Zip Area Code

Oak Hill, Ohio

Oak Hill, Ohio, in Jackson County, has ZIP code 45656 and area code 740, with 220 as an overlay.

ZIP code
45656
Area codes
740, 220
State
Ohio
Time zone
Eastern Time
Coordinates
38.8916, -82.5883

ZIP codes in Oak Hill

ZIP codePost officeCountyArea codes
45656Oak HillJackson County740, 220

Area codes for Oak Hill

  • Area code 740

    In service since December 6, 1997. Shares its area with 220. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 220

    In service since April 22, 2015. Shares its area with 740. 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

Oak Hill is in the Eastern Time zone.

Towns near Oak Hill