Announcements
01/07/2026
INFORMATIONAL - Final Web Tools Migration Notification Must Migrate NOW
Announcements
01/07/2026
INFORMATIONAL - USPS APIs System Maintenance Notice January 24, 2026
Announcements
01/07/2026
DELIVERY - Atlantic Area – Pennsylvania 1 District - West Hickory Post Office (16370) - Suspended Temporarily
Data Files
01/06/2026
ACS Tables: PARS 2025

This spreadsheet contains 12 tables outlining ACS volume and cost for UAA Mail from FY2025.

Data Files
01/06/2026
Base Tables: PARS 2025

This spreadsheet contains 44 base tables focusing on postal operations, cost, and volume of handling UAA mail from FY2025.

Data Files
01/06/2026
Class Tables: PARS 2025

This spreadsheet contains 64 class tables that provide cost and volume by class of mail, presort category, and shape from FY2025.

Data Files
01/06/2026
Volume Tables: PARS 2025

This spreadsheet contains 3 volume tables that provide summary data by class of mail, shape, presort category, and disposition of UAA Mail.

Presentations
01/06/2026
USPS Mail Flow 101 Webinar
Presentations
01/06/2026
USPS Ship Webinar USPS Ship Overview, Migration and Enrollment Slides

USPS Ship Webinar: USPS Ship Overview, Migration, and Enrollment Slides

FAQs
01/06/2026
USPS Ship Frequently Asked Questions

USPS Ship Frequently Asked Questions