Local Calling Guide

Area code/prefix search

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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 276

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-276 A West Lebanon NH HKSTNHECCM0  6386 BELL ATLANTIC NYNEX MOBILE 122      
603-276 0 West Lebanon NH HKSTNHECCM0  6386 BELL ATLANTIC NYNEX MOBILE 122      
603-276 1 West Lebanon NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2007-03-08   
603-276 2 West Lebanon NH PTMONHBN3MD  6664 SPRINT SPECTRUM L.P. 122   2011-03-15   
603-276 3 West Lebanon NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS - NH 122   2004-09-05   
603-276 4 West Lebanon NH MNCHNHACDS0  7778 BROOKS FIBER COMMUNICATIONS OF NEW HAMPSHIRE - NH 122   2008-10-15   
603-276 5 West Lebanon NH PTMONHBN3MD  6664 SPRINT SPECTRUM L.P. 122   2008-10-06   
603-276 6 West Lebanon NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2019-09-29   
603-276 7 West Lebanon NH PTMONH07DS1  8468 FREEDOM RING COMMUNICATIONS, LLC 122   2008-02-21   
603-276 8 West Lebanon NH PTMONHBN3MD  6664 SPRINT SPECTRUM L.P. 122   2008-01-08   
603-276 9 West Lebanon NH PTMONHBN3MD  6664 SPRINT SPECTRUM L.P. 122   2006-03-21   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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