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 ...

Today marks the 50th anniversary of the Zone Improvement Plan, the network of ZIP codes we use for everything from mail delivery to credit card security. The U.S. Postal Service began using the ...

Everyone knows the ZIP code 90210—but what about these other notable codes around the country? The Zone Improvement Plan, otherwise known as the ZIP code, is the network of postal codes the U.S.

What is a postal code? A postal code, also sometimes called a post code, is a series of letters and/or digits included in postal addresses to facilitate the sorting of mail. Postal codes are usually ...

This is not the first proposed ZIP code upgrade. In December 2024, Boebert’s previous version of the ZIP code bill passed unanimously in the House. However, the bill lost momentum, and the Senate ...

The House passed two bills Monday night that would authorize the United States Postal Service to create 76 new ZIP codes for communities around the country. These two bipartisan bills, led by Rep.