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: 901

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-901 A Conway NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-901 0 Conway NH   073H TELNYX LLC 122      
603-901 1 Conway NH   793K TWC IP ENABLED SERVICES, LLC 122      
603-901 2 Conway NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-901 3 Conway NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-901 9 Conway NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      

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

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