Active Area Code

231

Michigan
Eastern Time (ET)
Est. 1999
Identify This Caller
PRIMARY
Location
Michigan
Traverse City
ACTIVE
Coverage
2 Cities
Since 1999

About Area Code 231

Area code 231 serves Michigan, covering major cities including Traverse City, Muskegon. Operating in the Eastern Time (ET), this code was established in 1999.

StateTime ZoneCities
MichiganEastern Time (ET)Traverse City, Muskegon

Beware of Spam Calls

Scammers frequently use 231 numbers. Always verify unknown callers before sharing personal information.

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Common Questions

Where is 231?
Located in Michigan, serving Traverse City and surrounding areas.
What time zone?
Operates in Eastern Time (ET).
When established?
Area code 231 was introduced in 1999.
Used for spam?
Can be used by legitimate and fraudulent callers. Always verify unknown numbers.