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Area Code 603 Information

State: NH - New Hampshire
Active: True

North American area code 603 is the state of New Hampshire's sole area code. Area code 603 was created as one of the original area codes in October, 1947.

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Best Mobile Operators in your area:

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AT&T: AT&T Wireless Plans

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Tello: Tello - has mobile plans as low as $10/month

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Verizon has a great list of new Smartphones

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