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US State Coverage

New Hampshire

Browse all 1 active Area Codes serving the state of New Hampshire.

Home › New Hampshire

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Capital City

Capital

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29,774,514

Population

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1812

Statehood

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Active Codes

Geographic Coverage

All New Hampshire Area Codes

603 View Details

About New Hampshire

New Hampshire is served by 1 unique area codes. Major metropolitan areas like Manchester typically have multiple overlays to support high demand.

Telecommunications Context

The telecommunications history of New Hampshire is a fascinating journey of growth and innovation. As one of the key regions in the national numbering plan, this area has seen numerous shifts from early manual exchanges to today's high-speed digital networks. Served by multiple area codes, New Hampshire continues to lead in connectivity, supporting both urban hubs and rural communities. Each area code within the state represents a unique geographic and economic sector, contributing to the overall connectivity of the nation.