Local Calling Guide

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

NXX: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-390 A Jefferson NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-390 2 Jefferson NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122      
603-390 3 Jefferson NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122      
603-390 4 Jefferson NH   145J TERRA NOVA TELECOM INC. 122      
603-390 6 Jefferson NH   145J TERRA NOVA TELECOM INC. 122      
603-390 9 Jefferson NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      

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

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