Announcements
08/18/2026
DELIVERY: WestPac Area – NV-UT District - Sierra Post Office (89506) and Reno Post Office (89510) - Resume Operations
Announcements
08/18/2026
INFORMATIONAL: RESOLVED - Duplicate Refunds Reversal
Announcements
08/18/2026
INFORMATIONAL - Atlantic Area –Virtual AIM Meeting September 17th, 2026
Error Codes
08/18/2026
Known Issues List 8.11.2026
Announcements
08/17/2026
Processing and Distribution - Updates To: USPS Modernization Through Package Equipment Upgrades in August 2026
Announcements
08/17/2026
INFORMATIONAL - RESOLVED - Business Customer Gateway Issues
Contact Lists
08/17/2026
Speakers Bureau List 7.0 – 8.17.26
Data Files
08/17/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
08/17/2026
City/State ZIP Code Weekly Compare
Data Files
08/17/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)
Data Files
08/17/2026
AIS Congressional District File (CONG_DIST.TXT)
Data Files
08/17/2026
AIS County Name Table Layout (AISCNTY.TXT)
Data Files
08/17/2026
AMS County Name Table (COUNTY_NAME_TABLE.TXT)
Data Files
08/17/2026
AMS Address Report: AISU Mailing List (ADDRREPT.TXT)
Data Files
08/17/2026
AISU ZIP Code Record and AISU Address Record Descriptions (AISULOUT.TXT)
Data Files
08/17/2026
AISU ZIP Code File (AISUZIPS.TXT)
Data Files
08/17/2026
AISU Contact Information (AISUADDR.TXT)
Data Files
08/17/2026
Area District Finance File Specification (AREA_DIST_LAYOUT.TXT)
Data Files
08/17/2026
Area District Finance File (AREADIST.TXT)
Data Files
08/17/2026
Area/District 3-digit and 5-digit ZIP Code Assignments (AREA_DIST_ZIP.TXT)
Data Files
08/17/2026
Move to Competitive Street Addressing (MTC SA) List

This .txt file contains the MTC SA List.

Announcements
08/14/2026
DELIVERY: WestPac Area: CO-WY District - Hasty Post Office (81044) - Temporarily Closed
Announcements
08/14/2026
INFORMATIONAL - Business Customer Gateway Issues
Announcements
08/14/2026
INFORMATIONAL - RESOLVED - USPS Applications - INCIDENT 10942833 Intermittent Unavailability and Errors
Announcements
08/14/2026
INFORMATIONAL - Hawaii - Tropical Storm Lala – Operations Weather Advisory