assumptions Future Principal Prepayment Rates, High End of Range</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xlink:to="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xlink:title="label: FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange to label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xml:lang="en-US" id="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange_2">Estimated future principal prepayment rate assumption, high end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xlink:to="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange_2" xlink:title="label: FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange to label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" />
    <label xlink:type="resource" xlink:label="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange" xml:lang="en-US" id="label_FairValueMeasurementsDiscountedCashFlowModelAssumptionsFuturePrincipalPrepaymentRatesHighEndOfRange_3">The high end of range of estimated future principal prepayment rate assumption used in the discounted cash flow model for the investments classified within level 3 of the fair value hierarchy.</label>
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    <label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract_2">Total unrealized gains (losses) included in:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract_2" xlink:title="label: FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract to label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossAbstract" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LoansReceivableWithFixedRateOfInterest" xlink:label="LoansReceivableWithFixedRateOfInterest" xlink:title="LoansReceivableWithFixedRateOfInterest" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableWithFixedRateOfInterest" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansReceivableWithFixedRateOfInterest" xml:lang="en-US" id="label_LoansReceivableWithFixedRateOfInterest">Loans Receivable with Fixed Rate of Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableWithFixedRateOfInterest" xlink:to="label_LoansReceivableWithFixedRateOfInterest" xlink:title="label: LoansReceivableWithFixedRateOfInterest to label_LoansReceivableWithFixedRateOfInterest" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableWithFixedRateOfInterest_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LoansReceivableWithFixedRateOfInterest" xml:lang="en-US" id="label_LoansReceivableWithFixedRateOfInterest_2">Carrying amount of fixed rate performing loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableWithFixedRateOfInterest" xlink:to="label_LoansReceivableWithFixedRateOfInterest_2" xlink:title="label: LoansReceivableWithFixedRateOfInterest to label_LoansReceivableWithFixedRateOfInterest" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableWithFixedRateOfInterest_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LoansReceivableWithFixedRateOfInterest" xml:lang="en-US" id="label_LoansReceivableWithFixedRateOfInterest_3">Reflects carrying amount of loans charging borrowers fixed rates of interest.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableWithFixedRateOfInterest" xlink:to="label_LoansReceivableWithFixedRateOfInterest_3" xlink:title="label: LoansReceivableWithFixedRateOfInterest to label_LoansReceivableWithFixedRateOfInterest" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:label="LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:title="LoansReceivableWithFixedRateOfInterestFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xml:lang="en-US" id="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure">Loans Receivable with Fixed Rate of Interest Fair Value, Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:to="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:title="label: LoansReceivableWithFixedRateOfInterestFairValueDisclosure to label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xml:lang="en-US" id="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure_2">Represents the portion of fixed rate performing loans valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Fixed rate loan represents loans charging borrowers fixed rates of interest.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:to="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure_2" xlink:title="label: LoansReceivableWithFixedRateOfInterestFairValueDisclosure to label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xml:lang="en-US" id="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure_3">Estimated fair value of fixed rate performing loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableWithFixedRateOfInterestFairValueDisclosure" xlink:to="label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure_3" xlink:title="label: LoansReceivableWithFixedRateOfInterestFairValueDisclosure to label_LoansReceivableWithFixedRateOfInterestFairValueDisclosure" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_TimeDepositsFairValueDisclosure" xlink:label="TimeDepositsFairValueDisclosure" xlink:title="TimeDepositsFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_TimeDepositsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TimeDepositsFairValueDisclosure" xml:lang="en-US" id="label_TimeDepositsFairValueDisclosure">Time Deposits Fair Value, Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TimeDepositsFairValueDisclosure" xlink:to="label_TimeDepositsFairValueDisclosure" xlink:title="label: TimeDepositsFairValueDisclosure to label_TimeDepositsFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_TimeDepositsFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TimeDepositsFairValueDisclosure" xml:lang="en-US" id="label_TimeDepositsFairValueDisclosure_2">Estimated fair value of time deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TimeDepositsFairValueDisclosure" xlink:to="label_TimeDepositsFairValueDisclosure_2" xlink:title="label: TimeDepositsFairValueDisclosure to label_TimeDepositsFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_TimeDepositsFairValueDisclosure_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TimeDepositsFairValueDisclosure" xml:lang="en-US" id="label_TimeDepositsFairValueDisclosure_3">Represents the portion of time deposits valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Time deposits include certificates of deposits, individual retirement accounts and open accounts.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TimeDepositsFairValueDisclosure" xlink:to="label_TimeDepositsFairValueDisclosure_3" xlink:title="label: TimeDepositsFairValueDisclosure to label_TimeDepositsFairValueDisclosure" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:label="SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:title="SecuritiesSoldUnderLongTermAgreementsToRepurchase" />
    <label xlink:type="resource" xlink:label="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" xml:lang="en-US" id="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase">Securities Sold under Long-term Agreements to Repurchase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:to="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:title="label: SecuritiesSoldUnderLongTermAgreementsToRepurchase to label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" />
    <label xlink:type="resource" xlink:label="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" xml:lang="en-US" id="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase_2">Carrying amount of long-term repurchase agreements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:to="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase_2" xlink:title="label: SecuritiesSoldUnderLongTermAgreementsToRepurchase to label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" />
    <label xlink:type="resource" xlink:label="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" xml:lang="en-US" id="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase_3">The carrying value as of the balance sheet date of securities that an institution sells and agrees to repurchase under a long term agreement (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SecuritiesSoldUnderLongTermAgreementsToRepurchase" xlink:to="label_SecuritiesSoldUnderLongTermAgreementsToRepurchase_3" xlink:title="label: SecuritiesSoldUnderLongTermAgreementsToRepurchase to label_SecuritiesSoldUnderLongTermAgreementsToRepurchase" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:label="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:title="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xml:lang="en-US" id="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust">Junior Subordinated Debenture with Fixed Rates of Interest Owed to Unconsolidated Subsidiary Trust</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:to="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:title="label: JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust to label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xml:lang="en-US" id="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust_2">The carrying value of junior subordinated long-term debt with fixed rates of interest owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:to="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust_2" xlink:title="label: JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust to label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xml:lang="en-US" id="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust_3">Carrying amount of fixed junior subordinated deferrable interest debentures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" xlink:to="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust_3" xlink:title="label: JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust to label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrust" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:label="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:title="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xml:lang="en-US" id="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure">Junior Subordinated Debenture with Fixed Rates of Interest Owed to Unconsolidated Subsidiary Trust Fair Value, Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:to="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:title="label: JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure to label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xml:lang="en-US" id="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure_2">Represents the portion of junior subordinated deferrable interest debentures with fixed rates of interest valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:to="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure_2" xlink:title="label: JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure to label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xml:lang="en-US" id="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure_3">Estimated fair value of fixed junior subordinated deferrable interest debentures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" xlink:to="label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure_3" xlink:title="label: JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure to label_JuniorSubordinatedDebentureWithFixedRatesOfInterestOwedToUnconsolidatedSubsidiaryTrustFairValueDisclosure" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesLongTerm" xlink:label="FederalHomeLoanBankAdvancesLongTerm" xlink:title="FederalHomeLoanBankAdvancesLongTerm" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesLongTerm_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FederalHomeLoanBankAdvancesLongTerm" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesLongTerm_2">Long-term Federal Home Loan Bank Advances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesLongTerm" xlink:to="label_FederalHomeLoanBankAdvancesLongTerm_2" xlink:title="label: FederalHomeLoanBankAdvancesLongTerm to label_FederalHomeLoanBankAdvancesLongTerm" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesLongTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FederalHomeLoanBankAdvancesLongTerm" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesLongTerm">Carrying amount of the long-term FHLB borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesLongTerm" xlink:to="label_FederalHomeLoanBankAdvancesLongTerm" xlink:title="label: FederalHomeLoanBankAdvancesLongTerm to label_FederalHomeLoanBankAdvancesLongTerm" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:label="FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:title="FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure">Federal Home Loan Bank Advances, Long-term Fair Value, Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:to="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:title="label: FederalHomeLoanBankAdvancesLongTermFairValueDisclosure to label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure_2">Estimated fair value of long-term FHLB borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:to="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure_2" xlink:title="label: FederalHomeLoanBankAdvancesLongTermFairValueDisclosure to label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" />
    <label xlink:type="resource" xlink:label="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xml:lang="en-US" id="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure_3">Represents the aggregate of long-term FHLB borrowings reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with fair value disclosures required in footnote disclosures to financial statements. Such borrowings are initially due beyond one year or beyond the normal operating cycle, if longer.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" xlink:to="label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure_3" xlink:title="label: FederalHomeLoanBankAdvancesLongTermFairValueDisclosure to label_FederalHomeLoanBankAdvancesLongTermFairValueDisclosure" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="PreferredStockValue" xlink:title="PreferredStockValue" />
