EXHIBIT 32.1

                            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 Annual Report of infoUSA Inc. ("infoUSA") on Form 10-K
for the year ended December 31, 2003 as filed with the Securities and Exchange
Commission on the date hereof (the "Report"), I, Vinod Gupta, Chief Executive
Officer of infoUSA, 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, as
                  amended; and

         (2)      The information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of infoUSA.


/s/ Vinod Gupta
- -------------------
Vinod Gupta
Chief Executive Officer
March 15, 2004




                                                                    EXHIBIT 32.1

                            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 Annual Report of infoUSA Inc. ("infoUSA") on Form 10-K
for the year ended December 31, 2003 as filed with the Securities and Exchange
Commission on the date hereof (the "Report"), I, Raj Das, Chief Financial
Officer of infoUSA, 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, as
                  amended; and

         (2)      The information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of infoUSA.


/s/ Raj Das
- -------------------
Raj Das
Chief Financial Officer
March 15, 2004