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Phone Directory 603-670 Detail

State Major City Time Zone
New Hampshire Manchester Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
603-670 Merrimack, NH Choice One Communications Of New Hampshire Hillsborough Landline 10/31/2000

Other Series For Prefixes

603-6700###
603-6701###
603-6702###
603-6703###
603-6704###
603-6705###
603-6706###
603-6707###
603-6708###
603-6709###