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

Tech Guides
01/06/2026
Guide to USPS Ship
Tech Guides
01/06/2026
USPS Ship Tech Sheet

USPS Ship is a modernized platform enabling commercial package payment, verification, and end-to-end visibility for a wide array of domestic and international products.

Data Files
01/06/2026
Undeliverable-as-Addressed (UAA) Mail Roll-Up 1998-2025

This spreadsheet provides a breakdown of Total UAA mail by mail class from FY1998 thru FY2025.

Data Files
01/06/2026
USPS Ship Data Dictionary

Detailed information on the USPS Ship (Formerly Package Platform) data elements available through the Informed Visibility Mail Tracking & Reporting (IV-MTR) application.

Contact Lists
01/06/2026
Presort Accuracy, Validation, and Evaluation (PAVE™) Certified Products List

This document provides a listing of all PAVE™ certified products.

Contact Lists
01/05/2026
Speakers Bureau List 6.0 - 12.18.25