Prefix (231) 236- is primarily in Muskegon, Michigan, and includes 40 phone numbers.

Area Code:

231

City/State:

Muskegon, MI

ZIP (primary):

49441

County:

Muskegon

Type:

Landline

Company/Carrier:

Telnet Worldwide, Inc.

Time Zone:

Eastern (7:59 am)

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Phone numbers in (231) 236-