Local Calling Guide

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

NXX: 272

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-272 A Piermont NH BRFRVTPG272  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-272 1 Piermont NH MNCHNHCO43Z  792K CHARTER IP ENABLED SERVICES, LLC 122   2011-09-03   
603-272 2 Piermont NH   145J TERRA NOVA TELECOM INC. 122   2021-05-27   
603-272 4 Piermont NH BRFRVTPG272  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-272 5 Piermont NH   145J TERRA NOVA TELECOM INC. 122   2023-04-27   
603-272 6 Piermont NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-07   
603-272 7 Piermont NH   637E ONVOY, LLC - NH 122   2025-02-09   
603-272 9 Piermont NH BRFRVTPG272  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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