Announcements
06/10/2026
INFORMATIONAL - July Price Change 2026 - Commercial System Releases June 28, 2026
Announcements
06/10/2026
INFORMATIONAL - Mailer ID (MID) Validation for Payments API June 22, 2026
Announcements
06/10/2026
DELIVERY - International Service Resumption Notice effective June 12, 2026
Announcements
06/09/2026
DELIVERY - Lone Rock Post Office (50559) - Suspended Temporarily
Presentations
06/09/2026
Atlantic AIM Presentation - June 3, 2026
Contact Lists
06/09/2026
Atlantic AIM Leadership 2026
Announcements
06/08/2026
INFORMATIONAL - New Mail.dat client for July 2026 Price Change June 28, 2026
Announcements
06/08/2026
INFORMATIONAL - USPS APIs System Release Notification June 10, 2026
Data Files
06/08/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
06/08/2026
City/State ZIP Code Weekly Compare