Local Calling Guide

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

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-440 A Merrimack NH MRMCNHYADS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-440 0 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2017-08-22   
603-440 1 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2016-12-13   
603-440 2 Merrimack NH MRMCNHYADS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-440 3 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2003-08-03   
603-440 4 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2012-06-19   
603-440 5 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2004-02-17   
603-440 6 Merrimack NH MRMCNHYADS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-440 7 Merrimack NH MRMCNHYADS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-440 8 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2002-12-09   
603-440 9 Merrimack NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2004-08-02   

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

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