<SEC-DOCUMENT>0001787296-21-000012.txt : 20210406
<SEC-HEADER>0001787296-21-000012.hdr.sgml : 20210406
<ACCEPTANCE-DATETIME>20210406105250
ACCESSION NUMBER:		0001787296-21-000012
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210402
FILED AS OF DATE:		20210406
DATE AS OF CHANGE:		20210406

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			IRIZARRY MICHAEL
		CENTRAL INDEX KEY:			0001232376

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09712
		FILM NUMBER:		21808389

	MAIL ADDRESS:	
		STREET 1:		8410 W BRYN MAWR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNITED STATES CELLULAR CORP
		CENTRAL INDEX KEY:			0000821130
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO TELEPHONE COMMUNICATIONS [4812]
		IRS NUMBER:				621147325
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8410 W BRYN MAWR AVE
		STREET 2:		STE 700
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631
		BUSINESS PHONE:		7733998900

	MAIL ADDRESS:	
		STREET 1:		8410 W BRYN MAWR AVE
		STREET 2:		STE 700
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_161772069192295.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <periodOfReport>2021-04-02</periodOfReport>

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        <issuerName>UNITED STATES CELLULAR CORP</issuerName>
        <issuerTradingSymbol>USM</issuerTradingSymbol>
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            <rptOwnerName>IRIZARRY MICHAEL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8410 W. BRYN MAWR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60631</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP-CTO</officerTitle>
            <otherText></otherText>
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    </reportingOwner>

    <nonDerivativeTable>
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                <value>Common Shares</value>
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            <transactionDate>
                <value>2021-04-02</value>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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    <derivativeTable>
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                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
                <underlyingSecurityShares>
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                    <value>29308</value>
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                <underlyingSecurityShares>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.0</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-04-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>22561</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
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                <transactionAcquiredDisposedCode>
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                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
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                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Vesting of restricted stock units that were awarded on April 2, 2021 under the United States Cellular Corporation Long-Term Incentive Plan.</footnote>
        <footnote id="F2">Vesting of performance share units granted on April 2 2018.  Performance share units were adjusted for performance and became time based on March 12, 2019.</footnote>
        <footnote id="F3">Shares withheld to pay for taxes</footnote>
        <footnote id="F4">These restricted stock units were awarded under the United States Cellular Corporation Long-Term Incentive Plan. These restricted stock units will vest on the third anniversary of the transaction date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Julie D. Mathews, by power of atty</signatureName>
        <signatureDate>2021-04-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
