Data Files
Address Matching System (AMS) Congressional Table
This document lists congressional district codes for the AMS database.
Data Files
Address Information System (AIS) ZIP Code™ Record Description
File layout for AISUADDR.txt and AISUZIPS.txt.
Data Files
PTR Error/ Warning Messages
This document provides information on the Product Tracking System Error and Warning Messages.
Data Files
Service Hubs and Facilities Locations
This document provides a list of service hub facilities, includes area, district, NASS, site, locale key, and start date.
Data Files
Sample ZIP + 4® File TXT
This document provides a sample of a ZIP + 4 .txt file.
Data Files
Sample ZIP + 4® Transaction File TXT
This document provides a sample of a ZIP + 4 Transaction .txt file.
Data Files
City State Sample File XLS
This document contains the sample file for AIS City State product.