Release Notes
07/02/2026
July 12 2026 Release Notes
Publications
06/30/2026
PCC Insider June 2026 Edition
Announcements
06/29/2026
INFORMATIONAL: Holiday Schedule: June 29-July 3 - Recommendations for Live Animal Shipping
Announcements
06/29/2026
INFORMATIONAL: USPS APIs System Release Notification - July 8, 2026
Publications
06/29/2026
Labeling List Changes Effective August 1, 2026

Effective August 1, 2026, the Postal Service™ will revise Labeling List(s) L002, L005, L012, L016, L051, L201, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings inducted on or after the August 1, 2026, effective date through September 30, 2026, expiration date. The changes will be published in the Postal Bulletin, Issue #22707.

 

User Guides
06/29/2026
Viewing MGI Credit Balances and Postage Statements

My Products Portal customers can view incentive credit balances and postage statements
associated with their account through the portal.

Data Files
06/29/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
06/29/2026
City/State ZIP Code Weekly Compare
Release Notes
06/29/2026
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Release Notes

These release notes summarize new features and enhancements implemented in deployments to the IV-MTR application.

Data Files
06/29/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)