Zip Area Code

Custer County, Montana

Custer County, Montana, has 5 towns and 4 ZIP codes, in area code 406.

Towns in Custer County, A to Z

TownZIP codesArea codes
Ismay59336406
Kinsey59338406
Milesnearest59301406
Miles City59301406
Powderville59345406

ZIP codes in Custer County

Area code in Custer County

  • Area code 406

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