Announcements
09/23/2026
DELIVERY - International Suspension of Mail Service - Effective September 25, 2026
Announcements
09/22/2026
Update - Central Processing Region - Louisville, KY Processing and Processing and Distribution Center (P&DC)
Announcements
09/22/2026
DELIVERY - Atlantic Area – Maryland District - Hughesville Post Office (20637) - Temporarily Closed
Announcements
09/22/2026
INFORMATIONAL - Commercial System Releases September 24 & 29, 2026
Contact Lists
09/22/2026
Mailers Technical Advisory Committee (MTAC) Membership Roster and Vacancies
Announcements
09/21/2026
INFORMATIONAL - USPS APIs System Release Notification – September 24, 2026
Data Files
09/21/2026
2027 Labeling List and Mail Direction File Schedule

This is the Labeling Lists production schedule for 2027.

Announcements
09/21/2026
DELIVERY - PostalOne! System - Issue with Finalizing Parcel Mailings and Application of IMpb Noncompliance
Announcements
09/21/2026
DELIVERY - Postal Service Updates for September 2026 S&DC Activations
Announcements
09/21/2026
What is the Postal Customer Council Advisory Committee (PCCAC)?
Announcements
09/21/2026
PROCESSING AND DISTRIBUTION - – Indianapolis, IN Regional Processing and Distribution Center (RPDC) Delays
Announcements
09/21/2026
PROCESSING AND DISTRIBUTION - Amarillo, TX Regional Processing & Distribution Center Activate on September 28, 2026
Contact Lists
09/21/2026
MTAC UG-WG-TT Leadership Roster and Matrix
Release Notes
09/20/2026
September 20 2026 Time Limited Price Change (TLPC) 2026 [October] Release Notes
Announcements
09/18/2026
Call for Presentations Open - Share Your Expertise at NPF 2027
Announcements
09/18/2026
INFORMATIONAL - Call for Presentations Open – Share Your Expertise at NPF 2027
Presentations
09/18/2026
National Virtual AIM Meeting - September 17, 2026 - Recording
Applications/ Forms
09/18/2026
ZIP Code Boundaries Order Form
Applications/ Forms
09/18/2026
ZIP Code Boundaries License Agreement
Data Files
09/18/2026
ZIP Code Boundaries GeoJSON Sample File
Data Files
09/18/2026
ZIP Code Boundaries Sample File
Tech Guides
09/18/2026
ZIP Code Boundaries Technical Guide
Fact Sheets
09/18/2026
ZIP Code Boundaries Briefing Sheet
Presentations
09/18/2026
National Virtual AIM Meeting - September 17, 2026
Applications/ Forms
09/17/2026
Emerging Roads Order Form