Pleased with New Market Test for Customized Postage

New Test Expected to Allow Commercial Images on Customized Postage

LOS ANGELES – March 13, 2006 –® (Nasdaq: STMP), the leading provider of Internet-based postage services, today announced that the U.S. Postal Service has notified the public of a new market test for customized postage that is expected to begin later this month or next month, and is expected to continue for a period of two years. In addition, beginning with this new market test, the U.S. Postal Service is expected to lift the restriction on business advertising on customized postage, which has been in place since the second market test began in May 2005. plans to participate in the new market test with its PhotoStamps® product, and will begin marketing PhotoStamps for business use as soon as the business advertising restriction is lifted.

The third market test, expected to commence prior to the May 2006 end date of the second market test, will continue to allow consumers to turn their photos, designs or images into valid U.S. postage. Since the beginning of the second market test in May 2005, more than 10 million individual PhotoStamps have been shipped to customers. This third test is expected to remove the restriction that was in place for the second market test that prevented businesses from using PhotoStamps for their business advertising, logos or other advertising images. The removal of this restriction is the result of the passage of a clarifying amendment to a longstanding law, 18 U.S.C. Section 475, which was previously viewed as potentially prohibiting advertising on custom postage.

“This new market test is a validation of the success and popularity of the PhotoStamps product,” said Ken McBride, President and CEO. “We are thrilled to continue to provide consumers with the personalized postage options they love and to now also be able to offer businesses a new way to advertise their products and services or to include their logo on their corporate mailings.”

PhotoStamps is a patented product that couples the technology of PC Postage with the simplicity of a web-based image upload and order process. Consumers can use PhotoStamps to create customized postage with pictures of their children, pets, vacations, celebrations, and more. PhotoStamps can be used as regular postage to send letters, postcards or packages and is currently available for the most common mail rates in denominations ranging from $0.24 to $4.05. Each sheet includes 20 individual PhotoStamps. To order, customers simply upload a digital photograph or image file at, customize the look and feel by choosing one of ten different border colors to complement the image, select the value of postage and place the order. The interface is fun, functional and incredibly easy-to-use.

About and PhotoStamps (Nasdaq: STMP) is a leading provider of Internet-based postage services. 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 is a patented product that couples the technology of PC Postage with the simplicity of a web-based image upload and order process. PhotoStamps is currently available under authorization of the U.S. Postal Service for its second market test, and is expected to begin its third market test in March or April 2006; the third test is expected to last for two years. From May to December 2005, over 10 million individual PhotoStamps were shipped to customers. PhotoStamps was recently named one of the “Best Product of 2005” by BusinessWeek.

“Safe Harbor” Statement under the Private Securities Litigation Reform Act of 1995: This release includes forward-looking statements about our anticipated results and available products that involve risks and uncertainties. Important factors, including the Company’s ability to complete and ship 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, 2004, 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., the logo and PhotoStamps are trademarks or registered trademarks of Inc. All other brands and names are property of their respective owners.