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: 462

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-462 A Deerfield NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-462 0 Deerfield NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-462 1 Deerfield NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-462 2 Deerfield NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-462 3 Deerfield NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122   2026-06-04   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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