Car insurance is a necessary expense for drivers, but the cost can vary significantly depending on several factors. One factor that can have a surprising impact on your premium is your zip code.

Your zip code is used for more than getting mail. But what happens when it doesn't reflect the city where you actually live?

QUEEN CREEK, AZ — A one-number zip code change in a growing southeast part of the Valley has become a bit of a pain for impacted homeowners. One homeowner feeling the effects in the growing community ...

The approximate shape of Whately’s ZIP codes. On Jan. 1, the town will switch all ZIP codes to 01093. It should be noted the U.S. Postal Service does not maintain an official ZIP code map because ...