Release Notes
05/08/2026
May 17 2026 PostalOne! R63.2.2.0 Release Notes
Release Notes
05/08/2026
May 17 2026 USPS Ship R27.0.0.0 Release Notes
Data Files
05/04/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
05/04/2026
City/State ZIP Code Weekly Compare
Data Files
05/04/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)
Data Files
05/04/2026
AIS Congressional District File (CONG_DIST.TXT)
Data Files
05/04/2026
AIS County Name Table Layout (AISCNTY.TXT)
Data Files
05/04/2026
AMS County Name Table (COUNTY_NAME_TABLE.TXT)
Contact Lists
05/04/2026
AMS Address Report: AISU Mailing List (ADDRREPT.TXT)
Data Files
05/04/2026
AISU ZIP Code Record and AISU Address Record Descriptions (AISULOUT.TXT)