An updated release of annual data from the US Census Bureau estimates the median household income for each of Arizona’s over 400 zip codes. ABC15 analyzed the data for zip codes with a population over ...

Greenwich is a town in Fairfield County, Connecticut, and boasts three of the most expensive ZIP codes in the state. In a recent study, we analyzed and identified the most expensive ZIP codes in New ...

Old Michigan City Lighthouse, Indiana. The No. 1 most expensive ZIP code covers Beverly Shores, which isn't too far from Michigan City, both being along Lake Michigan. We have been moving across the ...

Today marks the 50th anniversary of the Zone Improvement Plan, the network of ZIP codes we use for everything from mail delivery to credit card security. The U.S. Postal Service began using the ...