Area Code Lookup
What Area Code Is Muskegon?
Area code 231 · Michigan
Muskegon uses area code 231. It is located in Michigan.
Area Code Serving Muskegon
Frequently Asked Questions
What area code is Muskegon?
Muskegon uses area code 231. It is located in Michigan.
How do I call Muskegon from outside the US?
To call Muskegon from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-231-XXX-XXXX). The +1 is the country code for all NANPA countries.