CERTIFICATION PURSUANT TO
18 U. S. C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Quarterly Report of Equifax Inc. (the "Company") on Form 10-Q for the period ended September 30, 2008, as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Lee Adrean, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:
(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
| Date: October 28, 2008 | /s/ LEE ADREAN Lee Adrean Corporate Vice President and Chief Financial Officer |