Announcements
01/17/2026
INFORMATIONAL - Enterprise Payment System (EPS) – [INCIDENT 10334117] - Over Debiting of EPS Trust Balances
Announcements
01/17/2026
INFORMATIONAL - Package Tracking Access Control Webinar Schedule Update Notification
Release Notes
01/16/2026
January 22 2026 Release Notes
Announcements
01/16/2026
DELIVERY - Priority Mail Express (PME) Label 11-B Discontinuance
Announcements
01/16/2026
PROCESSING AND DISTRIBUTION - Expected Delays in Springfield, MO During Equipment Upgrade
Presentations
01/16/2026
MGI Credit Claim Request – Transferring credits to MSP
Presentations
01/16/2026
MGI Credit Claim Request Video
Data Files
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.

Contact Lists
01/16/2026
Presort Accuracy, Validation, and Evaluation (PAVE™) Certified Products List

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

Announcements
01/15/2026
INFORMATIONAL - USPS Enforcement of Customs Data Requirements for Military and Diplomatic Mail
Announcements
01/15/2026
INFORMATIONAL - PMG NPF Invitation with Video
Announcements
01/15/2026
INFORMATIONAL - Upcoming USPS.com Maintenance on January 24, 2026
Announcements
01/15/2026
INFORMATIONAL - Enterprise Payment System (EPS) – INCIDENT 10334117 Update - Online User Impact and Expected Resolution
Announcements
01/15/2026
INFORMATIONAL - USPS Reports On-Time Delivery Gains, Higher Customer Satisfaction for Holiday Surge
Announcements
01/15/2026
INFORMATIONAL - Daily Migration Zoom Calls to Support The WebTools Migration
Contact Lists
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

 

Announcements
01/14/2026
Postmaster General David Steiner’s Invitation to the National Postal Forum 2026
Announcements
01/14/2026
INFORMATIONAL - USPS APIs System Maintenance January 28, 2026
Announcements
01/13/2026
INFORMATIONAL - Extended Customer Webinars on Upcoming USPS Tracking Data Access Controls
Announcements
01/13/2026
INFORMATIONAL - July Price Change 2026 -Release Overview
Announcements
01/12/2026
DELIVERY: WestPac Area – Washington District – Stehekin Post Office – Resume Operations.
Announcements
01/12/2026
DELIVERY - Elba Post Office (14058) – Suspended Temporarily
User Guides
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.

Announcements
01/12/2026
INFORMATIONAL - USPS Returns Package Quality Noncompliance Assessments
Announcements
01/11/2026
DELIVERY: Southern Area - Texas 3 District -Stanton Post Office (79782) - Operations Temporarily Suspended