Question: I live in Fox Crossing in Winnebago County, but the post office gave me an Appleton address with the 54914 ZIP code. If I order anything online, I end up paying the Outagamie County ...

How is it that a simple five-digit ZIP code provides any insight into who you are? After reading my recent article on how stores often ask for our ZIP codes to build marketing profiles, Michael ...

The postal service may be in a financial vise right now, but 50 years ago it created an economic legacy, one now reportedly worth billions of dollars a year: On July 1, 1963, it introduced the ...

Norfolk, Va. – Effective immediately, anyone sending mail to Navy mobile units must use a nine-digit ZIP code to ensure delivery, according to a message released by Secretary of the Navy Ray Mabus.