CASS Certified

To qualify for postal automation discounts, you must be able to show you have used CASS certified software to prepare your list. MAILER’S+4 is fully CASS certified by the USPS. It adheres to the strictest requirements for address checking and ZIP+4 coding software.

MAILER’S+4 conveniently tallies and prints out the information required by the Post Office for its 3553 Postal Report. You simply submit the report when you deliver your mail.

Mailers Add-on Products

• GeoCoder
• MP4 Canadian Addresser
• MP4 eLOT
• MP4 Delivery Point Validation

Other Direct mailing products

MAILER’S+4 Price List and Order Form