Release Notes
06/18/2025
Priority Mail Next Day/Post Host Release Overview
Release Notes
06/17/2025
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Release Notes

These release notes summarize new features and enhancements implemented in deployments to the IV-MTR application.

Release Notes
06/16/2025
USPS APIs Release Notes

For the latest updates, please review the USPS APIs Release Notes.

Release Notes
06/10/2025
May 2025 Release Overview

Release Overview May 2025 

Release Notes
06/06/2025
Promotions Alert: 6/6/2025
Release Notes
05/29/2025
Promotions Alert: 6/6/2025
Release Notes
05/23/2025
July 2025 Release Notes
Release Notes
05/16/2025
May 28, 2025 Release Notes
Release Notes
05/12/2025
May 25, 2025 Release
Release Notes
05/07/2025
May 18, 2025 Release Notes