Zip Area Code

Gallatin County, Illinois

Gallatin County, Illinois, has 6 towns and 5 ZIP codes, in area code 618, with 730 as an overlay.

Towns in Gallatin County, A to Z

TownZIP codesArea codes
Equality62934618, 730
Junction62954618, 730
Old Shawneetownnearest62984618, 730
Omaha62871618, 730
Ridgway62979618, 730
Shawneetown62984618, 730

ZIP codes in Gallatin County

Area codes in Gallatin County

  • Area code 618

    In service since 1947. Shares its area with 730. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 730

    In service since July 7, 2023. Shares its area with 618. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.