Zip Area Code

Maineville, Ohio

Maineville, Ohio, in Warren County, has ZIP code 45039 and area code 513, with 283 as an overlay.

ZIP code
45039
Area codes
513, 283
State
Ohio
Time zone
Eastern Time
Coordinates
39.3170, -84.2438

ZIP codes in Maineville

ZIP codePost officeCountyArea codes
45039MainevilleWarren County513, 283

Area codes for Maineville

  • Area code 513

    In service since 1947. Shares its area with 283. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 283

    In service since April 28, 2023. Shares its area with 513. 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

Maineville is in the Eastern Time zone.

Towns near Maineville