-----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,
 PqweDWLzNoqE45vPF4BC0/S3TUYaen8bANVKdLqBsua33pnceSDDcJ69mXbsfXPg
 uUzKj4dlLu89gkBYV0q0EQ==

<SEC-DOCUMENT>0001181431-06-040066.txt : 20060705
<SEC-HEADER>0001181431-06-040066.hdr.sgml : 20060704
<ACCEPTANCE-DATETIME>20060705140150
ACCESSION NUMBER:		0001181431-06-040066
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060630
FILED AS OF DATE:		20060705
DATE AS OF CHANGE:		20060705

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:		06942846

	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>rrd122839.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-06-30</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>1550 PEACHTREE STREET, N.W.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30309</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-06-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>477</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.34</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>477</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25106</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each share of phantom stock is the economic equivalent of one share of common stock.  The shares of phantom stock become payable, in cash, at the election of the reporting person, upon the reporting person's termination of service as a director.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Kathryn J. Harris as Attorney-in-Fact for Larry L. Prince</signatureName>
        <signatureDate>2006-07-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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