Release Notes
06/28/2026
July 2026 Release Notes
Release Notes
06/27/2026
PTR2 Release Notes_DD_06_27_26
Release Notes
06/18/2026
PTR2 Release Notes_DD_06_22_26
Release Notes
06/16/2026
PTR2 Release Notes_DD_06_16_26
Release Notes
06/12/2026
PTR2 Release Notes_DD_06_13_26
Release Notes
06/12/2026
July 2026 Release Overview

Note: For the latest technical specifications, please see the July 2026 Price Change Release Notes as they are published. Mail.dat and Mail.XML updates required for this release. 

Release Notes
06/05/2026
June 11 2026 USPS Ship R27.0.3.0 Release Notes
Release Notes
06/04/2026
June 4 2026 USPS Ship R27.0.2.0 Release Notes
Release Notes
05/28/2026
PTR2 Release Notes_DD_05_30_26
Release Notes
05/27/2026
PTR2 Release Notes_DD_05_28_26