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: 563

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-563 A Dublin NH DBLNNHMORS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-563 0 Dublin NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-563 1 Dublin NH MNCHNHCOX9Y  2698 CTC COMMUNICATIONS CORP. - NH 122      
603-563 5 Dublin NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122      
603-563 7 Dublin NH DBLNNHMORS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-563 8 Dublin NH DBLNNHMORS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-563 9 Dublin NH DBLNNHMORS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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