Release Notes
05/08/2026
May 17 2026 USPS Ship R27.0.0.0 Release Notes
Announcements
05/06/2026
INFORMATIONAL - USPS APIs System Release – May 10, 2026
Announcements
05/06/2026
INFORMATIONAL - USPS API System Maintenance Release Notice – May 9, 2026
Announcements
05/06/2026
INFORMATIONAL - Central Area AIM’s Meeting June 30, 2026
Announcements
05/06/2026
DELIVERY - International Service Resumption Notice effective May 8, 2026
Technical Specifications
05/06/2026
PTR Tracking API Specifications and Integration
Announcements
05/02/2026
INFORMATIONAL - Executive Detail Announcement - Himesh Patel
Announcements
05/01/2026
INFORMATIONAL - Commercial System Releases – May 10, 2026
Announcements
05/01/2026
INFORMATIONAL - Executive Retirement - Robert H. Raines Jr
Data Files
05/01/2026
April 2026 Nixie Volume

This spreadsheet contains the UAA statistics for April 2026.