Nov
30
2009
A good buddy of mine built out a very nice API for interfacing with the USPS Address service. If you are building an ecommerce site, then I suggest you check out Matt Mather’s nice USPS Address API implementation here;
http://www.dotnetvision.com/archive/2009/10/11/u.s.p.s-web-tools-address-services-class-library.aspx
A well written, unit tested, example of how to interface with the US Postal Services web services!
Enjoy!