Local Calling Guide

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

NXX: 707

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-707 A Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-707 0 Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2004-04-11   
603-707 1 Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2006-03-04   
603-707 2 Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2006-10-02   
603-707 3 Meredith NH   829J PAETEC ITEL, LLC 122   2006-07-31   
603-707 4 Meredith NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-04   
603-707 5 Meredith NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122   2006-09-17   
603-707 6 Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2007-09-01   
603-707 7 Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2005-01-02   
603-707 8 Meredith NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2004-11-15   
603-707 9 Meredith NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2008-02-06   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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