Local Phone Numbers
Montana
406 Area Code
406 Area Code
Get a Montana Local Phone Number with DialLink

Looking to connect with customers in Billings, Missoula, or Bozeman? A 406 area code instantly gives your business a trusted identity across the entire state of Montana. Since 406 is Montana’s original and only area code, it’s a recognizable symbol of local pride and credibility.
With DialLink, SMBs and startups can quickly set up a 406 area code number supported by our AI-powered cloud phone system. From call handling to AI voice agents and business messaging, everything you need to project professionalism and scale your communications is included.
The 406 area code covers all of Montana, including major cities such as Billings, Missoula, Great Falls, Bozeman, and Helena. Whether your business is focused on tourism, higher education, healthcare, or local services, a 406 area code number makes your brand feel more accessible and trustworthy to customers statewide.
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The 406 area code is assigned to the entire state of Montana.
The 406 area code isn’t tied to just one city. It covers Billings, Missoula, Great Falls, Bozeman, Helena, and all Montana communities.
Area code 406 is in the Western United States, specifically covering the entire state of Montana.
Montana has a single area code, 406, covering the entire state.
There are over 300 active area codes in the United States, with new ones added as demand for numbers increases.