    <label xlink:type="resource" xlink:label="label_PreferredStockValue" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PreferredStockValue" xml:lang="en-US" id="label_PreferredStockValue">Series A Cumulative perpetual preferred shares, $.01 par value, $1,000 per share liquidation value. Authorized 25,000,000 shares; issued 216,000 shares on September 30, 2011, net of discount of $6,088 and issued 216,000 shares on December 31, 2010, net of discount of $7,932</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="label_PreferredStockValue" xlink:title="label: PreferredStockValue to label_PreferredStockValue" />
    <label xlink:type="resource" xlink:label="label_PreferredStockValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockValue" xml:lang="en-US" id="label_PreferredStockValue_2">Preferred Stock, Value, Issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="label_PreferredStockValue_2" xlink:title="label: PreferredStockValue to label_PreferredStockValue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquityBeforeTreasuryStock" xlink:label="StockholdersEquityBeforeTreasuryStock" xlink:title="StockholdersEquityBeforeTreasuryStock" />
    <label xlink:type="resource" xlink:label="label_StockholdersEquityBeforeTreasuryStock" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_StockholdersEquityBeforeTreasuryStock" xml:lang="en-US" id="label_StockholdersEquityBeforeTreasuryStock">Total shareholders' equity before treasury stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityBeforeTreasuryStock" xlink:to="label_StockholdersEquityBeforeTreasuryStock" xlink:title="label: StockholdersEquityBeforeTreasuryStock to label_StockholdersEquityBeforeTreasuryStock" />
    <label xlink:type="resource" xlink:label="label_StockholdersEquityBeforeTreasuryStock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityBeforeTreasuryStock" xml:lang="en-US" id="label_StockholdersEquityBeforeTreasuryStock_2">Stockholders' Equity before Treasury Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityBeforeTreasuryStock" xlink:to="label_StockholdersEquityBeforeTreasuryStock_2" xlink:title="label: StockholdersEquityBeforeTreasuryStock to label_StockholdersEquityBeforeTreasuryStock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DepreciationNonproduction" xlink:label="DepreciationNonproduction" xlink:title="DepreciationNonproduction" />
    <label xlink:type="resource" xlink:label="label_DepreciationNonproduction" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepreciationNonproduction" xml:lang="en-US" id="label_DepreciationNonproduction">Depreciation of bank premises and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationNonproduction" xlink:to="label_DepreciationNonproduction" xlink:title="label: DepreciationNonproduction to label_DepreciationNonproduction" />
    <label xlink:type="resource" xlink:label="label_DepreciationNonproduction_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciationNonproduction" xml:lang="en-US" id="label_DepreciationNonproduction_2">Depreciation, Nonproduction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationNonproduction" xlink:to="label_DepreciationNonproduction_2" xlink:title="label: DepreciationNonproduction to label_DepreciationNonproduction" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:label="OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:title="OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" />
    <label xlink:type="resource" xlink:label="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xml:lang="en-US" id="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet">Gain on investment securities transactions, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:to="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:title="label: OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet to label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" />
    <label xlink:type="resource" xlink:label="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xml:lang="en-US" id="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_2">Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:to="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_2" xlink:title="label: OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet to label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" />
    <label xlink:type="resource" xlink:label="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xml:lang="en-US" id="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_3">Impairment charges on available-for-sale investment securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:to="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_3" xlink:title="label: OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet to label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" />
    <label xlink:type="resource" xlink:label="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xml:lang="en-US" id="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_4">Impairment charges (Total other-than-temporary impairment charges, $152, net of $(134), $(55), net of $(586), $1,206, net of $505, and $3,989, net of $(4,003) included in other comprehensive income)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" xlink:to="label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_4" xlink:title="label: OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet to label_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact" xlink:label="PreferredStockDividendsIncomeStatementImpact" xlink:title="PreferredStockDividendsIncomeStatementImpact" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendsIncomeStatementImpact" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockDividendsIncomeStatementImpact" xml:lang="en-US" id="label_PreferredStockDividendsIncomeStatementImpact">Preferred Stock Dividends</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendsIncomeStatementImpact" xlink:to="label_PreferredStockDividendsIncomeStatementImpact" xlink:title="label: PreferredStockDividendsIncomeStatementImpact to label_PreferredStockDividendsIncomeStatementImpact" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendsIncomeStatementImpact_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockDividendsIncomeStatementImpact" xml:lang="en-US" id="label_PreferredStockDividendsIncomeStatementImpact_2">Preferred Stock Dividends, Income Statement Impact</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendsIncomeStatementImpact" xlink:to="label_PreferredStockDividendsIncomeStatementImpact_2" xlink:title="label: PreferredStockDividendsIncomeStatementImpact to label_PreferredStockDividendsIncomeStatementImpact" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AllowanceForCreditLossesTextBlock" xlink:label="AllowanceForCreditLossesTextBlock" xlink:title="AllowanceForCreditLossesTextBlock" />
    <label xlink:type="resource" xlink:label="label_AllowanceForCreditLossesTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllowanceForCreditLossesTextBlock" xml:lang="en-US" id="label_AllowanceForCreditLossesTextBlock">Allowance for Credit Losses [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForCreditLossesTextBlock" xlink:to="label_AllowanceForCreditLossesTextBlock" xlink:title="label: AllowanceForCreditLossesTextBlock to label_AllowanceForCreditLossesTextBlock" />
    <label xlink:type="resource" xlink:label="label_AllowanceForCreditLossesTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllowanceForCreditLossesTextBlock" xml:lang="en-US" id="label_AllowanceForCreditLossesTextBlock_2">Allowance for Probable Loan Losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForCreditLossesTextBlock" xlink:to="label_AllowanceForCreditLossesTextBlock_2" xlink:title="label: AllowanceForCreditLossesTextBlock to label_AllowanceForCreditLossesTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityRegistrantName" xlink:label="EntityRegistrantName" xlink:title="EntityRegistrantName" />
    <label xlink:type="resource" xlink:label="label_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityRegistrantName" xml:lang="en-US" id="label_EntityRegistrantName">Entity Registrant Name</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityRegistrantName" xlink:to="label_EntityRegistrantName" xlink:title="label: EntityRegistrantName to label_EntityRegistrantName" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="EntityCentralIndexKey" xlink:title="EntityCentralIndexKey" />
    <label xlink:type="resource" xlink:label="label_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCentralIndexKey" xml:lang="en-US" id="label_EntityCentralIndexKey">Entity Central Index Key</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCentralIndexKey" xlink:to="label_EntityCentralIndexKey" xlink:title="label: EntityCentralIndexKey to label_EntityCentralIndexKey" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentType" xlink:label="DocumentType" xlink:title="DocumentType" />
    <label xlink:type="resource" xlink:label="label_DocumentType" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentType" xml:lang="en-US" id="label_DocumentType">Document Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentType" xlink:to="label_DocumentType" xlink:title="label: DocumentType to label_DocumentType" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="DocumentPeriodEndDate" xlink:title="DocumentPeriodEndDate" />
    <label xlink:type="resource" xlink:label="label_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentPeriodEndDate" xml:lang="en-US" id="label_DocumentPeriodEndDate">Document Period End Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentPeriodEndDate" xlink:to="label_DocumentPeriodEndDate" xlink:title="label: DocumentPeriodEndDate to label_DocumentPeriodEndDate" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_AmendmentFlag" xlink:label="AmendmentFlag" xlink:title="AmendmentFlag" />
    <label xlink:type="resource" xlink:label="label_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmendmentFlag" xml:lang="en-US" id="label_AmendmentFlag">Amendment Flag</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmendmentFlag" xlink:to="label_AmendmentFlag" xlink:title="label: AmendmentFlag to label_AmendmentFlag" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_AmendmentDescription" xlink:label="AmendmentDescription" xlink:title="AmendmentDescription" />
    <label xlink:type="resource" xlink:label="label_AmendmentDescription" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmendmentDescription" xml:lang="en-US" id="label_AmendmentDescription">Amendment Description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmendmentDescription" xlink:to="label_AmendmentDescription" xlink:title="label: AmendmentDescription to label_AmendmentDescription" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="CurrentFiscalYearEndDate" xlink:title="CurrentFiscalYearEndDate" />
    <label xlink:type="resource" xlink:label="label_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CurrentFiscalYearEndDate" xml:lang="en-US" id="label_CurrentFiscalYearEndDate">Current Fiscal Year End Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrentFiscalYearEndDate" xlink:to="label_CurrentFiscalYearEndDate" xlink:title="label: CurrentFiscalYearEndDate to label_CurrentFiscalYearEndDate" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="EntityWellKnownSeasonedIssuer" xlink:title="EntityWellKnownSeasonedIssuer" />
    <label xlink:type="resource" xlink:label="label_EntityWellKnownSeasonedIssuer" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityWellKnownSeasonedIssuer" xml:lang="en-US" id="label_EntityWellKnownSeasonedIssuer">Entity Well-known Seasoned Issuer</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityWellKnownSeasonedIssuer" xlink:to="label_EntityWellKnownSeasonedIssuer" xlink:title="label: EntityWellKnownSeasonedIssuer to label_EntityWellKnownSeasonedIssuer" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="EntityVoluntaryFilers" xlink:title="EntityVoluntaryFilers" />
    <label xlink:type="resource" xlink:label="label_EntityVoluntaryFilers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityVoluntaryFilers" xml:lang="en-US" id="label_EntityVoluntaryFilers">Entity Voluntary Filers</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityVoluntaryFilers" xlink:to="label_EntityVoluntaryFilers" xlink:title="label: EntityVoluntaryFilers to label_EntityVoluntaryFilers" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="EntityCurrentReportingStatus" xlink:title="EntityCurrentReportingStatus" />
    <label xlink:type="resource" xlink:label="label_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCurrentReportingStatus" xml:lang="en-US" id="label_EntityCurrentReportingStatus">Entity Current Reporting Status</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCurrentReportingStatus" xlink:to="label_EntityCurrentReportingStatus" xlink:title="label: EntityCurrentReportingStatus to label_EntityCurrentReportingStatus" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityFilerCategory" xlink:label="EntityFilerCategory" xlink:title="EntityFilerCategory" />
    <label xlink:type="resource" xlink:label="label_EntityFilerCategory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityFilerCategory" xml:lang="en-US" id="label_EntityFilerCategory">Entity Filer Category</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityFilerCategory" xlink:to="label_EntityFilerCategory" xlink:title="label: EntityFilerCategory to label_EntityFilerCategory" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityPublicFloat" xlink:label="EntityPublicFloat" xlink:title="EntityPublicFloat" />
