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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-996 A Plymouth NH MNCHNHCNXAX  6664 SPRINT SPECTRUM L.P. 122      
603-996 1 Plymouth NH   6664 SPRINT SPECTRUM L.P. 122      
603-996 3 Plymouth NH   2698 CTC COMMUNICATIONS CORP. - NH 122   2006-02-24   
603-996 6 Plymouth NH   6664 SPRINT SPECTRUM L.P. 122      
603-996 9 Plymouth NH   6664 SPRINT SPECTRUM L.P. 122      

Last updated: Wed, 05 Feb 2020 02:15:44 UTC

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