A postal code is a five digit code used to help postal services deliver mail and packages. Here's what the numbers mean and how they determine yours.

See the top 10 most expensive ZIP codes in the country, including Fisher Island, a private Miami island, and Bel Air, ...

Retailers collect ZIP codes from customers, which can protect against fraud, but also helps a consumer database marketer collect personal information on us without our permission.

The typical home value in Woody Creak, Colorado, is $4,336,373, making it the 10th most expensive zip code in the country. In the 2020 census, the population of the costly enclave near Aspen was ...

Eight of Realtor.com's top 10 hottest zip codes in the housing market are on the East Coast as home buyers are choosing to move away from big cities.