Exhibit 32(b)

Certification of

Chief Financial Officer

Of 99¢ Only Stores

This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and accompanies the annual report on Form 10-K (the "Report") for the period ended March 28, 2009 of 99¢ Only Stores (the "Issuer").

I, Robert Kautz, the Chief Financial Officer of the Issuer certify that to the best of my knowledge:

(i) the Report fully complies with the requirements of section 13(a) or section 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m(a) or 78o(d)); and

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

Dated: June 10, 2009

By:   /s/ Robert Kautz

Name:   Robert Kautz

Title:     Executive Vice President and Chief Financial Officer