Data Files
02/12/2026
Early Warning System (EWS002C0.ZIP)

This file is the EWS production file and is updated weekly. This file contains the Early Warning System data file for the CASS™ and MASS™ certification process.

 

Announcements
02/11/2026
INFORMATIONAL - USPS APIs System Deployment CR# TBD February 21, 2026
Announcements
02/11/2026
INFORMATIONAL - USPS APIs System Deployment March 1, 2026
Announcements
02/11/2026
INFORMATIONAL - USPS APIs System Deployment February 15, 2026
Release Notes
02/11/2026
Tracking API Access Control Changes Release Overview
Announcements
02/10/2026
INFORMATIONAL: USPS Ship (Package Platform) - [INCIDENT # 10397797] USPS Ship January Monthly Assessment Collections are Delayed
Presentations
02/10/2026
PCCAC: News You Need to Know From MTAC

 

https://usps.zoomgov.com/rec/share/dVCexGXMF6yLvnuvYhgUTaad1LGeVzq5wnLhayMM61B7KJWOs0OLuDWw7jHZ986K.8DuPlxtBw4Hoz62Y

Passcode: Eeeyz%8U

Announcements
02/10/2026
DELIVERY - Thornton Post Office (76687) - Temporarily Suspended
Announcements
02/10/2026
DELIVERY - Tropical Reef Post Office (33060) - Permanent Move
Data Files
02/09/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)