To locate an Address Management System office, enter a city and state abbreviation or ZIP Code (Example, Seattle WA or 98111).

Please note:
*The two letter state abbreviation must be used. Please use this link to see all abbreviations: https://pe.usps.com/text/pub28/28apb.htm
* The ZIP Code must be five digits. If only the first 3 digits are known, please use 00 for the remaining two.