STAMPS.COM VERSION 9.0 INTRODUCES TIME-SAVING FEATURES FOR E-COMMERCE SHIPPERS

LOS ANGELES – January 5, 2012 – Stamps.com® (Nasdaq:STMP), the leading provider of USPS postage online and shipping software to over 400,000 customers, today announced that it has launched PC Postage Version 9.0 software. Version 9.0 adds many new time-saving features that will allow e-commerce sellers to build more efficient mailing and shipping operations. Now shippers can automatically print packing slips and shipping labels separately when using the Batch printing feature. In addition, e-commerce sellers can insure their packages up to $10,000 in value to protect their shipments. The software download is available for free to new and existing customers.

“We’re constantly asking customers for feedback to help us make Stamps.com even better,” said Stamps.com President and CEO Ken McBride. “The new features in Stamps.com Version 9.0 will help shippers save time and increase efficiency.”

Key Features of Stamps.com Version 9.0 are:

New Packing Slip Features
Customers now have the ability to print packing slips and shipping labels separately when using the Batch feature. Additionally, customers can choose to print packing slips on either 4″ x 6″ or 8.5″ x 11″ paper.

Insure packages up to $10,000 in value
Customers who require package insurance can now insure all domestic and international shipments with Stamps.com Insurance for up to $10,000 in value.

Etsy API Integration
Customers who sell products on Etsy.com now have the ability to automatically import their orders from the Etsy marketplace. When a shipping label is printed, Stamps.com will instantly post-back Delivery Confirmation numbers to the seller’s Etsy account.

USPS Flat Rate Legal Envelopes
Customers now have the ability to print postage for Flat Rate Legal Envelopes for both Express Mail® and Priority Mail®. These envelopes make it easy to mail legal-size documents quickly for a flat, low rate.

New and existing customers can download Stamps.com PC Postage Version 9.0 for free at
http://sdcmainprod.wpengine.com/download/

About Stamps.com
Stamps.com (Nasdaq:STMP) is a leading provider of Internet-based postage services. Stamps.com’s service enables small businesses, high-volume shippers, enterprise shippers, 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 currently has PC Postage partnerships with Avery Dennison, Microsoft, HP, the U.S. Postal Service and others.

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:
Eric Nash
Stamps.com
(310) 482-5942
[email protected]