Zip Area Code

Plains, Montana

Plains, Montana, in Sanders County, has ZIP code 59859 and area code 406.

ZIP code
59859
Area code
406
State
Montana
Time zone
Mountain Time
Coordinates
47.4734, -114.8930

ZIP codes in Plains

ZIP codePost officeCountyArea codes
59859PlainsSanders County406

Area code for Plains

  • Area code 406

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

Time zone

Plains is in the Mountain Time zone.

Towns near Plains