01/16/2026
01/16/2026
01/16/2026
01/16/2026
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Operation Codes List
This spreadsheet provides a list of operation codes (opcodes), also known as Scan Event Codes, for the IV-MTR application.
01/16/2026
Presort Accuracy, Validation, and Evaluation (PAVE™) Certified Products List
This document provides a listing of all PAVE™ certified products.
01/15/2026
01/15/2026
01/15/2026
01/15/2026
01/15/2026
01/15/2026
01/15/2026
Mail Service Provider (MSP) - Full-Service Certified Mailers
A Mail Service Provider (MSP) offers a variety of solutions to prepare and present Full-Service presort mailings. For more information regarding Certified MSPs, please follow this link: https://postalpro.usps.com/full-service-cert/fact-sheet
01/14/2026
01/14/2026
01/13/2026
01/13/2026
01/12/2026
01/12/2026
01/12/2026
Tracking Access Control Tech Sheet
Package Tracking allows seamless integration of real-time tracking information into business systems, enabling monitoring of USPS package status from shipment to delivery. USPS is upgrading tracking data access to enhance security and combat fraud by modernizing and securing customer access.
01/12/2026
01/11/2026
01/09/2026
01/09/2026
01/08/2026
01/08/2026
01/08/2026
01/08/2026
01/08/2026
01/08/2026
01/07/2026
01/07/2026
01/07/2026
01/07/2026
01/07/2026
01/06/2026
ACS Tables: PARS 2025
This spreadsheet contains 12 tables outlining ACS volume and cost for UAA Mail from FY2025.
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.
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.
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.
01/06/2026
01/06/2026
USPS Ship Webinar USPS Ship Overview, Migration and Enrollment Slides
USPS Ship Webinar: USPS Ship Overview, Migration, and Enrollment Slides
01/06/2026
USPS Ship Frequently Asked Questions
USPS Ship Frequently Asked Questions
01/06/2026
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.
01/05/2026
01/05/2026
01/04/2026
01/04/2026
01/02/2026
01/02/2026
Undeliverable-as-Addressed (UAA) Statistics by Mailing Industry Quarterly Report (Q1 FY26)
ACS Nixie stats by industry for FY26 Q1.
01/02/2026
December 2025 Nixie Volume
This spreadsheet contains the UAA statistics for December 2025.