North American Telephone Operator
North American
Telephone Operator

Phone prefix +1-303812

Phone prefix: +1303812
This prefix is distributed within the state Colorado
The largest city within this prefix is Denver, CO
District: Denver
The largest organization: Qwest Corporation
Phone numbers of the state Colorado
Time Zone: Mountain
Winter time: UTC-7
Summer time: UTC-6
The largest city within the prefix of +1-303812.... numbers is shown below Denver, CO.