Stamps.com to Present at Bear Stearns 15th Annual Technology Conference

SANTA MONICA, Calif. – June 10, 2004 – Stamps.com^™ (Nasdaq: STMP) will be presenting on Tuesday June 15, 2004 at Bear Stearns 15th Annual Technology Conference. The conference will be held at the Grand Hyatt Hotel in New York City. The presentation will begin at 3:55 p.m. Eastern Time (12:55 a.m. Pacific Time).

About Stamps.com

Stamps.com (Nasdaq: STMP) is a leading provider of Internet-based postage services. Stamps.com enables customers to print U.S. Postal Service-approved postage with just a PC, printer and Internet connection. The company targets its services to small businesses, home offices, and individuals, and currently has partnerships with companies including CompUSA, EarthLink, HP, Microsoft, NCR, Office Depot, and the U.S. Postal Service.

“Safe Harbor” Statement under the Private Securities Litigation Reform Act of 1995: This release may contain forward-looking statements that involve risks and uncertainties. Important factors, including the company’s ability to complete its products and obtain regulatory approval, which could cause actual results to differ materially from those in the forward-looking statements, are detailed in filings with the Securities and Exchange Commission made from time to time by Stamps.com, including its Annual Report on Form 10-K for the fiscal year ended December 31, 2003, its subsequent Quarterly Reports on Form 10-Q, and its Current Reports on Form 8-K. Stamps.com undertakes no obligation to release publicly any revisions to any forward-looking statements to reflect events or circumstances after the date hereof or to reflect the occurrence of unanticipated events.

Stamps.com, the Stamps.com logo and NetStamps are trademarks of Stamps.com Inc. All other brands and names are property of their respective owners.