North American Telephone Operator
North American
Telephone Operator

Phone prefix +1-603855

Phone prefix: +1603855
This prefix is distributed within the state New Hampshire
The largest city within this prefix is Alton, NH
District: Not defined
The largest organization: Idt America Corp
Phone numbers of the state New Hampshire
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
The largest city within the prefix of +1-603855.... numbers is shown below Alton, NH.

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