Release Notes
07/09/2023
July 9, 2023 Release Notes
Release Notes
06/25/2023
July 2023 Price Change Release Notes

Mail Dat Client update is mandatory for this Release.

  • PostalOne! System Release 58.0.0.0 
  • Program Registration Release 25.0.0.0 
  • Release 30.3.0.0 USPS Ship Release 9.0.0.0 (Scheduled Deployment June 21, 2023) 
Release Notes
06/09/2023
FAST R58.0.1.0 June 11, 2023
Release Notes
06/06/2023
USPS Ship June 06, 2023 R8.0.3.0 Release Notes
Release Notes
05/19/2023
July 2023 Price Change Release Overview

Mail Dat Client update is mandatory for this Release.  

Release Notes
04/30/2023
April 30, 2023 Postal One Release Notes
Release Notes
04/26/2023
April 26, 2023 Release Notes
Release Notes
03/29/2023
March 29, 2023 Release Notes
Release Notes
03/26/2023
March 26, 2023 Release Notes
Release Notes
03/21/2023
Informed Delivery API Release Notes 4.3_3-30-2023

Release notes for the newest update and release of the Informed Delivery API - Release 4.3.

This release uses a new schema version 4.2.0.