1 area code assigned to Montana · Mountain Time
Montana spans 6 LATAs — the regions a call is routed within before it becomes long-haul.
Montana has more than one area code in most regions. Enter a city to see which codes serve it, or check a specific number instead.
Montana is served by 1 area code in the North American Numbering Plan (NANP): 406. All Montana numbers are in the Mountain Time zone. Click any area code above to see the cities and rate centers it covers, formatted tel: link examples, and to search for available phone numbers.