How many area codes are in Montana?
Area codes in Montana
Currently the state of Montana has a total of 1 area code. The area codes for MT are as follows:
Are there other differents area codes in Montana?
No, there are currently only 1 area code in the state of Montana.
However, it is possible that a greater number may exist in the event that certain regions increase the number of existing telephone numbers and new ones may have to be included to service new telephones that may appear in this region of MT.
So if you need "How many area codes are in Montana?" the answer is 1.