    <label xlink:type="resource" xlink:label="label_EntityPublicFloat" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityPublicFloat" xml:lang="en-US" id="label_EntityPublicFloat">Entity Public Float</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityPublicFloat" xlink:to="label_EntityPublicFloat" xlink:title="label: EntityPublicFloat to label_EntityPublicFloat" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="EntityCommonStockSharesOutstanding" xlink:title="EntityCommonStockSharesOutstanding" />
    <label xlink:type="resource" xlink:label="label_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCommonStockSharesOutstanding" xml:lang="en-US" id="label_EntityCommonStockSharesOutstanding">Entity Common Stock, Shares Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCommonStockSharesOutstanding" xlink:to="label_EntityCommonStockSharesOutstanding" xlink:title="label: EntityCommonStockSharesOutstanding to label_EntityCommonStockSharesOutstanding" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="DocumentFiscalYearFocus" xlink:title="DocumentFiscalYearFocus" />
    <label xlink:type="resource" xlink:label="label_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalYearFocus" xml:lang="en-US" id="label_DocumentFiscalYearFocus">Document Fiscal Year Focus</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentFiscalYearFocus" xlink:to="label_DocumentFiscalYearFocus" xlink:title="label: DocumentFiscalYearFocus to label_DocumentFiscalYearFocus" />
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="DocumentFiscalPeriodFocus" xlink:title="DocumentFiscalPeriodFocus" />
    <label xlink:type="resource" xlink:label="label_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalPeriodFocus" xml:lang="en-US" id="label_DocumentFiscalPeriodFocus">Document Fiscal Period Focus</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentFiscalPeriodFocus" xlink:to="label_DocumentFiscalPeriodFocus" xlink:title="label: DocumentFiscalPeriodFocus to label_DocumentFiscalPeriodFocus" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockDividendRatePercentage" xlink:label="PreferredStockDividendRatePercentage" xlink:title="PreferredStockDividendRatePercentage" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockDividendRatePercentage" xml:lang="en-US" id="label_PreferredStockDividendRatePercentage">Preferred Stock, Rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentage" xlink:to="label_PreferredStockDividendRatePercentage" xlink:title="label: PreferredStockDividendRatePercentage to label_PreferredStockDividendRatePercentage" />
    <label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentage_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockDividendRatePercentage" xml:lang="en-US" id="label_PreferredStockDividendRatePercentage_2">Preferred Stock, Dividend Rate, Percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentage" xlink:to="label_PreferredStockDividendRatePercentage_2" xlink:title="label: PreferredStockDividendRatePercentage to label_PreferredStockDividendRatePercentage" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TransferOfOtherRealEstate" xlink:label="TransferOfOtherRealEstate" xlink:title="TransferOfOtherRealEstate" />
    <label xlink:type="resource" xlink:label="label_TransferOfOtherRealEstate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TransferOfOtherRealEstate" xml:lang="en-US" id="label_TransferOfOtherRealEstate">Net transfers from loans to other real estate owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfOtherRealEstate" xlink:to="label_TransferOfOtherRealEstate" xlink:title="label: TransferOfOtherRealEstate to label_TransferOfOtherRealEstate" />
    <label xlink:type="resource" xlink:label="label_TransferOfOtherRealEstate_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TransferOfOtherRealEstate" xml:lang="en-US" id="label_TransferOfOtherRealEstate_2">Transfer of Other Real Estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfOtherRealEstate" xlink:to="label_TransferOfOtherRealEstate_2" xlink:title="label: TransferOfOtherRealEstate to label_TransferOfOtherRealEstate" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xlink:label="ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xlink:title="ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xml:lang="en-US" id="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock_2">Schedule of Credit Losses Related to Financing Receivables, Current and Noncurrent [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xlink:to="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock_2" xlink:title="label: ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock to label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xml:lang="en-US" id="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock">Summary of the transactions in the allowance for probable loan losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xlink:to="label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" xlink:title="label: ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock to label_ScheduleOfCreditLossesRelatedToFinancingReceivablesCurrentAndNoncurrentTableTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:label="AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:title="AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xml:lang="en-US" id="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_2">Allowance for Credit Losses on Financing Receivables [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:to="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_2" xlink:title="label: AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock to label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xml:lang="en-US" id="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock">Loans individually or collectively evaluated for impairment and related allowance, by loan class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:to="label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:title="label: AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock to label_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:label="ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:title="ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xml:lang="en-US" id="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_2">Schedule of Financing Receivables, Non Accrual Status [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:to="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_2" xlink:title="label: ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock to label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xml:lang="en-US" id="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock">Loans accounted on non-accrual basis, by loan class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:to="label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:title="label: ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock to label_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivablesTableTextBlock" xlink:label="ImpairedFinancingReceivablesTableTextBlock" xlink:title="ImpairedFinancingReceivablesTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivablesTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivablesTableTextBlock" xml:lang="en-US" id="label_ImpairedFinancingReceivablesTableTextBlock_2">Impaired Financing Receivables [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivablesTableTextBlock" xlink:to="label_ImpairedFinancingReceivablesTableTextBlock_2" xlink:title="label: ImpairedFinancingReceivablesTableTextBlock to label_ImpairedFinancingReceivablesTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivablesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairedFinancingReceivablesTableTextBlock" xml:lang="en-US" id="label_ImpairedFinancingReceivablesTableTextBlock">Impaired loans, by loan class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivablesTableTextBlock" xlink:to="label_ImpairedFinancingReceivablesTableTextBlock" xlink:title="label: ImpairedFinancingReceivablesTableTextBlock to label_ImpairedFinancingReceivablesTableTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PastDueFinancingReceivablesTableTextBlock" xlink:label="PastDueFinancingReceivablesTableTextBlock" xlink:title="PastDueFinancingReceivablesTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_PastDueFinancingReceivablesTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PastDueFinancingReceivablesTableTextBlock" xml:lang="en-US" id="label_PastDueFinancingReceivablesTableTextBlock_2">Past Due Financing Receivables [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PastDueFinancingReceivablesTableTextBlock" xlink:to="label_PastDueFinancingReceivablesTableTextBlock_2" xlink:title="label: PastDueFinancingReceivablesTableTextBlock to label_PastDueFinancingReceivablesTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_PastDueFinancingReceivablesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PastDueFinancingReceivablesTableTextBlock" xml:lang="en-US" id="label_PastDueFinancingReceivablesTableTextBlock">Information regarding the aging of past due loans, by loan class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PastDueFinancingReceivablesTableTextBlock" xlink:to="label_PastDueFinancingReceivablesTableTextBlock" xlink:title="label: PastDueFinancingReceivablesTableTextBlock to label_PastDueFinancingReceivablesTableTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:label="FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:title="FinancingReceivableCreditQualityIndicatorsTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xml:lang="en-US" id="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock_2">Financing Receivable Credit Quality Indicators [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:to="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock_2" xlink:title="label: FinancingReceivableCreditQualityIndicatorsTableTextBlock to label_FinancingReceivableCreditQualityIndicatorsTableTextBlock" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xml:lang="en-US" id="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock">Summary of the loan portfolio by credit quality indicator, by loan class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:to="label_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:title="label: FinancingReceivableCreditQualityIndicatorsTableTextBlock to label_FinancingReceivableCreditQualityIndicatorsTableTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:label="ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:title="ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xml:lang="en-US" id="label_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable">Schedule of Financing Receivable, Allowance for Credit Losses [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:to="label_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:title="label: ScheduleOfFinancingReceivableAllowanceForCreditLossesTable to label_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:label="AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:title="AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" />
    <label xlink:type="resource" xlink:label="label_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xml:lang="en-US" id="label_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis">Accounts, Notes, Loans and Financing Receivable by Receivable Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:to="label_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:title="label: AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis to label_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="ReceivableTypeDomain" xlink:title="ReceivableTypeDomain" />
    <label xlink:type="resource" xlink:label="label_ReceivableTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReceivableTypeDomain" xml:lang="en-US" id="label_ReceivableTypeDomain">Receivable Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReceivableTypeDomain" xlink:to="label_ReceivableTypeDomain" xlink:title="label: ReceivableTypeDomain to label_ReceivableTypeDomain" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ReceivablesFromDomesticOperationsMember" xlink:label="ReceivablesFromDomesticOperationsMember" xlink:title="ReceivablesFromDomesticOperationsMember" />
    <label xlink:type="resource" xlink:label="label_ReceivablesFromDomesticOperationsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReceivablesFromDomesticOperationsMember" xml:lang="en-US" id="label_ReceivablesFromDomesticOperationsMember">Domestic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReceivablesFromDomesticOperationsMember" xlink:to="label_ReceivablesFromDomesticOperationsMember" xlink:title="label: ReceivablesFromDomesticOperationsMember to label_ReceivablesFromDomesticOperationsMember" />
    <label xlink:type="resource" xlink:label="label_ReceivablesFromDomesticOperationsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ReceivablesFromDomesticOperationsMember" xml:lang="en-US" id="label_ReceivablesFromDomesticOperationsMember_2">Class of financing receivables related to the entity's country of domicile.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReceivablesFromDomesticOperationsMember" xlink:to="label_ReceivablesFromDomesticOperationsMember_2" xlink:title="label: ReceivablesFromDomesticOperationsMember to label_ReceivablesFromDomesticOperationsMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CommercialReceivablesMember" xlink:label="CommercialReceivablesMember" xlink:title="CommercialReceivablesMember" />
    <label xlink:type="resource" xlink:label="label_CommercialReceivablesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommercialReceivablesMember" xml:lang="en-US" id="label_CommercialReceivablesMember">Commercial</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialReceivablesMember" xlink:to="label_CommercialReceivablesMember" xlink:title="label: CommercialReceivablesMember to label_CommercialReceivablesMember" />
