Most Americans know their ZIP code by heart. They type it into online forms, scribble it on envelopes and memorize it as part of their address. But not everyone knows the original meaning of the term.

On July 1, 1963, the U.S. Post Office Department introduced the ZIP code program to get a handle on the heaping surplus of mail. Today, those five digits represent much more for American society. Back ...

Complaints about slow mail are nothing new. But now, a new U.S. Postal Service tracker lets you see delivery statistics for yourself. The dashboard, one of the reforms included in the Postal Service ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. A letter without a ZIP code may not reach its intended ...

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 ...

You probably know your ZIP code by heart but do you know what it stands for? It turns out that the five or so digits point to some pretty specific information about you and where you live in the US.