Data Files
09/16/2024
Data Files
11/04/2017
Address Information System (AIS) Area District Record Description

File layout for Address Information System (AIS) area district record descriptions.

Data Files
11/28/2016
Address Information System (AIS) Area/District 3-Digit and 5-Digit ZIP Code™ Assignments

This document provides addressing information for  Area/District 3-Digit and 5-Digit ZIP Code™ Assignments

Data Files
Address Information System (AIS) ZIP Code™ Record Description

File layout for AISUADDR.txt and AISUZIPS.txt.

Data Files
09/02/2009
Carriage Return Line Feed (CRLF).ZIP

This document contains the CRLF data file (ZIP).

Data Files
05/22/2020
City State Sample File TXT

This document contains the sample text file for the AIS City State product.