INFORMATIONAL - The MSSC Announces EVS Email Addresses Decommissioned

Labeling List Changes Effective August 1, 2025

Effective August 1, 2025, the Postal Service™ will revise Labeling List(s) L002, L004, L005, L007, L010, L012, L601, L605, and L606 to reflect changes in mail processing operations.

Enterprise Payment System IV-MTR Data Elements

INFORMATIONAL: Postal Service Prepares for Network Distribution Center Entry and Presort Discount Elimination

About Mailers' Technical Advisory Committee (MTAC) User Group 4

This document provides a brief description of MTAC User Group 4 for mail visibility and provides a contact for requesting to join the group.

INFORMATIONAL - Key Personnel Announcements in the Chief Technology and Engineering Group

INFORMATIONAL - Executive Retirement - Scott R. Bombaugh Chief Technology Officer & Executive Vice President

INFORMATIONAL - Priority Mail Open and Distribute (PMOD) Service Updates

DELIVERY - Southern Area – Alabama-Mississippi District - Rolling Fork Post Office (39159) – Resumed Operations

DELIVERY - Central Area – Ohio 1 District Graytown Post Office (43432)

DELIVERY - Southern Area – Arkansas Oklahoma District Center City Station (73102) – Temporarily Suspended

INFORMATIONAL - USPS APIs System Maintenance June 25, 2025

DELIVERY: WestPac Area - ID-MT-OR District - Keno Post Office-Resumed Operations

INFORMATIONAL: Holiday Schedule: June 30 - July 4 Recommendations for Live Animal Shipping

DELIVERY - WestPac Area: ID-MT-OR District Office Keno Post Office - Temporarily Closed

DELIVERY: WestPac Area: AZ-NM District Office - Mimbres and Hanover Post Offices - Temporarily Closed

DELIVERY - INTERNATIONAL SERVICE SUSPENSION NOTICE – Effective June 20, 2025

PostalOne! Release 62.0.0.0 Mail.XML CAT WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ CAT Release 62.0.0.0

PostalOne! Release 62.0.0.0 Mail.XML PrePROD WSDLs

PostalOne! Release 62.0.0.0 Mail.XML TEM WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ TEM Release 62.0.0.0

PostalOne! Release 62.0.0.0 Mail.XML PROD WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ PROD Release 62.0.0.0

Priority Mail Next Day/Post Host Release Overview

INFORMATIONAL - USPS APIs System Maintenance

Post Office/ZIP Code Entries for Postal Bulletin 6/26/2025

This spreadsheet provides details on the Post Office/ZIP Code entry changes for Postal Bulletin issue 6/26/2025.

The 2025 PCC Health Check Survey Launch