MT
Montana area codes
Montana has 1 area code in our directory — 406. Pick one for its map, live local time, coverage and dialing rules.
Map of Montana area codes
45.7833, -108.5007
Open in OpenStreetMapArea codes in Montana. Tap a pin to open that code’s page.
Codes
Area codes in Montana
Coverage
Cities in Montana
- Billings
- Missoula
- Great Falls
- Bozeman
- Butte
- Helena
Browse every area code in the directory.