Zip Area Code

Calhoun, Kentucky

Calhoun, Kentucky, in McLean County, has ZIP code 42327 and area code 270, with 364 as an overlay.

ZIP code
42327
Area codes
270, 364
Coordinates
37.5750, -87.2773

ZIP codes in Calhoun

ZIP codePost officeCountyArea codes
42327CalhounMcLean County270, 364

Area codes for Calhoun

  • Area code 270

    In service since April 19, 1999. Shares its area with 364. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 364

    In service since March 3, 2014. Shares its area with 270. 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.

Towns near Calhoun