Local Calling Guide

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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-403 A Ridgefield CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-403 0 Ridgefield CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-04-19   
203-403 1 Ridgefield CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-403 2 Ridgefield CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-05-13   
203-403 3 Ridgefield CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2008-12-13   
203-403 4 Ridgefield CT SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2004-09-28   
203-403 5 Ridgefield CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-09-07   
203-403 6 Ridgefield CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2011-02-26   
203-403 7 Ridgefield CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-06-08   
203-403 8 Ridgefield CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2013-11-02   
203-403 9 Ridgefield CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920   2001-05-07   

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

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