    <label xlink:type="resource" xlink:label="label_CommercialReceivablesMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommercialReceivablesMember" xml:lang="en-US" id="label_CommercialReceivablesMember_2">Class of financing receivables related to business purposes other than real estate.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialReceivablesMember" xlink:to="label_CommercialReceivablesMember_2" xlink:title="label: CommercialReceivablesMember to label_CommercialReceivablesMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xlink:label="CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xlink:title="CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" />
    <label xlink:type="resource" xlink:label="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xml:lang="en-US" id="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember">Commercial real estate: other construction and land development</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xlink:to="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xlink:title="label: CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember to label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" />
    <label xlink:type="resource" xlink:label="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xml:lang="en-US" id="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember_2">Class of financing receivables related to commercial real estate that is for other construction and land development purposes.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" xlink:to="label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember_2" xlink:title="label: CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember to label_CommercialRealEstateOtherConstructionAndLandDevelopmentReceivableMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CommercialRealEstateFarmlandAndCommercialReceivableMember" xlink:label="CommercialRealEstateFarmlandAndCommercialReceivableMember" xlink:title="CommercialRealEstateFarmlandAndCommercialReceivableMember" />
    <label xlink:type="resource" xlink:label="label_CommercialRealEstateFarmlandAndCommercialReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommercialRealEstateFarmlandAndCommercialReceivableMember" xml:lang="en-US" id="label_CommercialRealEstateFarmlandAndCommercialReceivableMember">Commercial real estate: farmland and commercial</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialRealEstateFarmlandAndCommercialReceivableMember" xlink:to="label_CommercialRealEstateFarmlandAndCommercialReceivableMember" xlink:title="label: CommercialRealEstateFarmlandAndCommercialReceivableMember to label_CommercialRealEstateFarmlandAndCommercialReceivableMember" />
    <label xlink:type="resource" xlink:label="label_CommercialRealEstateFarmlandAndCommercialReceivableMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommercialRealEstateFarmlandAndCommercialReceivableMember" xml:lang="en-US" id="label_CommercialRealEstateFarmlandAndCommercialReceivableMember_2">Class of financing receivables related to commercial real estate that is for farmland and commercial purposes.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialRealEstateFarmlandAndCommercialReceivableMember" xlink:to="label_CommercialRealEstateFarmlandAndCommercialReceivableMember_2" xlink:title="label: CommercialRealEstateFarmlandAndCommercialReceivableMember to label_CommercialRealEstateFarmlandAndCommercialReceivableMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ResidentialFirstMortgageFinancingReceivableMember" xlink:label="ResidentialFirstMortgageFinancingReceivableMember" xlink:title="ResidentialFirstMortgageFinancingReceivableMember" />
    <label xlink:type="resource" xlink:label="label_ResidentialFirstMortgageFinancingReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResidentialFirstMortgageFinancingReceivableMember" xml:lang="en-US" id="label_ResidentialFirstMortgageFinancingReceivableMember">Residential: first lien</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResidentialFirstMortgageFinancingReceivableMember" xlink:to="label_ResidentialFirstMortgageFinancingReceivableMember" xlink:title="label: ResidentialFirstMortgageFinancingReceivableMember to label_ResidentialFirstMortgageFinancingReceivableMember" />
    <label xlink:type="resource" xlink:label="label_ResidentialFirstMortgageFinancingReceivableMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ResidentialFirstMortgageFinancingReceivableMember" xml:lang="en-US" id="label_ResidentialFirstMortgageFinancingReceivableMember_2">Class of financing receivables related to residential receivables secured by real property that has a first (highest) lien on such property in the event of default by the borrower.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResidentialFirstMortgageFinancingReceivableMember" xlink:to="label_ResidentialFirstMortgageFinancingReceivableMember_2" xlink:title="label: ResidentialFirstMortgageFinancingReceivableMember to label_ResidentialFirstMortgageFinancingReceivableMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ResidentialSecondMortgageFinancingReceivableMember" xlink:label="ResidentialSecondMortgageFinancingReceivableMember" xlink:title="ResidentialSecondMortgageFinancingReceivableMember" />
    <label xlink:type="resource" xlink:label="label_ResidentialSecondMortgageFinancingReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResidentialSecondMortgageFinancingReceivableMember" xml:lang="en-US" id="label_ResidentialSecondMortgageFinancingReceivableMember">Residential: junior lien</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResidentialSecondMortgageFinancingReceivableMember" xlink:to="label_ResidentialSecondMortgageFinancingReceivableMember" xlink:title="label: ResidentialSecondMortgageFinancingReceivableMember to label_ResidentialSecondMortgageFinancingReceivableMember" />
    <label xlink:type="resource" xlink:label="label_ResidentialSecondMortgageFinancingReceivableMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ResidentialSecondMortgageFinancingReceivableMember" xml:lang="en-US" id="label_ResidentialSecondMortgageFinancingReceivableMember_2">Class of financing receivables related to residential receivables secured by real property that has a second (lower or subordinate) lien on such property in the event of default by the borrower.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResidentialSecondMortgageFinancingReceivableMember" xlink:to="label_ResidentialSecondMortgageFinancingReceivableMember_2" xlink:title="label: ResidentialSecondMortgageFinancingReceivableMember to label_ResidentialSecondMortgageFinancingReceivableMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ConsumerLoanMember" xlink:label="ConsumerLoanMember" xlink:title="ConsumerLoanMember" />
    <label xlink:type="resource" xlink:label="label_ConsumerLoanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConsumerLoanMember" xml:lang="en-US" id="label_ConsumerLoanMember">Consumer</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerLoanMember" xlink:to="label_ConsumerLoanMember" xlink:title="label: ConsumerLoanMember to label_ConsumerLoanMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ForeignReceivablesMember" xlink:label="ForeignReceivablesMember" xlink:title="ForeignReceivablesMember" />
    <label xlink:type="resource" xlink:label="label_ForeignReceivablesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ForeignReceivablesMember" xml:lang="en-US" id="label_ForeignReceivablesMember">Foreign</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignReceivablesMember" xlink:to="label_ForeignReceivablesMember" xlink:title="label: ForeignReceivablesMember to label_ForeignReceivablesMember" />
    <label xlink:type="resource" xlink:label="label_ForeignReceivablesMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ForeignReceivablesMember" xml:lang="en-US" id="label_ForeignReceivablesMember_2">Class of financing receivables related to a location outside of the entity's country of domicile.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignReceivablesMember" xlink:to="label_ForeignReceivablesMember_2" xlink:title="label: ForeignReceivablesMember to label_ForeignReceivablesMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:label="FinancingReceivableAllowanceForCreditLossesLineItems" xlink:title="FinancingReceivableAllowanceForCreditLossesLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesLineItems_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableAllowanceForCreditLossesLineItems" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesLineItems_3">Financing Receivable, Allowance for Credit Losses [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesLineItems" xlink:to="label_FinancingReceivableAllowanceForCreditLossesLineItems_3" xlink:title="label: FinancingReceivableAllowanceForCreditLossesLineItems to label_FinancingReceivableAllowanceForCreditLossesLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableAllowanceForCreditLossesLineItems" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesLineItems">Loan loss allowances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesLineItems" xlink:to="label_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:title="label: FinancingReceivableAllowanceForCreditLossesLineItems to label_FinancingReceivableAllowanceForCreditLossesLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesLineItems_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_FinancingReceivableAllowanceForCreditLossesLineItems" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesLineItems_2">Loan loss allowances, impaired financing receivable, evaluated individually or collectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesLineItems" xlink:to="label_FinancingReceivableAllowanceForCreditLossesLineItems_2" xlink:title="label: FinancingReceivableAllowanceForCreditLossesLineItems to label_FinancingReceivableAllowanceForCreditLossesLineItems" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AllowanceForLoanAndLeaseLossesRollForward" xlink:label="AllowanceForLoanAndLeaseLossesRollForward" xlink:title="AllowanceForLoanAndLeaseLossesRollForward" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesRollForward_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllowanceForLoanAndLeaseLossesRollForward" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesRollForward_2">Allowance for Loan and Lease Losses [Roll Forward]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesRollForward" xlink:to="label_AllowanceForLoanAndLeaseLossesRollForward_2" xlink:title="label: AllowanceForLoanAndLeaseLossesRollForward to label_AllowanceForLoanAndLeaseLossesRollForward" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllowanceForLoanAndLeaseLossesRollForward" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesRollForward">Allowance for probable loan losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesRollForward" xlink:to="label_AllowanceForLoanAndLeaseLossesRollForward" xlink:title="label: AllowanceForLoanAndLeaseLossesRollForward to label_AllowanceForLoanAndLeaseLossesRollForward" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:label="AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:title="AllowanceForLoanAndLeaseLossesWriteOffsNet" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllowanceForLoanAndLeaseLossesWriteOffsNet" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesWriteOffsNet">Allowance for Loan and Lease Losses, Write-offs Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:to="label_AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:title="label: AllowanceForLoanAndLeaseLossesWriteOffsNet to label_AllowanceForLoanAndLeaseLossesWriteOffsNet" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllowanceForLoanAndLeaseLossesWriteOffsNet" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_2">Net losses charged to allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:to="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_2" xlink:title="label: AllowanceForLoanAndLeaseLossesWriteOffsNet to label_AllowanceForLoanAndLeaseLossesWriteOffsNet" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AllowanceForLoanAndLeaseLossesWriteOffsNet" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_3">Reflects the amount of loans and leases that have been removed, or charged off, from both loan receivables and the reserve for credit losses, net of collections of loans and lease receivables which had previously been fully or partially charged off as bad debts.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:to="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_3" xlink:title="label: AllowanceForLoanAndLeaseLossesWriteOffsNet to label_AllowanceForLoanAndLeaseLossesWriteOffsNet" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_4" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AllowanceForLoanAndLeaseLossesWriteOffsNet" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_4">Net losses charged to allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesWriteOffsNet" xlink:to="label_AllowanceForLoanAndLeaseLossesWriteOffsNet_4" xlink:title="label: AllowanceForLoanAndLeaseLossesWriteOffsNet to label_AllowanceForLoanAndLeaseLossesWriteOffsNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AllowanceForLoanAndLeaseLossesProvisionForLossGross" xlink:label="AllowanceForLoanAndLeaseLossesProvisionForLossGross" xlink:title="AllowanceForLoanAndLeaseLossesProvisionForLossGross" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross_2">Allowance for Loan and Lease Losses, Provision for Loss, Gross</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesProvisionForLossGross" xlink:to="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross_2" xlink:title="label: AllowanceForLoanAndLeaseLossesProvisionForLossGross to label_AllowanceForLoanAndLeaseLossesProvisionForLossGross" />
