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
231-564	Kalkaska	Landline	Active
231-568	Grand Traverse	Landline	Active
231-569	Emmet	Cell Number	Active
231-570	Kalkaska	Cell Number	Active
231-571	Muskegon	Landline	Active
231-577	Wexford	Landline	Active
231-578	Muskegon	Landline	Active
231-580	Mecosta	Landline	Active
231-582	Charlevoix	Landline	Active
231-583	Mason	Landline	Active
231-584	Antrim	Landline	Active
231-585	Antrim	Landline	Active
231-587	Antrim	Landline	Active
231-588	Antrim	Landline	Active
231-590	Grand Traverse	Cell Number	Active
231-591	Mecosta	Landline	Active
231-592	Mecosta	Landline	Active
231-593	Wexford	Landline	Active
231-594	Oceana	Landline	Active
231-596	Emmet	Landline	Active

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