Whatever happens with USPS, the ZIP code has grown beyond the walls of the Post Office. ... ZIP codes allow us to map the density of New York City cafes and even the dating scene. How did we get here?

Vanity ZIP codes could be a gold mine for the United States Postal Service. Just days after upscale department store Sakes Fifth Avenue convinced the USPS to give it a vanity ZIP code for its shoe ...

July 1 marks the 34th birthday of the ZIP code, and the U.S. Postal Service is celebrating as it usually does: By parceling out a few more numbers and temporarily wreaking havoc with address books … ...

The remaining zip codes — 30213, 30268, 30291 and 30296 — haven’t been transferred, says the city, because of “duplicate post office box numbers and street names, both of which could cause ...

Any customer in a ZIP code that begins with 356, 357, or 358 will have delivery suspended for Tuesday, February 16. In addition, post offices across those ZIP codes will also be closed.