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: 764

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-764 A Warren NH WRRNNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-764 1 Warren NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122   2023-04-27   
603-764 3 Warren NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122   2022-10-06   
603-764 4 Warren NH   145J TERRA NOVA TELECOM INC. 122   2021-05-28   
603-764 5 Warren NH WRRNNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-764 6 Warren NH MNCHNHCOXPZ  853C TIME WARNER CABLE INFORMATION SVCS (NEW HAMPSHIRE) 122   2012-10-02   
603-764 7 Warren NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-05   
603-764 8 Warren NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122   2023-11-16   
603-764 9 Warren NH WRRNNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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