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
231-439	Emmet	Landline	Active
231-440	Lake	Landline	Active
231-441	Kalkaska	Landline	Active
231-445	Cheboygan	Cell Number	Active
231-448	Mackinac	Landline	Active
231-450	Oceana	Landline	Active
231-452	Newaygo	Landline	Active
231-457	Muskegon	Landline	Active
231-459	Charlevoix	Landline	Active
231-460	Mecosta	Landline	Active
231-462	Mason	Landline	Active
231-463	Grand Traverse	Landline	Active
231-464	Mason	Landline	Active
231-465	Osceola	Landline	Active
231-468	Wexford	Landline	Active
231-477	Manistee	Landline	Active
231-480	Mason	Landline	Active
231-482	Charlevoix	Landline	Active
231-484	Charlevoix	Landline	Active
231-486	Grand Traverse	Landline	Active

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