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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-736 A Epsom NH EPSMNHBHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-736 0 Epsom NH   314C IDT AMERICA CORP - NH 122   2008-04-18   
603-736 1 Epsom NH   4285 LIGHTSHIP TELECOM, LLC 122   2002-09-12   
603-736 3 Epsom NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-736 4 Epsom NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-736 5 Epsom NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-736 6 Epsom NH   8468 FREEDOM RING COMMUNICATIONS, LLC 122   2009-02-19   
603-736 7 Epsom NH   4017 LEVEL 3 COMMUNICATIONS - NH 122   2004-09-04   
603-736 8 Epsom NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-736 9 Epsom NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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