Area Code Lookup
What Area Code Is Lewistown?
Area code 406 · Montana
Lewistown uses area code 406. It is located in Montana.
Area Code Serving Lewistown
Frequently Asked Questions
What area code is Lewistown?
Lewistown uses area code 406. It is located in Montana.
How do I call Lewistown from outside the US?
To call Lewistown from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-406-XXX-XXXX). The +1 is the country code for all NANPA countries.