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
231-227	Benzie	Landline	Active
231-228	Leelanau	Landline	Active
231-229	Missaukee	Landline	Active
231-230	Antrim	Landline	Active
231-232	Missaukee	Landline	Active
231-233	Mason	Cell Number	Active
231-235	Emmet	Landline	Active
231-236	Missaukee	Landline	Active
231-237	Charlevoix	Landline	Active
231-238	Cheboygan	Landline	Active
231-239	Mason	Cell Number	Active
231-240	Benzie	Landline	Active
231-241	Oceana	Landline	Active
231-242	Emmet	Landline	Active
231-243	Emmet	Landline	Active
231-245	Newaygo	Cell Number	Active
231-249	Cheboygan	Landline	Active
231-250	Mecosta	Cell Number	Active
231-255	Manistee	Landline	Active
231-256	Leelanau	Landline	Active

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