Mail*STAR USPS CASS certified address verification software is your first defense against return mail. Use of complete and correct addresses results in substantial postage discounts and elimination of undeliverable return mail. Mail*STAR address verification software and delivery point validation insures postal delivery and qualifies mailings for the fastest most economical USPS Automated-Mail Service.

Postal Address Verification Software and Address Correction

Mail*STAR address verification software can be run standalone to validate individual addresses or be invoked by Mail*LIST to process address lists. Mail*STAR address correction software also provides USPS CASS address verification service to your applications via the Mail*SERVE address certification server.

USPS Coding Accuracy Support System (CASS)
CASS certification is a process of address matching and address verification against the most current USPS postal address data. CASS certification software is subject to strict USPS standards where compliance must be demonstrated through annual CASS certification. Mail*STAR has been USPS CASS certified since January 1996.

Postal Address Verification System
Mail*STAR takes postal addresses through a series of Address Verification Steps resulting in CASS certified, POSTNET barcoded addresses qualifying for mail automation discounts and enhanced service.