USA Phone Code Guide
USA Phone
Code Guide

Phone prefix +1 (603) 815-XXXX

Phone prefix: +1603815
This prefix is distributed within the state New Hampshire
The largest city within this prefix is Durham, NH
District: Not defined
The largest organization: Teleport Communications Of Boston
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 (603) 815-XXXX numbers is shown below Durham, NH.

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