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
231-439 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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