Zip Area Code

Madison County, Ohio

Madison County, Ohio, has 12 towns and 7 ZIP codes, in area codes 740 (overlay 220), 614 (overlay 380) and 937 (overlay 326).

Towns in Madison County, A to Z

TownZIP codesArea codes
Irwin43029740, 220
Lake Darbynearest43026, 43119, 43162614, 380
London43140740, 220
Midwaynearest43151, 43153740, 937, 220, 326
Mount Sterling43143740, 220
New Californianearest43064614, 380
Plainnearest43064, 43077614, 937, 380, 326
Plain City43064614, 380
Plumwoodnearest43029740, 220
Sedalia43151740, 220
South Solon43153937, 326
West Jefferson43162614, 380

ZIP codes in Madison County

Area codes in Madison County

  • 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 code 614

    In service since 1947. Shares its area with 380. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 380

    In service since February 27, 2016. Shares its area with 614. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 937

    In service since September 28, 1996. Shares its area with 326. Local calls are dialed with ten digits.

  • Area code 326

    In service since March 8, 2020. Shares its area with 937. Local calls are dialed with ten digits.

Local numbers in area code 740

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