Some of these thriving neighborhoods were mostly farmland a decade ago.

The humble ZIP Code shows up in all kinds of surprising places. Planet Money looks at how it was born, how it transformed the mail and talks to one researcher who argues that it's gone too far. The ...

It's very easy to chalk up certain facets of our lives to just being "the way it's always been." From daylight savings time to time zones, most of us don't even give a second thought to the meaning ...

Along with Mr. Zip, The Swingin’ Six made ZIP codes mainstream. | Brianga, Wikimedia Commons // CC BY-SA 3.0 With upbeat songs and catchy lyrics, the 1960s band The Swingin’ Six helped usher in a new ...

Mr. Zip, a gangly cartoonish figure with wide friendly eyes and a neat blue mail carrier's uniform, emerged fifty years ago to help the U.S. Postal Service promote its newest idea: five numbers added ...

Montgomery County’s wealth map is often reduced to a familiar phrase: the Main Line. But the county’s most affluent ZIP codes ...

In January, Opendoor released a list of ZIP codes across the United States that they classify as "hidden gems." According to the report, these neighborhoods are often overlooked, but have "something ...