Local 03 Phone Number. What does the 406 area code cover? It doesn’t matter if you are in a big city like chicago (312) or a small town such as key.
With talkroute, you may register as many local phone numbers as needed, in as many different localities as required. Area code 406 continues to cover all of montana including anaconda, butte, kalispell, lewistown, polson, cut bank, and whitefish. It can be your home land and you would like to keep in touch with family and friends or it can be for business use.