Address Information System (AIS) Viewer
All
Address Information System (AIS) Area/District 3-Digit and 5-Digit ZIP Code™ Assignments
AISU Contact Information
Other
Data Files
06/15/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)

Data Files
06/15/2026
Area/District 3-digit and 5-digit ZIP Code Assignments (AREA_DIST_ZIP.TXT)

Data Files
06/15/2026
Area District Finance File (AREADIST.TXT)

Data Files
06/15/2026
Area District Finance File Specification (AREA_DIST_LAYOUT.TXT)

Data Files
01/11/2021
Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)

Sort Resources
Filter by Type