Zip Area Code

Warren, Ohio

Warren, Ohio, in Trumbull County, has ZIP codes 44481, 44482, 44483, 44484, 44485 and 44486 and area code 330, with 234 as an overlay.

ZIP codes
44481, 44482, 44483, 44484 …
Area codes
330, 234
State
Ohio
Time zone
Eastern Time
Coordinates
41.2572, -80.8032

ZIP codes in Warren

ZIP codePost officeCountyArea codes
44481WarrenTrumbull County330, 234
44482*WarrenTrumbull County330, 234
44483WarrenTrumbull County330, 234
44484WarrenTrumbull County330, 234
44485WarrenTrumbull County330, 234
44486*WarrenTrumbull County330, 234

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Warren

  • Area code 330

    In service since March 9, 1996. Shares its area with 234. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 234

    In service since October 30, 2000. Shares its area with 330. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Warren is in the Eastern Time zone.

Towns near Warren