Local Calling Guide

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

NXX: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-399 A Westmoreland NH WMLDNHWERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-399 1 Westmoreland NH   793K TWC IP ENABLED SERVICES, LLC 122      
603-399 2 Westmoreland NH   145J TERRA NOVA TELECOM INC. 122      
603-399 3 Westmoreland NH MNCHNHCOX9Y  4285 LIGHTSHIP TELECOM, LLC 122      
603-399 4 Westmoreland NH WMLDNHWERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-399 5 Westmoreland NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-399 6 Westmoreland NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-399 7 Westmoreland NH WMLDNHWERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-399 8 Westmoreland NH MNCHNHCOX9Y  2698 CTC COMMUNICATIONS CORP. - NH 122      
603-399 9 Westmoreland NH WMLDNHWERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

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

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