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
231-848	Manistee	Landline	Active
231-852	Mason	Landline	Active
231-853	Muskegon	Landline	Active
231-854	Oceana	Landline	Active
231-855	Muskegon	Landline	Active
231-856	Mecosta	Landline	Active
231-859	Lake	Landline	Active
231-861	Oceana	Landline	Active
231-862	Wexford	Landline	Active
231-863	Mason	Landline	Active
231-864	Manistee	Landline	Active
231-865	Muskegon	Landline	Active
231-866	Leelanau	Cell Number	Active
231-867	Mecosta	Landline	Active
231-869	Oceana	Landline	Active
231-871	Benzie	Landline	Active
231-872	Osceola	Landline	Active
231-873	Oceana	Landline	Active
231-874	Cheboygan	Landline	Active
231-875	Muskegon	Landline	Active

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