Area Code 231

Area Code 231 information.

Area Code 231 Details
Country	United States
State/Province	Michigan
Major City	Muskegon
Time Zone	Eastern (UTC-05:00)

Area Code 231 Prefixes

Prefix	County	Phone Type	Status
231-757	Mason	Landline	Active
231-758	Emmet	Landline	Active
231-759	Muskegon	Landline	Active
231-760	Muskegon	Landline	Active
231-762	Montcalm	Landline	Active
231-764	Kalkaska	Landline	Active
231-766	Muskegon	Landline	Active
231-767	Muskegon	Landline	Active
231-768	Osceola	Landline	Active
231-769	Muskegon	Landline	Active
231-773	Muskegon	Landline	Active
231-774	Grand Traverse	Landline	Active
231-775	Wexford	Landline	Active
231-776	Emmet	Landline	Active
231-777	Muskegon	Landline	Active
231-778	Grand Traverse	Landline	Active
231-779	Wexford	Landline	Active
231-780	Muskegon	Landline	Active
231-782	Cheboygan	Landline	Active
231-785	Mason	Landline	Active

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