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Phone Directory 603-431 Detail

State Major City Time Zone
New Hampshire Manchester Eastern

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Example: (603) 431-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
603-431 Portsmouth, NH No New England Tel Op DBA Fairpoint Comm Rockingham Landline 02/04/1994

Other Series For Prefixes

603-4310###
603-4311###
603-4312###
603-4313###
603-4314###
603-4315###
603-4316###
603-4317###
603-4318###
603-4319###