STAMPS.COM FOURTH QUARTER & YEAR-END 2007 FINANCIAL RESULTS CALL INVITATION

LOS ANGELES – January 23, 2008 – Stamps.com® (Nasdaq: STMP) today announced an invitation to join the Stamps.com Fourth Quarter and Year–End 2007 Financial Results Conference Call. The call will take place Wednesday, February 13, 2008 at 5:00 pm ET. The dial–in is (719) 325-4863 (no passcode necessary). The call will also be web cast from our Investor Relations Web site at http://investor.stamps.com. The fourth quarter 2007 earnings press release will precede the earnings call at 4:30 pm ET on February 13, 2008.

If you have any questions, please call Stamps.com Investor Relations at (310) 482–5830 or e–mail us at invrel@stamps.com.

We look forward to your participation.

This message is not an offer to sell securities and is not soliciting an offer to buy securities.

About Stamps.com and PhotoStamps

Stamps.com (Nasdaq: STMP) is a leading provider of Internet–based postage services. Stamps.com (www.stamps.com) enables small businesses, enterprises, and consumers to print U.S. Postal Service–approved postage with just a PC, printer and Internet connection, right from their home or office. The Company targets its services to small businesses and home offices, and currently has partnerships with companies including Microsoft, CompUSA, EarthLink, HP, NCR, Office Depot, Vendio and the U.S. Postal Service.

PhotoStamps (www.photostamps.com) is a patented Stamps.com product that couples the technology of PC Postage with the simplicity of a web–based image upload and order process. Since launching PhotoStamps for the third market test in May 2005, more than 45 million individual PhotoStamps have been shipped to customers. PhotoStamps is currently available under authorization of the U.S. Postal Service for its fourth phase market test with an authorization through May 16, 2008.

“Safe Harbor” Statement under the Private Securities Litigation Reform Act of 1995: This release includes forward–looking statements about our anticipated results and our PhotoStamps spend that involve risks and uncertainties. Important factors, including the Company’s ability to complete and ship its products, maintain desirable economics for its products and obtain or maintain 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, 2006, Quarterly Reports on Form 10–Q, and 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 PhotoStamps are trademarks or registered trademarks of Stamps.com Inc. All other brands and names are property of their respective owners.

Stamps.com Investor Contact:
Stamps.com Investor Relations
(310) 482–5830
http://investor.stamps.com

Press Contact:
Brew Media Relations
(310) 600-7160
dena@brewpr.com