Zip Area Code

Cass County, Illinois

Cass County, Illinois, has 6 towns and 6 ZIP codes, in area code 217, with 447 as an overlay.

Towns in Cass County, A to Z

TownZIP codesArea codes
Arenzville62611217, 447
Ashland62612217, 447
Beardstown62618217, 447
Bluff Springs62622217, 447
Chandlerville62627217, 447
Virginia62691217, 447

ZIP codes in Cass County

Area codes in Cass County

  • Area code 217

    In service since 1947. Shares its area with 447. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 447

    In service since March 27, 2021. Shares its area with 217. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.