Phone prefix +1-231604
Phone prefix: +1231604
This prefix is distributed within the state Michigan
The largest city within this prefix is Kalkaska, MI
District: Kalkaska
The largest organization: Usa Mobility Wireless
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
The largest city within the prefix of +1-231604.... numbers is shown below
Kalkaska, MI.