User Guides
User Guides
Publications
Program Requirements
Announcements
USPS Mailing and Shipping Solution Center
The Mailing & Shipping Solutions Center (MSSC) provides centralized support for commercial mailing and shipping questions.
You only need to call our toll-free number 1-877-672-0007 Monday through Friday, 7:00 A.M. ─ 7:00 P.M. Central Time to reach our trained and professional Mailing Requirements staff, who can assist you with all your mailing and shipping needs.
Technical Specifications
Publications
Publication 632, State and Local Election Mail—User’s Guide
Link to USPS Publication 632
Publications
Publication 631: Official Election Mail—Graphic Guidelines and Logos
USPS Publication 631
Quick Service Guides