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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 CRqNHvo6Y8RreIIpa6wNM+ThKD2+sO6mDmZ7OHnKCBrK0p/o9F5VZehcPIa9do6d
 V/WiWcL9hMhE/lSOv1nGjA==

<SEC-DOCUMENT>0000881791-03-000073.txt : 20031215
<SEC-HEADER>0000881791-03-000073.hdr.sgml : 20031215
<ACCEPTANCE-DATETIME>20031215111400
ACCESSION NUMBER:		0000881791-03-000073
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031212
FILED AS OF DATE:		20031215

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LILIENTHAL STEPHEN W
		CENTRAL INDEX KEY:			0001201422

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19791
		FILM NUMBER:		031053378

	BUSINESS ADDRESS:	
		STREET 1:		CNA
		STREET 2:		CNA PLAZA, 40S
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60685

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			USF CORP
		CENTRAL INDEX KEY:			0000881791
		STANDARD INDUSTRIAL CLASSIFICATION:	TRUCKING (NO LOCAL) [4213]
		IRS NUMBER:				363790696
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8550 W BRYN MAWR AVE
		STREET 2:		SUITE 700
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631
		BUSINESS PHONE:		773.824-1000

	MAIL ADDRESS:	
		STREET 1:		8550 W. BRYN MAWR AVE
		STREET 2:		SUITE 700
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	USFREIGHTWAYS CORP
		DATE OF NAME CHANGE:	19970410

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TNT FREIGHTWAYS CORP
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001201422d20031215f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-12-12</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000881791</issuerCik><issuerName>USF CORP</issuerName>        <issuerTradingSymbol>USFC</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001201422</rptOwnerCik><rptOwnerName>LILIENTHAL STEPHEN W</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>33 KETTERLING CT.</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>N. BARRINGTON</rptOwnerCity><rptOwnerState>IL</rptOwnerState><rptOwnerZipCode>60010</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle></officerTitle><otherText></otherText></reportingOwnerRelationship></reportingOwner><nonDerivativeTable></nonDer
ivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Stock Options (Right to buy)</value></securityTitle><conversionOrExercisePrice><value>33.42</value></conversionOrExercisePrice><transactionDate><value>2003-12-12</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>5000</value><footnoteId id="F1"/></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2004-12-12</value></exerciseDate><expirationDate><value>2013-12-12</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>5000</value></underlyingSecurityShares></u
nderlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeHolding><securityTitle><value>Stock Options (Right to buy)</value></securityTitle><conversionOrExercisePrice><value>34.3</value></conversionOrExercisePrice><exerciseDate><value>2004-09-02</value></exerciseDate><expirationDate><value>2013-09-02</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>10000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>10000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectO
wnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">The options to buy common stock become exercisable over a 5 year period, with 20% of the granted options becoming exercisable on the anniversary date of each grant date starting with the first anniversary date of the grant date.</footnote></footnotes><ownerSignature><signatureName>Richard C. Pagano/Dora Travaglio</signatureName><signatureDate>2003-12-15</signatureDate></ownerSignature></ownershipDocument>

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