Local Calling Guide

Area code/prefix search

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

NXX: 851

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-851 A Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-851 0 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-851 1 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-851 2 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-08-01   
603-851 3 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2012-07-01   
603-851 4 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-12-11   
603-851 5 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2011-06-02   
603-851 6 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2014-02-01   
603-851 7 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2016-07-01   
603-851 8 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2014-04-01   
603-851 9 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2017-05-11   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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