Error Codes
04/16/2026
Contact Lists
04/16/2026
Mail Service Provider (MSP) - Full-Service Certified Mailers

A Mail Service Provider (MSP) offers a variety of solutions to prepare and present Full-Service presort mailings. For more information regarding Certified MSPs, please follow this link: https://postalpro.usps.com/full-service-cert/fact-sheet

 

Announcements
04/15/2026
2026 Small Business Symposium at NPF

Join us at the 2026 Small Business Symposium hosted at the National Postal Forum. Learn how small businesses leverage mail and shipping solutions to find success!

Fact Sheets
04/15/2026
Pay Permit Fees and Auto-Fee Renewal Fact Sheet

Please note that the BCG user must be the BSA or BSA delegate for manage mailing activity and be the EPS administrator or payment manager to use this service.

Publications
04/15/2026
Appendix B: ACS™ Frequently Asked Questions

This document provides frequently asked questions (FAQs) and answers about the Intelligent Mail® Barcode, Traditional ACS™, OneCode ACS™, Full Service ACS™, Single Source ACS™, and the Intelligent Mail® Package Barcode (IMpb).

Tech Guides
04/14/2026
Applications/ Forms
04/13/2026
Technical Specifications
04/13/2026
User Guides
04/13/2026
Provisioning Enterprise Payment (EPS) and USPS Ship (formerly Package Platform (PPC)) Data through Informed Visibility® (IV®)

This guide provides instructions for receiving Enterprise Payment System (EPS) and USPS Ship (formerly Package Platform Concept (PPC)) data through the IV Mail Tracking & Reporting (IV-MTR) application. Instructions include how to get access, create and manage a data feed, manage the address book, and manage data delegation.