Stamps.Com Fourth Quarter And Fiscal Year 2004 Financial Results Call Invitation

This is an invitation to join the Stamps.com Fourth Quarter and Fiscal Year 2004 Financial Results Conference Call. The call will take place Thursday, February 17, 2005 from 2:00pm to 3:00pm ET. The dial-in number is (913) 981-5533 (no passcode necessary). Additionally, the call will be web cast via the Investor Relations website at http://investor.stamps.com. The Fourth Quarter Earnings press release will precede the Earnings Call at 8am ET on February 17, 2005.

If you have any questions, please call Stamps.com Investor Relations at (310) 482-5830 or e-mail us at [email protected].

We look forward to your participation!

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