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: 998

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-998 A Laconia NH MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-998 0 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2008-05-02   
603-998 1 Laconia NH MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-998 2 Laconia NH MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-998 3 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2007-04-02   
603-998 4 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2007-06-01   
603-998 5 Laconia NH   145J TERRA NOVA TELECOM INC. 122   2023-12-06   
603-998 6 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2009-03-07   
603-998 7 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-02-16   
603-998 8 Laconia NH MNCHNHCOCM1  5562 METROPCS, INC. 122   2006-05-18   
603-998 9 Laconia NH MNCHNHCOCM1  5562 METROPCS, INC. 122      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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