EXHIBIT 99.2
                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 Quarterly Report of Intervoice, Inc. (the "Company")
on Form 10-Q for the period ended May 31, 2003, as filed with the Securities and
Exchange Commission on the date hereof (the "Report"), I, Rob-Roy J. Graham,
Executive Vice President and 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:

     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:         July 15, 2003
                                         /s/ Rob-Roy J. Graham
                                         ---------------------------------------
                                         Rob-Roy J. Graham
                                         Executive Vice President and
                                         Chief Financial Officer