Phone prefix +1-603490
Phone prefix: +1603490
This prefix is distributed within the state New Hampshire
The largest city within this prefix is Derry, NH
District: Rockingham
The largest organization: Bell Atlantic Nynex Mobile
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
The largest city within the prefix of +1-603490.... numbers is shown below
Derry, NH.