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 Amended Annual Report of Piedmont Natural Gas Company,
Inc. (the "Company"), on Form 10-K/A for the period ended October 31, 2004, as
filed with the Securities and Exchange Commission on the date hereof (the
"Report"), I, David J. Dzuricky, Senior 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 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.

January 24, 2005

/s/ David J. Dzuricky
- ----------------------------
David J. Dzuricky
Senior Vice President and Chief Financial Officer

A signed original of this written statement required by Section 906, or other
document authenticating, acknowledging, or otherwise adopting the signature that
appears in typed form within the electronic version of this written statement
required by Section 906, has been provided to the Company and will be retained
by the Company and furnished to the Securities and Exchange Commission or its
staff upon request.