Release Notes
06/28/2026
July 2026 Release Notes
Release Notes
06/27/2026
PTR2 Release Notes_DD_06_27_26
Announcements
06/26/2026
DELIVERY: Southern Area -Louisiana District - Dupont Post Office (71329) - Temporarily Suspended
Announcements
06/26/2026
PROCESSING AND DISTRIBUTION: Louisville, KY - Region Modernization
Announcements
06/26/2026
PROCESSING & DISTRIBUTION: USPS Launches Three Regional Processing & Distribution Centers (RPDCs) on June 29, 2026
Release Notes
06/26/2026
USPS APIs Release Notes

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

Error Codes
06/25/2026
Known Issues List 6.25.2026
Announcements
06/24/2026
INFORMATIONAL - Enterprise Payment System (EPS) – INCIDENT #10784524 Processing Postage Statement Error
Publications
06/24/2026
MGI Credit Claim Request Deck
Data Files
06/24/2026
Updated List: Service Type Codes for Intelligent Mail® Package Barcode (IMpb)

This document provides the updated service type codes for  Intelligent Mail® Package Barcodes.