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: 414

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-414 A Sunapee NH CNTCNHXAGT1  853H TDS METROCOM, LLC - NH 122      
603-414 1 Sunapee NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2008-07-10   
603-414 2 Sunapee NH CNTCNHXAGT1  853H TDS METROCOM, LLC - NH 122   2016-08-09   
603-414 3 Sunapee NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2022-09-21   
603-414 6 Sunapee NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2021-04-19   
603-414 7 Sunapee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      

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

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