North American Telephone Operator
North American
Telephone Operator

Phone prefix +1-231712

Phone prefix: +1231712
This prefix is distributed within the state Michigan
The largest city within this prefix is Muskegon, MI
District: Muskegon
The largest organization: American Messaging (am)
Phone numbers of the state Michigan
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
The largest city within the prefix of +1-231712.... numbers is shown below Muskegon, MI.