    <label xlink:type="resource" xlink:label="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross" xml:lang="en-US" id="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross">Provision (credit) charged to operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllowanceForLoanAndLeaseLossesProvisionForLossGross" xlink:to="label_AllowanceForLoanAndLeaseLossesProvisionForLossGross" xlink:title="label: AllowanceForLoanAndLeaseLossesProvisionForLossGross to label_AllowanceForLoanAndLeaseLossesProvisionForLossGross" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:label="ScheduleOfImpairedFinancingReceivableTable" xlink:title="ScheduleOfImpairedFinancingReceivableTable" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfImpairedFinancingReceivableTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfImpairedFinancingReceivableTable" xml:lang="en-US" id="label_ScheduleOfImpairedFinancingReceivableTable">Schedule of Impaired Financing Receivable [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfImpairedFinancingReceivableTable" xlink:to="label_ScheduleOfImpairedFinancingReceivableTable" xlink:title="label: ScheduleOfImpairedFinancingReceivableTable to label_ScheduleOfImpairedFinancingReceivableTable" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_CommercialRealEstateMultifamilyReceivableMember" xlink:label="CommercialRealEstateMultifamilyReceivableMember" xlink:title="CommercialRealEstateMultifamilyReceivableMember" />
    <label xlink:type="resource" xlink:label="label_CommercialRealEstateMultifamilyReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommercialRealEstateMultifamilyReceivableMember" xml:lang="en-US" id="label_CommercialRealEstateMultifamilyReceivableMember">Commercial real estate: multifamily</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialRealEstateMultifamilyReceivableMember" xlink:to="label_CommercialRealEstateMultifamilyReceivableMember" xlink:title="label: CommercialRealEstateMultifamilyReceivableMember to label_CommercialRealEstateMultifamilyReceivableMember" />
    <label xlink:type="resource" xlink:label="label_CommercialRealEstateMultifamilyReceivableMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommercialRealEstateMultifamilyReceivableMember" xml:lang="en-US" id="label_CommercialRealEstateMultifamilyReceivableMember_2">Class of financing receivables related to commercial real estate that is for multifamily purposes.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialRealEstateMultifamilyReceivableMember" xlink:to="label_CommercialRealEstateMultifamilyReceivableMember_2" xlink:title="label: CommercialRealEstateMultifamilyReceivableMember to label_CommercialRealEstateMultifamilyReceivableMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:label="FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:title="FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_2">Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:to="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_2" xlink:title="label: FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment to label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment">Loans collectively evaluated for impairment, Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:to="label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:title="label: FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment to label_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xlink:label="ScheduleOfFinancingReceivablesPastDueTable" xlink:title="ScheduleOfFinancingReceivablesPastDueTable" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfFinancingReceivablesPastDueTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfFinancingReceivablesPastDueTable" xml:lang="en-US" id="label_ScheduleOfFinancingReceivablesPastDueTable">Schedule of Financing Receivables Past Due [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFinancingReceivablesPastDueTable" xlink:to="label_ScheduleOfFinancingReceivablesPastDueTable" xlink:title="label: ScheduleOfFinancingReceivablesPastDueTable to label_ScheduleOfFinancingReceivablesPastDueTable" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:label="FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:title="FinancingReceivableRecordedInvestmentPastDueLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentPastDueLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestmentPastDueLineItems" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentPastDueLineItems_2">Financing Receivable, Recorded Investment, Past Due [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:to="label_FinancingReceivableRecordedInvestmentPastDueLineItems_2" xlink:title="label: FinancingReceivableRecordedInvestmentPastDueLineItems to label_FinancingReceivableRecordedInvestmentPastDueLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentPastDueLineItems" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentPastDueLineItems">Loan loss allowances, financing receivable past due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:to="label_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:title="label: FinancingReceivableRecordedInvestmentPastDueLineItems to label_FinancingReceivableRecordedInvestmentPastDueLineItems" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:label="FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:title="FinancingReceivableRecordedInvestmentNonaccrualStatus" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentNonaccrualStatus_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestmentNonaccrualStatus" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentNonaccrualStatus_2">Financing Receivable, Recorded Investment, Nonaccrual Status</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:to="label_FinancingReceivableRecordedInvestmentNonaccrualStatus_2" xlink:title="label: FinancingReceivableRecordedInvestmentNonaccrualStatus to label_FinancingReceivableRecordedInvestmentNonaccrualStatus" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentNonaccrualStatus" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentNonaccrualStatus">Non-accrual loans, total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:to="label_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:title="label: FinancingReceivableRecordedInvestmentNonaccrualStatus to label_FinancingReceivableRecordedInvestmentNonaccrualStatus" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ImpairedFinancingReceivableAllowanceTypeAxis" xlink:label="ImpairedFinancingReceivableAllowanceTypeAxis" xlink:title="ImpairedFinancingReceivableAllowanceTypeAxis" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableAllowanceTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableAllowanceTypeAxis" xml:lang="en-US" id="label_ImpairedFinancingReceivableAllowanceTypeAxis">Impaired Financing Receivable Allowance Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableAllowanceTypeAxis" xlink:to="label_ImpairedFinancingReceivableAllowanceTypeAxis" xlink:title="label: ImpairedFinancingReceivableAllowanceTypeAxis to label_ImpairedFinancingReceivableAllowanceTypeAxis" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableAllowanceTypeAxis_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ImpairedFinancingReceivableAllowanceTypeAxis" xml:lang="en-US" id="label_ImpairedFinancingReceivableAllowanceTypeAxis_2">Impaired financing receivables classified based on allowance determination as either with no specific allowance or with related allowance.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableAllowanceTypeAxis" xlink:to="label_ImpairedFinancingReceivableAllowanceTypeAxis_2" xlink:title="label: ImpairedFinancingReceivableAllowanceTypeAxis to label_ImpairedFinancingReceivableAllowanceTypeAxis" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_ImpairedFinancingReceivableAllowanceTypeDomain" xlink:label="ImpairedFinancingReceivableAllowanceTypeDomain" xlink:title="ImpairedFinancingReceivableAllowanceTypeDomain" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableAllowanceTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableAllowanceTypeDomain" xml:lang="en-US" id="label_ImpairedFinancingReceivableAllowanceTypeDomain">Impaired Financing Receivable Allowance Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableAllowanceTypeDomain" xlink:to="label_ImpairedFinancingReceivableAllowanceTypeDomain" xlink:title="label: ImpairedFinancingReceivableAllowanceTypeDomain to label_ImpairedFinancingReceivableAllowanceTypeDomain" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableAllowanceTypeDomain_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ImpairedFinancingReceivableAllowanceTypeDomain" xml:lang="en-US" id="label_ImpairedFinancingReceivableAllowanceTypeDomain_2">Impaired financing receivables classified based on allowance determination as either with no specific allowance or with related allowance.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableAllowanceTypeDomain" xlink:to="label_ImpairedFinancingReceivableAllowanceTypeDomain_2" xlink:title="label: ImpairedFinancingReceivableAllowanceTypeDomain to label_ImpairedFinancingReceivableAllowanceTypeDomain" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceMember" xlink:label="ImpairedFinancingReceivableWithRelatedAllowanceMember" xlink:title="ImpairedFinancingReceivableWithRelatedAllowanceMember" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableWithRelatedAllowanceMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableWithRelatedAllowanceMember" xml:lang="en-US" id="label_ImpairedFinancingReceivableWithRelatedAllowanceMember">Loans with Related Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableWithRelatedAllowanceMember" xlink:to="label_ImpairedFinancingReceivableWithRelatedAllowanceMember" xlink:title="label: ImpairedFinancingReceivableWithRelatedAllowanceMember to label_ImpairedFinancingReceivableWithRelatedAllowanceMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceMember" xlink:label="ImpairedFinancingReceivableWithNoRelatedAllowanceMember" xlink:title="ImpairedFinancingReceivableWithNoRelatedAllowanceMember" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:label="ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:title="ImpairedFinancingReceivableUnpaidPrincipalBalance" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableUnpaidPrincipalBalance_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableUnpaidPrincipalBalance" xml:lang="en-US" id="label_ImpairedFinancingReceivableUnpaidPrincipalBalance_2">Impaired Financing Receivable, Unpaid Principal Balance</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:to="label_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:title="label: ImpairedFinancingReceivableUnpaidPrincipalBalance to label_ImpairedFinancingReceivableUnpaidPrincipalBalance" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:label="ImpairedFinancingReceivableRelatedAllowance" xlink:title="ImpairedFinancingReceivableRelatedAllowance" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableRelatedAllowance_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableRelatedAllowance" xml:lang="en-US" id="label_ImpairedFinancingReceivableRelatedAllowance_2">Impaired Financing Receivable, Related Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableRelatedAllowance" xlink:to="label_ImpairedFinancingReceivableRelatedAllowance_2" xlink:title="label: ImpairedFinancingReceivableRelatedAllowance to label_ImpairedFinancingReceivableRelatedAllowance" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableRelatedAllowance" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairedFinancingReceivableRelatedAllowance" xml:lang="en-US" id="label_ImpairedFinancingReceivableRelatedAllowance">Related Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableRelatedAllowance" xlink:to="label_ImpairedFinancingReceivableRelatedAllowance" xlink:title="label: ImpairedFinancingReceivableRelatedAllowance to label_ImpairedFinancingReceivableRelatedAllowance" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:label="ImpairedFinancingReceivableAverageRecordedInvestment" xlink:title="ImpairedFinancingReceivableAverageRecordedInvestment" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableAverageRecordedInvestment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableAverageRecordedInvestment" xml:lang="en-US" id="label_ImpairedFinancingReceivableAverageRecordedInvestment_2">Impaired Financing Receivable, Average Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableAverageRecordedInvestment" xlink:to="label_ImpairedFinancingReceivableAverageRecordedInvestment_2" xlink:title="label: ImpairedFinancingReceivableAverageRecordedInvestment to label_ImpairedFinancingReceivableAverageRecordedInvestment" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairedFinancingReceivableAverageRecordedInvestment" xml:lang="en-US" id="label_ImpairedFinancingReceivableAverageRecordedInvestment">Average Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableAverageRecordedInvestment" xlink:to="label_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:title="label: ImpairedFinancingReceivableAverageRecordedInvestment to label_ImpairedFinancingReceivableAverageRecordedInvestment" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:label="ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:title="ImpairedFinancingReceivableInterestIncomeAccrualMethod" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xml:lang="en-US" id="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod_2">Impaired Financing Receivable, Interest Income, Accrual Method</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:to="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod_2" xlink:title="label: ImpairedFinancingReceivableInterestIncomeAccrualMethod to label_ImpairedFinancingReceivableInterestIncomeAccrualMethod" />
    <label xlink:type="resource" xlink:label="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xml:lang="en-US" id="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod">Interest Recognized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:to="label_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:title="label: ImpairedFinancingReceivableInterestIncomeAccrualMethod to label_ImpairedFinancingReceivableInterestIncomeAccrualMethod" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xlink:label="PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xlink:title="PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" />
