Zip Area Code

Granite County, Montana

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

Towns in Granite County, A to Z

TownZIP codesArea codes
Clinton59825406
Drummond59832406
Hall59837406
Maxvillenearest59837406
Philipsburg59858406

ZIP codes in Granite County

Area code in Granite County

  • Area code 406

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