Business mailers use the USPS Address Management System:-[e correct ZIP Codes. City/state lookup services use AMS to provide the city and state corresponding to any given ZIP Code.[2]
AMS is also a general term describing a technological solution for managing street addressing.[3]
References
^United States Postal Service, "Postal Operations".[1] Operations Planning. Retrieved 2012-09-18.
^United States Postal Service, "Click-N-Ship For Business"."Shipping Assistant 3.7 User Guide". Archived from the original on 2012-09-20. Retrieved 2012-09-18. Shipping Assistant 3.7 User Guide. Retrieved 2012-09-18.
^Street Addressing and the Management of Cities, copyright 2005