    <label xlink:type="resource" xlink:label="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xml:lang="en-US" id="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans">Period of Charge off for Past Due Unsecured Commercial Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xlink:to="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xlink:title="label: PeriodOfChargeOffForPastDueUnsecuredCommercialLoans to label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" />
    <label xlink:type="resource" xlink:label="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xml:lang="en-US" id="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans_2">Period of charge off for past due unsecured commercial loans (in days)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xlink:to="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans_2" xlink:title="label: PeriodOfChargeOffForPastDueUnsecuredCommercialLoans to label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" />
    <label xlink:type="resource" xlink:label="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans" xml:lang="en-US" id="label_PeriodOfChargeOffForPastDueUnsecuredCommercialLoans_3">Represents the period of charge off for past due unsecured commercial loans.</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract" xlink:label="FinancingReceivableRecordedInvestmentAgingAbstract" xlink:title="FinancingReceivableRecordedInvestmentAgingAbstract" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentAgingAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestmentAgingAbstract" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentAgingAbstract_2">Financing Receivable, Recorded Investment, Aging [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentAgingAbstract" xlink:to="label_FinancingReceivableRecordedInvestmentAgingAbstract_2" xlink:title="label: FinancingReceivableRecordedInvestmentAgingAbstract to label_FinancingReceivableRecordedInvestmentAgingAbstract" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentAgingAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentAgingAbstract" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentAgingAbstract">Financing receivable recorded investment</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment30To59DaysPastDue" xlink:label="FinancingReceivableRecordedInvestment30To59DaysPastDue" xlink:title="FinancingReceivableRecordedInvestment30To59DaysPastDue" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestment30To59DaysPastDue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestment30To59DaysPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestment30To59DaysPastDue_2">Financing Receivable, Recorded Investment, 30 to 59 Days Past Due</label>
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    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestment30To59DaysPastDue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestment30To59DaysPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestment30To59DaysPastDue">Past due 30-59 days</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestment30To59DaysPastDue" xlink:to="label_FinancingReceivableRecordedInvestment30To59DaysPastDue" xlink:title="label: FinancingReceivableRecordedInvestment30To59DaysPastDue to label_FinancingReceivableRecordedInvestment30To59DaysPastDue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment60To89DaysPastDue" xlink:label="FinancingReceivableRecordedInvestment60To89DaysPastDue" xlink:title="FinancingReceivableRecordedInvestment60To89DaysPastDue" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestment60To89DaysPastDue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestment60To89DaysPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestment60To89DaysPastDue_2">Financing Receivable, Recorded Investment, 60 to 89 Days Past Due</label>
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    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestment60To89DaysPastDue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestment60To89DaysPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestment60To89DaysPastDue">Past due 60-89 days</label>
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    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue">Past due 90 days or greater</label>
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    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_2">Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing</label>
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    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing">Past due 90 days or greater and still accruing</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:label="FinancingReceivableRecordedInvestmentPastDue" xlink:title="FinancingReceivableRecordedInvestmentPastDue" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentPastDue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestmentPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentPastDue_2">Financing Receivable, Recorded Investment, Past Due</label>
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    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentPastDue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentPastDue" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentPastDue">Past due, total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentPastDue" xlink:to="label_FinancingReceivableRecordedInvestmentPastDue" xlink:title="label: FinancingReceivableRecordedInvestmentPastDue to label_FinancingReceivableRecordedInvestmentPastDue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:label="FinancingReceivableRecordedInvestmentCurrent" xlink:title="FinancingReceivableRecordedInvestmentCurrent" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentCurrent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestmentCurrent" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentCurrent_2">Financing Receivable, Recorded Investment, Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentCurrent" xlink:to="label_FinancingReceivableRecordedInvestmentCurrent_2" xlink:title="label: FinancingReceivableRecordedInvestmentCurrent to label_FinancingReceivableRecordedInvestmentCurrent" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentCurrent" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentCurrent">Loans, current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentCurrent" xlink:to="label_FinancingReceivableRecordedInvestmentCurrent" xlink:title="label: FinancingReceivableRecordedInvestmentCurrent to label_FinancingReceivableRecordedInvestmentCurrent" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:label="ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:title="ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xml:lang="en-US" id="label_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable">Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:to="label_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:title="label: ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable to label_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableInformationByCreditQualityIndicatorAxis" xlink:label="FinancingReceivableInformationByCreditQualityIndicatorAxis" xlink:title="FinancingReceivableInformationByCreditQualityIndicatorAxis" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableInformationByCreditQualityIndicatorAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableInformationByCreditQualityIndicatorAxis" xml:lang="en-US" id="label_FinancingReceivableInformationByCreditQualityIndicatorAxis">Financing Receivable Information by Credit Quality Indicator [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableInformationByCreditQualityIndicatorAxis" xlink:to="label_FinancingReceivableInformationByCreditQualityIndicatorAxis" xlink:title="label: FinancingReceivableInformationByCreditQualityIndicatorAxis to label_FinancingReceivableInformationByCreditQualityIndicatorAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableByCreditQualityIndicatorDomain" xlink:label="FinancingReceivableByCreditQualityIndicatorDomain" xlink:title="FinancingReceivableByCreditQualityIndicatorDomain" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableByCreditQualityIndicatorDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableByCreditQualityIndicatorDomain" xml:lang="en-US" id="label_FinancingReceivableByCreditQualityIndicatorDomain">Financing Receivable, by Credit Quality Indicator [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableByCreditQualityIndicatorDomain" xlink:to="label_FinancingReceivableByCreditQualityIndicatorDomain" xlink:title="label: FinancingReceivableByCreditQualityIndicatorDomain to label_FinancingReceivableByCreditQualityIndicatorDomain" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PassMember" xlink:label="PassMember" xlink:title="PassMember" />
    <label xlink:type="resource" xlink:label="label_PassMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PassMember" xml:lang="en-US" id="label_PassMember">Pass</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PassMember" xlink:to="label_PassMember" xlink:title="label: PassMember to label_PassMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SpecialMentionMember" xlink:label="SpecialMentionMember" xlink:title="SpecialMentionMember" />
    <label xlink:type="resource" xlink:label="label_SpecialMentionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SpecialMentionMember" xml:lang="en-US" id="label_SpecialMentionMember">Special Review</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialMentionMember" xlink:to="label_SpecialMentionMember" xlink:title="label: SpecialMentionMember to label_SpecialMentionMember" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_SpecialPassMember" xlink:label="SpecialPassMember" xlink:title="SpecialPassMember" />
    <label xlink:type="resource" xlink:label="label_SpecialPassMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SpecialPassMember" xml:lang="en-US" id="label_SpecialPassMember">Watch List - Pass</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialPassMember" xlink:to="label_SpecialPassMember" xlink:title="label: SpecialPassMember to label_SpecialPassMember" />
    <label xlink:type="resource" xlink:label="label_SpecialPassMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SpecialPassMember" xml:lang="en-US" id="label_SpecialPassMember_2">A category of financing receivables considered to have weaknesses which represent a greater degree of risk, warranting "extra attention".</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialPassMember" xlink:to="label_SpecialPassMember_2" xlink:title="label: SpecialPassMember to label_SpecialPassMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SubstandardMember" xlink:label="SubstandardMember" xlink:title="SubstandardMember" />
    <label xlink:type="resource" xlink:label="label_SubstandardMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubstandardMember" xml:lang="en-US" id="label_SubstandardMember">Watch List - Substandard</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubstandardMember" xlink:to="label_SubstandardMember" xlink:title="label: SubstandardMember to label_SubstandardMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NonperformingFinancingReceivableMember" xlink:label="NonperformingFinancingReceivableMember" xlink:title="NonperformingFinancingReceivableMember" />
    <label xlink:type="resource" xlink:label="label_NonperformingFinancingReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NonperformingFinancingReceivableMember" xml:lang="en-US" id="label_NonperformingFinancingReceivableMember">Watch List - Impaired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonperformingFinancingReceivableMember" xlink:to="label_NonperformingFinancingReceivableMember" xlink:title="label: NonperformingFinancingReceivableMember to label_NonperformingFinancingReceivableMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:label="FinancingReceivableRecordedInvestmentLineItems" xlink:title="FinancingReceivableRecordedInvestmentLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableRecordedInvestmentLineItems" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentLineItems_2">Financing Receivable, Recorded Investment [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentLineItems" xlink:to="label_FinancingReceivableRecordedInvestmentLineItems_2" xlink:title="label: FinancingReceivableRecordedInvestmentLineItems to label_FinancingReceivableRecordedInvestmentLineItems" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableRecordedInvestmentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableRecordedInvestmentLineItems" xml:lang="en-US" id="label_FinancingReceivableRecordedInvestmentLineItems">Loan portfolio by credit quality indicator</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableRecordedInvestmentLineItems" xlink:to="label_FinancingReceivableRecordedInvestmentLineItems" xlink:title="label: FinancingReceivableRecordedInvestmentLineItems to label_FinancingReceivableRecordedInvestmentLineItems" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating_2">Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating_2" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" />
    <label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating">Maximum exercisable period for options granted (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:title="label: ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:label="TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:title="TaxAdjustmentsSettlementsAndUnusualProvisions" />
