A recent study compares postal zones, ranking those with the most in-demand listings and the fastest-selling homes.

Atherton, California, tops America's list of most expensive zip codes, followed by Sagaponack, New York, and Ross, California.

The Business Journals' second annual Wealthy 1000 analysis reveals America's wealthiest ZIP codes. How the new federal tax ...

Your billing zip code, or credit card postal code, is the five-digit number on the bottom right, which in this sample is 90210. This would be the zip code associated with your billing address. It ...

Is your neighborhood full of laptops and lattes? Pleasantville-style domesticity? City strivers? This map will tell you.

The most expensive ZIP code in the Empire State is in Harrison, New York, just across the border from Greenwich, where the average income was $976,000.

The House passed two bills Monday night that would authorize the U.S. Postal Service to create 76 new ZIP codes for communities nationwide.  These ...