North American Telephone Operator
North American
Telephone Operator

Phone prefix +1-603531

Phone prefix: +1603531
This prefix is distributed within the state New Hampshire
The largest city within this prefix is Portsmouth, NH
District: Rockingham
The largest organization: New Cingular Wireless PCS - DC
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 +1-603531.... numbers is shown below Portsmouth, NH.

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