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 ...

The Big Apple didn’t exactly make a big impact on a newly released list of America’s most expensive ZIP codes. Which one did?

Atherton, home to famous residents like NBA star Steph Curry and former Google CEO Eric Schmidt, has long reigned as the ...

The Corona del Mar post office celebrated a once-in-a-century occurrence when the date matched its ZIP code on Friday.

GOP U.S. Sen. Jim Banks introduced a bipartisan bill this week to ensure the U.S. Postal Service will give five northern Indianapolis suburbs their own ZIP codes, making mail delivery ...