Data Files
03/23/2026
AISU Contact Information (AISUADDR.TXT)
Data Files
03/23/2026
Area District Finance File Specification (AREA_DIST_LAYOUT.TXT)
Data Files
03/23/2026
Area District Finance File (AREADIST.TXT)
Data Files
03/23/2026
Area/District 3-digit and 5-digit ZIP Code Assignments (AREA_DIST_ZIP.TXT)
Data Files
03/23/2026
Move to Competitive Street Addressing (MTC SA) List

This .txt file contains the MTC SA List.

Announcements
03/20/2026
INFORMATIONAL - USPS Ship (PPC) – Updated Package Transactions Details Data Feed
Release Notes
03/20/2026
May 3 2026 Release Notes
Announcements
03/20/2026
INFORMATIONAL - Upcoming Cust Reg Maintenance - April 18, 2026 (03.20.2026)
Release Notes
03/20/2026
March 29 2026 FAST Release Notes
Release Notes
03/20/2026
March 25 2026 Release Notes