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 September 30, 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)
November 8, 2005