231 Area Code Phone Directory

Information for Area Code 231

State: MI
Largest City in Area: MUSKEGON

Where is Area Code 231?

Area code (231) is in the state of MI. Below, are the major cities in the area code (231).

Major Cities in 231

MUSKEGON, MI (374,784)
TRAVERSE CITY, MI (240,808)
NORTON SHORES, MI (130,142)
GRAND RAPIDS, MI (116,290)
CADILLAC, MI (77,035)
PETOSKEY, MI (68,942)
BIG RAPIDS, MI (65,294)
LUDINGTON, MI (61,106)
TWIN LAKE, MI (60,927)
NEWAYGO, MI (50,233)

Zip Codes in 231

48838
49303
49304
49307
49309
49312
49318
49320
49322
49327
49329
49332
49336
49337
49338
49339
49342
49346
49347
49349