Geographic Regions and Area Codes

Area Code 406 is the sole area code for the entire state of Montana, USA. This area code covers a vast geographic region, stretching from the rugged peaks of the Rocky Mountains in the west to the expansive prairies in the east. Major cities within this area code include Billings, Missoula, Great Falls, Bozeman, Butte, and Helena. Each of these cities offers unique opportunities for businesses, from the bustling urban environment of Billings to the university town of Bozeman.

Key regions within Area Code 406:

  • Billings
  • Missoula
  • Great Falls
  • Bozeman
  • Butte
  • Helena

For businesses looking to establish a presence in Montana, understanding the geographic diversity and the single area code system is crucial for effective communication and customer service.