Area Code 406 – Montana

United States • MT Time Zone • 3 major cities

Area Code Details

Area Code
406
State / Province
Montana
Country
United States
Time Zone
MT
IANA Zone
America/Denver
Country Code
US

Cities & Counties

Yellowstone County

Billings

Missoula County

Missoula

Cascade County

Great Falls

Nearby Area Codes

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Frequently Asked Questions

What time zone is area code 406 in?

Area code 406 is in the MT time zone (America/Denver). It serves Montana, United States.

Where is area code 406 located?

Area code 406 covers Montana in United States. Major cities include Billings, Missoula, Great Falls.

What cities use area code 406?

Cities served by area code 406 include: Billings, Missoula, Great Falls.

What is the current time in area code 406?

The live clock on this page shows the real-time current time for area code 406 (MT time zone). It updates every second.

Is area code 406 in the US or Canada?

Area code 406 is in United States (US), specifically in Montana.

What other area codes are in Montana?

Area code 406 is the only area code listed for Montana.

How do I call area code 406 from another time zone?

When calling area code 406, remember it's in the MT time zone. Use the time converter above to find the best time to call.

What counties does area code 406 cover?

Area code 406 covers: Yellowstone County, Missoula County, Cascade County.