Local Calling Guide

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

NXX: 789

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-789 A Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 0 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 3 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 4 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 5 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 6 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 8 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-789 9 Danbury NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      

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

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