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Phone Directory 603-503 Detail

State Major City Time Zone
New Hampshire Manchester Eastern

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Example: (603) 503-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
603-503 Lancaster, NH Brooks Fiber Communications Of New Hampshire Coos Landline 11/20/1998

Other Series For Prefixes

603-5030###
603-5031###
603-5032###
603-5033###
603-5034###
603-5035###
603-5036###
603-5037###
603-5038###
603-5039###