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
231-344	Emmet	Landline	Active
231-345	Osceola	Landline	Active
231-346	Grand Traverse	Landline	Active
231-347	Emmet	Landline	Active
231-348	Emmet	Landline	Active
231-349	Mecosta	Cell Number	Active
231-350	Antrim	Cell Number	Active
231-351	Mason	Landline	Active
231-352	Benzie	Landline	Active
231-353	Missaukee	Landline	Active
231-354	Montcalm	Landline	Active
231-355	Newaygo	Landline	Active
231-356	Antrim	Landline	Active
231-357	Grand Traverse	Cell Number	Active
231-358	Antrim	Landline	Active
231-359	Mecosta	Landline	Active
231-360	Grand Traverse	Cell Number	Active
231-361	Mecosta	Landline	Active
231-362	Manistee	Landline	Active
231-363	Cheboygan	Landline	Active

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