zip4.usps.com

Automated zip code look-up and address information.

URLs from zip4.usps.com:

URL: http://zip4.usps.com/zip4/citytown.jsp

Tags: useful office work information tool code usa reference tools search home mail usps zipcodes postal zip zipcode us misc lookup data info codes city

URL: http://zip4.usps.com/zip4

URL: http://zip4.usps.com

Queries:

URL: http://zip4.usps.com/zip4/welcome.jsp