Address Management System (AMS) is the
United States Postal Service
The United States Postal Service (USPS), also known as the Post Office, U.S. Mail, or Postal Service, is an independent agency of the executive branch of the United States federal government responsible for providing postal service in the U ...
master database of deliverable addresses. Address-checking tools using AMS provide
address standardization, as well as city/state and
ZIP Code lookup features.
Business mailers use the USPS Address Management System database to standardize addresses by correcting errors in street addresses and city names and to return the correct ZIP Codes. City/state lookup services use AMS to provide the city and state corresponding to any given ZIP Code.
AMS is also a general term describing a technological solution for managing street addressing.
[Street Addressing and the Management of Cities, copyright 2005]
References
United States Postal Service
Postal addresses in the United States
{{postal-stub