Release Notes
03/17/2025
USPS APIs Release Notes

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

Release Notes
03/14/2025
March 30, 2025 Release Note
Release Notes
03/07/2025
March 16, 2025 Release Note
Release Notes
03/06/2025
March 23, 2025 Release Notes
Release Notes
02/24/2025
April 13, 2025 Release Notes
Release Notes
02/23/2025
February 23, 2025 Release Notes
Release Notes
02/16/2025
February 16, 2025 Release Notes
Release Notes
02/11/2025
July 2025 Release Overview
Release Notes
02/03/2025
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
01/29/2025
February 2, 2025 Release Notes