Release Notes
11/03/2026
PTR2 Release Notes_DD_11_05_26
Announcements
11/03/2026
PROCESSING AND DISTRIBUTION - Update - Indianapolis, IN Regional Processing and Distribution Center (RPDC) Delays
Release Notes
11/03/2026
USPS APIs Release Notes

For the latest updates, please review the USPS APIs Release Notes.

Contact Lists
11/03/2026
MTAC UG-WG-TT Leadership Roster and Matrix
Data Files
11/02/2026
October 2026 Nixie Volume

This spreadsheet contains the UAA statistics for October 2026.

Announcements
11/02/2026
INFORMATIONAL - Commercial System Releases – November 5, 2026
Announcements
11/02/2026
INFORMATIONAL - USPS APIs System Release Notification November 12
Publications
11/02/2026
Destination Entry Service Standard Directory
Publications
11/02/2026
Combined Service Standard Directory-PRI
Publications
11/02/2026
Supplemental Service Standard Directory-PRI
Publications
11/02/2026
Supplemental Service Standard Directory-PKG
Publications
11/02/2026
Supplemental Service Standard Directory-PFC
Publications
11/02/2026
Supplemental Service Standard Directory-PER
Publications
11/02/2026
Supplemental Service Standard Directory-MKT
Publications
11/02/2026
Supplemental Service Standard Directory-GAL
Publications
11/02/2026
Supplemental Service Standard Directory-GAH
Publications
11/02/2026
Supplemental Service Standard Directory-FCM
Publications
11/02/2026
Combined Service Standard Directory-GAL
Publications
11/02/2026
Combined Service Standard Directory-PKG
Publications
11/02/2026
Combined Service Standard Directory-PFC
Publications
11/02/2026
Combined Service Standard Directory-PER
Publications
11/02/2026
Combined Service Standard Directory-MKT
Publications
11/02/2026
Combined Service Standard Directory-GAH
Publications
11/02/2026
Combined Service Standard Directory-FCM
Publications
11/02/2026
3D Base Service Standard Directory