North American Telephone Operator
North American
Telephone Operator

Phone prefix +1-231931

Phone prefix: +1231931
This prefix is distributed within the state Michigan
The largest city within this prefix is Mancelona, MI
District: Antrim
The largest organization: Usa Mobility Wireless
Phone numbers of the state Michigan
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
The largest city within the prefix of +1-231931.... numbers is shown below Mancelona, MI.