EXHIBIT 32.2
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 accompanying Quarterly Report of Acxiom Corporation (the Company) on Form 10-Q for the period ending December 31, 2005 as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Rodger S. Kline, Chief Finance & Administration Leader (principal financial officer) of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, to my knowledge, that:
(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 result of operations of the Company.
/s/ Rodger S. Kline
Rodger S. Kline
Chief Finance & Administration Leader
(principal financial officer)
February 8, 2006