Phone

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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