MAILERS+4

MAILERS+4 is an easy-to-use desktop program designed to help prepare a mailing for maximum postal discounts and efficient postal processing and delivery.
Notices Known Issues New Rates Notice The new 2018 Rates do not go into effect until January 21, 2018. We will have the rates available as soon as possible.
Basics Benefits & Features MAILERS+4 Best Practices FAQ MAILERS+4 Tutorials Introduction to MAILERS+4 Video TEM Testing Test Process for Mail.dat TEM Submission for Mail.dat	Documentation MAILERS+4 Reference Guide MAILERS+4 Quick Start Guide PAVE Certification CASS Certification Mailing Resources Standard Mail Guide Periodicals Guide Saturation Guide First Class Guide USPS Guides Quick Service Guide Result Codes Mailers+4 Result Codes