-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 LspPzq160njJHsMnqOZPHQIgY4PlewwZ8i11pAc5xtAAVsLfIyUgr5L39bDrncGa
 U7z2h/MSzflyHTRmo5PzPg==

<SEC-DOCUMENT>0001181431-03-007969.txt : 20030516
<SEC-HEADER>0001181431-03-007969.hdr.sgml : 20030516
<ACCEPTANCE-DATETIME>20030516161348
ACCESSION NUMBER:		0001181431-03-007969
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030514
FILED AS OF DATE:		20030516

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQUIFAX INC
		CENTRAL INDEX KEY:			0000033185
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-CONSUMER CREDIT REPORTING, COLLECTION AGENCIES [7320]
		IRS NUMBER:				580401110
		STATE OF INCORPORATION:			GA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1600 PEACHTREE ST NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30302
		BUSINESS PHONE:		4048858000

	MAIL ADDRESS:	
		STREET 1:		1600 PEACHTREE ST NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RETAIL CREDIT CO
		DATE OF NAME CHANGE:	19760222

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PRINCE LARRY L
		CENTRAL INDEX KEY:			0001014182

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06605
		FILM NUMBER:		03708724

	BUSINESS ADDRESS:	
		STREET 1:		SUNTRUST BANKS INC
		STREET 2:		P O BOX 4418 MC 643
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30302
		BUSINESS PHONE:		4045887165

	MAIL ADDRESS:	
		STREET 1:		SUNTRUST BANKS INC
		STREET 2:		P O BOX 4418 MC643
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30302
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd9164.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

<documentType>4</documentType>
<periodOfReport>2003-05-14</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
<issuer><issuerCik>0000033185</issuerCik>
        <issuerName>EQUIFAX INC</issuerName>
<issuerTradingSymbol>EFX</issuerTradingSymbol></issuer>
<reportingOwner>
<reportingOwnerId>
<rptOwnerCik>0001014182</rptOwnerCik>
            <rptOwnerName>PRINCE LARRY L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
<reportingOwnerRelationship>
<isDirector>1</isDirector>
<isOfficer>0</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle></officerTitle>
<otherText></otherText></reportingOwnerRelationship></reportingOwner>
<derivativeSecurity>
<securityTitle>
<value>Stock Option/Right-to-Buy</value></securityTitle>
<conversionOrExercisePrice>
<value>23.44</value></conversionOrExercisePrice>
<transactionDate>
<value>2003-05-14</value></transactionDate>
<transactionCoding>
<transactionFormType>4</transactionFormType>
<transactionCode>A</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved></transactionCoding>
<transactionAmounts>
<transactionShares>
<value>7000</value></transactionShares>
<transactionValue>
<value>23.44</value></transactionValue>
<transactionAcquiredDisposedCode>
<value>A</value></transactionAcquiredDisposedCode></transactionAmounts>
<exerciseDate>
<value>2004-05-14</value></exerciseDate>
<expirationDate>
<value>2013-05-14</value></expirationDate>
<underlyingSecurity>
<underlyingSecurityTitle>
<value>Common Stock</value></underlyingSecurityTitle>
<underlyingSecurityShares>
<value>7000</value></underlyingSecurityShares></underlyingSecurity>
<postTransactionAmounts>
<sharesOwnedFollowingTransaction>
<value>23890</value></sharesOwnedFollowingTransaction></postTransactionAmounts>
<ownershipNature>
<directOrIndirectOwnership>
<value>D</value></directOrIndirectOwnership>
<natureOfOwnership>
<value></value></natureOfOwnership></ownershipNature></derivativeSecurity>
<ownerSignature>
<signatureName>Larry L. Prince</signatureName>
<signatureDate>2003-05-16</signatureDate></ownerSignature></ownershipDocument>


</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
