Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

NXX: 660

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-660 A Byram CT NYCMNYZRX9X  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 132      
203-660 0 Byram CT WHPLNYWPXOY  199F BANDWIDTH.COM CLEC, LLC - CT 132   2010-08-07   
203-660 1 Byram CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2008-06-01   
203-660 2 Byram CT   145J TERRA NOVA TELECOM INC. 132   2022-04-17   
203-660 3 Byram CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2021-03-04   
203-660 4 Byram CT NYCMNYZRX1X  145J TERRA NOVA TELECOM INC. 132   2021-01-14   
203-660 5 Byram CT NYCMNY37XAX  506J TWILIO INTERNATIONAL, INC. 132   2021-03-28   
203-660 6 Byram CT WHPLNYYFDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 132   2003-06-08   
203-660 7 Byram CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2008-04-21   
203-660 8 Byram CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2008-06-01   
203-660 9 Byram CT NYCMNYZRX9X  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 132      

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

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