EXHIBIT 32.2

                  CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER
                       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 on Form 10-Q of Plumas
Bancorp for the quarter ended September 30, 2003, I, Douglas N. Biddle,
Executive Vice President and Chief Financial Officer of Plumas Bancorp, hereby
certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906
of the Sarbanes-Oxley Act of 2002 that:

         (1)      such Quarterly Report on Form 10-Q of Plumas Bancorp for the
                  quarter ended September 30, 2003, 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 such Quarterly Report on Form
                  10-Q of Plumas Bancorp for the quarter ended September 30,
                  2003, fairly presents, in all material respects, the financial
                  condition and results of operations of Plumas Bancorp.

Dated November 10, 2003                     /s/ Douglas N. Biddle
                                            ------------------------
                                            Douglas N. Biddle
                                            Executive Vice President and CFO