Announcements
08/23/2021
Release Notes
08/20/2021
August 29, 2021 Release Notes

This document includes the August 29, 2021 releases below:

  • PostalOne! System Release 53.0.1.0
Announcements
08/18/2021
Release Notes
08/18/2021
PostalOne! R53.0.0.2 Release Notes

This document includes the August 17, 2021 releases below:

  • PostalOne! System Release 53.0.0.2
Data Files
08/18/2021
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Production Environment SSL Certificate

This ZIP file includes the Secure Sockets Layer (SSL) certificate for the IV-MTR application at iv.usps.com. This certificate is necessary to access the IV-MTR production environment.