Phone prefix +1-906231
Phone prefix: +1906231
This prefix is distributed within the state Michigan
The largest city within this prefix is Houghton, MI
District: Houghton
The largest organization: Verizon Wireless (vaw)
Time Zone: Eastern / Central
Winter time: UTC-5 / UTC-6
Summer time: UTC-4 / UTC-5
The largest city within the prefix of +1-906231.... numbers is shown below
Houghton, MI.