    <label xlink:type="resource" xlink:label="label_TaxAdjustmentsSettlementsAndUnusualProvisions_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TaxAdjustmentsSettlementsAndUnusualProvisions" xml:lang="en-US" id="label_TaxAdjustmentsSettlementsAndUnusualProvisions_2">Tax Adjustments, Settlements, and Unusual Provisions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:to="label_TaxAdjustmentsSettlementsAndUnusualProvisions_2" xlink:title="label: TaxAdjustmentsSettlementsAndUnusualProvisions to label_TaxAdjustmentsSettlementsAndUnusualProvisions" />
    <label xlink:type="resource" xlink:label="label_TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TaxAdjustmentsSettlementsAndUnusualProvisions" xml:lang="en-US" id="label_TaxAdjustmentsSettlementsAndUnusualProvisions">Tax adjustment and interest due, expensed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:to="label_TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:title="label: TaxAdjustmentsSettlementsAndUnusualProvisions to label_TaxAdjustmentsSettlementsAndUnusualProvisions" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:label="FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:title="FinancingReceivableIndividuallyEvaluatedForImpairment" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableIndividuallyEvaluatedForImpairment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableIndividuallyEvaluatedForImpairment" xml:lang="en-US" id="label_FinancingReceivableIndividuallyEvaluatedForImpairment_2">Financing Receivable, Individually Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:to="label_FinancingReceivableIndividuallyEvaluatedForImpairment_2" xlink:title="label: FinancingReceivableIndividuallyEvaluatedForImpairment to label_FinancingReceivableIndividuallyEvaluatedForImpairment" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableIndividuallyEvaluatedForImpairment" xml:lang="en-US" id="label_FinancingReceivableIndividuallyEvaluatedForImpairment">Loans individually evaluated for impairment, Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:to="label_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:title="label: FinancingReceivableIndividuallyEvaluatedForImpairment to label_FinancingReceivableIndividuallyEvaluatedForImpairment" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:label="FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:title="FinancingReceivableCollectivelyEvaluatedForImpairment" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableCollectivelyEvaluatedForImpairment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableCollectivelyEvaluatedForImpairment" xml:lang="en-US" id="label_FinancingReceivableCollectivelyEvaluatedForImpairment_2">Financing Receivable, Collectively Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:to="label_FinancingReceivableCollectivelyEvaluatedForImpairment_2" xlink:title="label: FinancingReceivableCollectivelyEvaluatedForImpairment to label_FinancingReceivableCollectivelyEvaluatedForImpairment" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableCollectivelyEvaluatedForImpairment" xml:lang="en-US" id="label_FinancingReceivableCollectivelyEvaluatedForImpairment">Loans collectively evaluated for impairment, Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:to="label_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:title="label: FinancingReceivableCollectivelyEvaluatedForImpairment to label_FinancingReceivableCollectivelyEvaluatedForImpairment" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SubordinatedBorrowingsDisclosureTextBlock" xlink:label="SubordinatedBorrowingsDisclosureTextBlock" xlink:title="SubordinatedBorrowingsDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_SubordinatedBorrowingsDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubordinatedBorrowingsDisclosureTextBlock" xml:lang="en-US" id="label_SubordinatedBorrowingsDisclosureTextBlock">Junior Subordinated Interest Deferrable Debentures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubordinatedBorrowingsDisclosureTextBlock" xlink:to="label_SubordinatedBorrowingsDisclosureTextBlock" xlink:title="label: SubordinatedBorrowingsDisclosureTextBlock to label_SubordinatedBorrowingsDisclosureTextBlock" />
    <label xlink:type="resource" xlink:label="label_SubordinatedBorrowingsDisclosureTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubordinatedBorrowingsDisclosureTextBlock" xml:lang="en-US" id="label_SubordinatedBorrowingsDisclosureTextBlock_2">Subordinated Borrowings Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubordinatedBorrowingsDisclosureTextBlock" xlink:to="label_SubordinatedBorrowingsDisclosureTextBlock_2" xlink:title="label: SubordinatedBorrowingsDisclosureTextBlock to label_SubordinatedBorrowingsDisclosureTextBlock" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="DebtInstrumentTable" xlink:title="DebtInstrumentTable" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentTable" xml:lang="en-US" id="label_DebtInstrumentTable">Debt Instrument [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentTable" xlink:to="label_DebtInstrumentTable" xlink:title="label: DebtInstrumentTable to label_DebtInstrumentTable" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="DebtInstrumentAxis" xlink:title="DebtInstrumentAxis" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentAxis" xml:lang="en-US" id="label_DebtInstrumentAxis">Debt Instrument [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentAxis" xlink:to="label_DebtInstrumentAxis" xlink:title="label: DebtInstrumentAxis to label_DebtInstrumentAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="DebtInstrumentNameDomain" xlink:title="DebtInstrumentNameDomain" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentNameDomain" xml:lang="en-US" id="label_DebtInstrumentNameDomain">Debt Instrument, Name [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentNameDomain" xlink:to="label_DebtInstrumentNameDomain" xlink:title="label: DebtInstrumentNameDomain to label_DebtInstrumentNameDomain" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="DebtInstrumentLineItems" xlink:title="DebtInstrumentLineItems" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentLineItems" xml:lang="en-US" id="label_DebtInstrumentLineItems">Junior subordinated deferrable interest debentures, major types of business trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentLineItems" xlink:to="label_DebtInstrumentLineItems" xlink:title="label: DebtInstrumentLineItems to label_DebtInstrumentLineItems" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentLineItems" xml:lang="en-US" id="label_DebtInstrumentLineItems_2">Debt Instrument [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentLineItems" xlink:to="label_DebtInstrumentLineItems_2" xlink:title="label: DebtInstrumentLineItems to label_DebtInstrumentLineItems" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:label="DebtInstrumentInterestRateDuringPeriod" xlink:title="DebtInstrumentInterestRateDuringPeriod" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentInterestRateDuringPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentInterestRateDuringPeriod" xml:lang="en-US" id="label_DebtInstrumentInterestRateDuringPeriod">Debt Instrument, Interest Rate During Period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentInterestRateDuringPeriod" xlink:to="label_DebtInstrumentInterestRateDuringPeriod" xlink:title="label: DebtInstrumentInterestRateDuringPeriod to label_DebtInstrumentInterestRateDuringPeriod" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentInterestRateDuringPeriod_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentInterestRateDuringPeriod" xml:lang="en-US" id="label_DebtInstrumentInterestRateDuringPeriod_2">Interest rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentInterestRateDuringPeriod" xlink:to="label_DebtInstrumentInterestRateDuringPeriod_2" xlink:title="label: DebtInstrumentInterestRateDuringPeriod to label_DebtInstrumentInterestRateDuringPeriod" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:label="DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:title="DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xml:lang="en-US" id="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears">Debt Instrument, Description of Variable Rate Basis, after Five Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:to="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:title="label: DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears to label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xml:lang="en-US" id="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears_2">The reference rate for the variable rate of the debt instrument after five years.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:to="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears_2" xlink:title="label: DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears to label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xml:lang="en-US" id="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears_3">Interest rate index, reference rate, after five years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" xlink:to="label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears_3" xlink:title="label: DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears to label_DebtInstrumentDescriptionOfVariableRateBasisAfterFiveYears" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:label="DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:title="DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears">Debt Instrument, Basis Spread on Variable Rate, after Five Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:title="label: DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears to label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears_2">The percentage points added to the reference rate to compute the variable rate on the debt instrument after five years.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears_2" xlink:title="label: DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears to label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears_3">Interest rate index, percentage on reference rate, after five years (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears_3" xlink:title="label: DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears to label_DebtInstrumentBasisSpreadOnVariableRateAfterFiveYears" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate" xlink:label="DebtInstrumentBasisSpreadOnVariableRate" xlink:title="DebtInstrumentBasisSpreadOnVariableRate" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRate" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRate">Spread on interest rate index (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRate" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRate" xlink:title="label: DebtInstrumentBasisSpreadOnVariableRate to label_DebtInstrumentBasisSpreadOnVariableRate" />
    <label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRate_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRate" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRate_2">Debt Instrument, Basis Spread on Variable Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRate" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRate_2" xlink:title="label: DebtInstrumentBasisSpreadOnVariableRate to label_DebtInstrumentBasisSpreadOnVariableRate" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_StockRepurchaseProgramCumulativeSharesRepurchased" xlink:label="StockRepurchaseProgramCumulativeSharesRepurchased" xlink:title="StockRepurchaseProgramCumulativeSharesRepurchased" />
    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramCumulativeSharesRepurchased" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockRepurchaseProgramCumulativeSharesRepurchased" xml:lang="en-US" id="label_StockRepurchaseProgramCumulativeSharesRepurchased">Stock Repurchase Program, Cumulative Shares Repurchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchaseProgramCumulativeSharesRepurchased" xlink:to="label_StockRepurchaseProgramCumulativeSharesRepurchased" xlink:title="label: StockRepurchaseProgramCumulativeSharesRepurchased to label_StockRepurchaseProgramCumulativeSharesRepurchased" />
    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramCumulativeSharesRepurchased_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockRepurchaseProgramCumulativeSharesRepurchased" xml:lang="en-US" id="label_StockRepurchaseProgramCumulativeSharesRepurchased_2">The cumulative number of shares that have been repurchased under all stock repurchase programs as of a certain date.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchaseProgramCumulativeSharesRepurchased" xlink:to="label_StockRepurchaseProgramCumulativeSharesRepurchased_2" xlink:title="label: StockRepurchaseProgramCumulativeSharesRepurchased to label_StockRepurchaseProgramCumulativeSharesRepurchased" />
    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramCumulativeSharesRepurchased_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockRepurchaseProgramCumulativeSharesRepurchased" xml:lang="en-US" id="label_StockRepurchaseProgramCumulativeSharesRepurchased_3">Cumulative number of shares repurchased under all stock repurchase programs (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchaseProgramCumulativeSharesRepurchased" xlink:to="label_StockRepurchaseProgramCumulativeSharesRepurchased_3" xlink:title="label: StockRepurchaseProgramCumulativeSharesRepurchased to label_StockRepurchaseProgramCumulativeSharesRepurchased" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:label="StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:title="StockRepurchaseProgramCumulativeCostOfSharesRepurchased" />
    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xml:lang="en-US" id="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased">Stock Repurchase Program, Cumulative Cost of Shares Repurchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:to="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:title="label: StockRepurchaseProgramCumulativeCostOfSharesRepurchased to label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" />
