Announcements
12/23/2025
INFORMATIONAL - USPS APIs System Maintenance January 14, 2026
Release Notes
12/22/2025
PTR2 Release Notes_DD_01_10_26
Announcements
12/22/2025
INFORMATIONAL - Postal Service Files Requests for New Rules on Market Dominant Rates
Announcements
12/22/2025
INFORMATIONAL - MGI Important Dates
Announcements
12/19/2025
INFORMATIONAL - January Price Change 2026 - Commercial System Releases January 4