Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 717

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-717 A Concord NH MNCHNHCOX9Y  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-717 0 Concord NH MNCHNHCOX9Y  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-717 1 Concord NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-02-16   
603-717 2 Concord NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2006-12-04   
603-717 3 Concord NH SALMNHNB5MD  9247 BROADVIEW NETWORKS, INC. - NH 122   2004-11-18   
603-717 4 Concord NH MNCHNHNI9MD  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2008-04-24   
603-717 5 Concord NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2009-08-01   
603-717 6 Concord NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-08-01   
603-717 7 Concord NH MNCHNHCOX9Y  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-717 8 Concord NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-04-02   
603-717 9 Concord NH MNCHNHCOX9Y  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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