    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xml:lang="en-US" id="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased_2">The cumulative cost of shares that have been repurchased under all stock repurchase programs as of a certain date.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:to="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased_2" xlink:title="label: StockRepurchaseProgramCumulativeCostOfSharesRepurchased to label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" />
    <label xlink:type="resource" xlink:label="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xml:lang="en-US" id="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased_3">Cumulative cost of shares repurchased under all stock repurchase programs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchaseProgramCumulativeCostOfSharesRepurchased" xlink:to="label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased_3" xlink:title="label: StockRepurchaseProgramCumulativeCostOfSharesRepurchased to label_StockRepurchaseProgramCumulativeCostOfSharesRepurchased" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:label="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:title="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments">Loans individually evaluated for impairment, Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:to="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:title="label: FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments to label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments_2">Financing Receivable Allowance for Credit Losses, Individually Evaluated for Impairments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:to="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments_2" xlink:title="label: FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments to label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" />
    <label xlink:type="resource" xlink:label="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xml:lang="en-US" id="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments_3">The valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" xlink:to="label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments_3" xlink:title="label: FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments to label_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairments" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_OperatingSegmentNumber" xlink:label="OperatingSegmentNumber" xlink:title="OperatingSegmentNumber" />
    <label xlink:type="resource" xlink:label="label_OperatingSegmentNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingSegmentNumber" xml:lang="en-US" id="label_OperatingSegmentNumber">Operating Segment, Number</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingSegmentNumber" xlink:to="label_OperatingSegmentNumber" xlink:title="label: OperatingSegmentNumber to label_OperatingSegmentNumber" />
    <label xlink:type="resource" xlink:label="label_OperatingSegmentNumber_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OperatingSegmentNumber" xml:lang="en-US" id="label_OperatingSegmentNumber_2">The number of operating segments of the entity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingSegmentNumber" xlink:to="label_OperatingSegmentNumber_2" xlink:title="label: OperatingSegmentNumber to label_OperatingSegmentNumber" />
    <label xlink:type="resource" xlink:label="label_OperatingSegmentNumber_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingSegmentNumber" xml:lang="en-US" id="label_OperatingSegmentNumber_3">Number of operating segments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingSegmentNumber" xlink:to="label_OperatingSegmentNumber_3" xlink:title="label: OperatingSegmentNumber to label_OperatingSegmentNumber" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xlink:label="LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xlink:title="LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xml:lang="en-US" id="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract">Loans and Leases Receivable, Net of Deferred Income [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xlink:to="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xlink:title="label: LoansAndLeasesReceivableNetOfDeferredIncomeAbstract to label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" />
    <label xlink:type="resource" xlink:label="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xml:lang="en-US" id="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract_2">Summary of net loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" xlink:to="label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract_2" xlink:title="label: LoansAndLeasesReceivableNetOfDeferredIncomeAbstract to label_LoansAndLeasesReceivableNetOfDeferredIncomeAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:label="ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:title="ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" />
    <label xlink:type="resource" xlink:label="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xml:lang="en-US" id="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:to="label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:title="label: ScheduleOfAccountsNotesLoansAndFinancingReceivableTable to label_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" />
    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_LoansReceivableCommericalFinancialAndAgriculturalMember" xlink:label="LoansReceivableCommericalFinancialAndAgriculturalMember" xlink:title="LoansReceivableCommericalFinancialAndAgriculturalMember" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableCommericalFinancialAndAgriculturalMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LoansReceivableCommericalFinancialAndAgriculturalMember" xml:lang="en-US" id="label_LoansReceivableCommericalFinancialAndAgriculturalMember">Reflects the sum of the carrying amounts of unpaid loans issued to businesses to provide financing for cash needs, financial asset purchases, or farm-related purposes. Includes all loans not included in another category. This category includes, but is not limited to, loans to real estate investment trusts; mortgage companies, banks, and other financial institutions; loans for carrying securities; and loans for agricultural purposes. This element does not include loans secured primarily by developed real estate.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableCommericalFinancialAndAgriculturalMember" xlink:to="label_LoansReceivableCommericalFinancialAndAgriculturalMember" xlink:title="label: LoansReceivableCommericalFinancialAndAgriculturalMember to label_LoansReceivableCommericalFinancialAndAgriculturalMember" />
    <label xlink:type="resource" xlink:label="label_LoansReceivableCommericalFinancialAndAgriculturalMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansReceivableCommericalFinancialAndAgriculturalMember" xml:lang="en-US" id="label_LoansReceivableCommericalFinancialAndAgriculturalMember_2">Commercial, financial and agricultural</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableCommericalFinancialAndAgriculturalMember" xlink:to="label_LoansReceivableCommericalFinancialAndAgriculturalMember_2" xlink:title="label: LoansReceivableCommericalFinancialAndAgriculturalMember to label_LoansReceivableCommericalFinancialAndAgriculturalMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ResidentialMortgageMember" xlink:label="ResidentialMortgageMember" xlink:title="ResidentialMortgageMember" />
    <label xlink:type="resource" xlink:label="label_ResidentialMortgageMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResidentialMortgageMember" xml:lang="en-US" id="label_ResidentialMortgageMember">Real estate - mortgage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResidentialMortgageMember" xlink:to="label_ResidentialMortgageMember" xlink:title="label: ResidentialMortgageMember to label_ResidentialMortgageMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:label="AccountsNotesAndLoansReceivableLineItems" xlink:title="AccountsNotesAndLoansReceivableLineItems" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="StockholdersEquityNoteAbstract" xlink:title="StockholdersEquityNoteAbstract" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="CommitmentsAndContingenciesDisclosureAbstract" xlink:title="CommitmentsAndContingenciesDisclosureAbstract" />
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_AccruedPartialRedemptionOfPreferredSecuritiesNonCashFinancingAndInvestingActivitiesImpact" xlink:label="AccruedPartialRedemptionOfPreferredSecuritiesNonCashFinancingAndInvestingActivitiesImpact" xlink:title="AccruedPartialRedemptionOfPreferredSecuritiesNonCashFinancingAndInvestingActivitiesImpact" />
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    <label xlink:type="resource" xlink:label="label_SubordinatedBorrowingsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubordinatedBorrowingsAbstract" xml:lang="en-US" id="label_SubordinatedBorrowingsAbstract">Junior Subordinated Interest Deferrable Debentures</label>
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    <label xlink:type="resource" xlink:label="label_BankingAndThriftAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BankingAndThriftAbstract" xml:lang="en-US" id="label_BankingAndThriftAbstract">Capital Ratios</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="AccountingPoliciesAbstract" xlink:title="AccountingPoliciesAbstract" />
    <label xlink:type="resource" xlink:label="label_AccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountingPoliciesAbstract" xml:lang="en-US" id="label_AccountingPoliciesAbstract">Summary of Significant Accounting Policies</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="PropertyPlantAndEquipmentAbstract" xlink:title="PropertyPlantAndEquipmentAbstract" />
    <label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentAbstract" xml:lang="en-US" id="label_PropertyPlantAndEquipmentAbstract">Bank Premises and Equipment</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:title="GoodwillAndIntangibleAssetsDisclosureAbstract" />
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_DepositsDisclosureAbstract" xlink:label="DepositsDisclosureAbstract" xlink:title="DepositsDisclosureAbstract" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="IncomeTaxDisclosureAbstract" xlink:title="IncomeTaxDisclosureAbstract" />
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    <label xlink:type="resource" xlink:label="label_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity">Stockholders' Equity Attributable to Parent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity" xlink:title="label: StockholdersEquity to label_StockholdersEquity" />
    <label xlink:type="resource" xlink:label="label_StockholdersEquity_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity_2">Total shareholders' equity</label>
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    <label xlink:type="resource" xlink:label="label_StockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityAbstract" xml:lang="en-US" id="label_StockholdersEquityAbstract">Shareholders' equity:</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract">Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract to label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_2">Operating activities:</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations">Net Cash Provided by (Used in) Operating Activities, Continuing Operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesContinuingOperations to label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract">Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:title="label: NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract to label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_2" xlink:title="label: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract">Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:title="label: NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract to label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" />
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    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations">Net Cash Provided by (Used in) Financing Activities, Continuing Operations</label>
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    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_2">Net cash used in financing activities</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:label="NetCashProvidedByUsedInContinuingOperations" xlink:title="NetCashProvidedByUsedInContinuingOperations" />
    <label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInContinuingOperations">Net Cash Provided by (Used in) Continuing Operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInContinuingOperations" xlink:to="label_NetCashProvidedByUsedInContinuingOperations" xlink:title="label: NetCashProvidedByUsedInContinuingOperations to label_NetCashProvidedByUsedInContinuingOperations" />
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:label="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:title="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" />
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    <loc xlink:type="locator" xlink:href="iboc-20110930.xsd#iboc_SubsidiaryBanksNumber" xlink:label="SubsidiaryBanksNumber" xlink:title="SubsidiaryBanksNumber" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsidiaryBanksNumber" xlink:to="label_SubsidiaryBanksNumber_2" xlink:title="label: SubsidiaryBanksNumber to label_SubsidiaryBanksNumber" />
    <label xlink:type="resource" xlink:label="label_SubsidiaryBanksNumber_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SubsidiaryBanksNumber" xml:lang="en-US" id="label_SubsidiaryBanksNumber_3">The number of subsidiary banks under a restructuring plan.</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NumberOfStores" xlink:label="NumberOfStores" xlink:title="NumberOfStores" />
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