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.

DeJoy’s USPS slowdown plan will delay the mail. What’s it mean for your Zip code?

Wednesday marks the 52nd birthday of the introduction of ZIP codes in the US. Though the explosion of business mail is mostly responsible for the Zoning Improvement Plan (ZIP), the idea started ...

The Telegram & Gazette is looking at the the real estate market in ZIP codes around Central Massachusetts. This week we are featuring 01453, Leominster.

One New Jersey ZIP code, in Port Republic, in Atlantic County, had homes that sold within a median of a day. Homes in Shiloh, in Cumberland County, took a median of 238 to sell.

North Tustin could get its own ZIP code. Why now: Rep. Young Kim, who represents parts of northern Orange County in the 40th congressional district, co-introduced a bill that would direct the U.S ...