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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-304 7 Newtown CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-12-19   
203-304 8 Newtown CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-09-07   
203-304 9 Newtown CT WLMNCT130MD  777C CHARTER FIBERLINK CT-CCO, LLC - CT 920   2007-12-09   
203-305 A Ansonia-Derby CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-306 A Milford CT HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
203-306 0 Milford CT HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
203-306 1 Milford CT HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
203-306 2 Milford CT HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
203-306 3 Milford CT HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
203-306 4 Milford CT HRFRCT0370Z  2706 CHOICE ONE COMMUNICATIONS, INC. - CT 920      
203-306 5 Milford CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2004-08-27   
203-306 6 Milford CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2008-10-16   
203-306 7 Milford CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2004-02-09   
203-306 8 Milford CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2002-12-30   
203-306 9 Milford CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2005-12-29   
203-307 A Fairfield CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-307 0 Fairfield CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-307 1 Fairfield CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-12-19   
203-307 2 Fairfield CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-12-19   
203-307 3 Fairfield CT NWHNCT030MD  3722 CONVERSENT COMMUNICATIONS OF CONNECTICUT, LLC - CT 920   2005-12-19   
203-307 4 Fairfield CT SMFRCT0162Z  3863 CTC COMMUNICATIONS CORP. - CT 920   2006-09-21   
203-307 5 Fairfield CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-03-05   
203-307 6 Fairfield CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2005-03-24   
203-307 7 Fairfield CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2005-03-24   
203-307 8 Fairfield CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2005-03-24   
203-307 9 Fairfield CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2005-03-24   
203-308 A Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-308 0 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2008-12-28   
203-308 1 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2009-04-11   
203-308 2 Ansonia-Derby CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2010-08-08   
203-308 3 Ansonia-Derby CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2009-07-28   
203-308 4 Ansonia-Derby CT SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2009-10-29   
203-308 5 Ansonia-Derby CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-09-09   
203-308 6 Ansonia-Derby CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-09-09   
203-308 7 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2010-08-07   
203-308 8 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2010-04-01   
203-308 9 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2010-01-21   
203-309 A Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
203-309 0 Darien CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-03-10   
203-309 1 Darien CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-04-19   
203-309 2 Darien CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-08-07   
203-309 3 Darien CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-06-02   
203-309 4 Darien CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2012-07-29   
203-309 5 Darien CT NRWLCT028MD  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2011-08-19   
203-309 6 Darien CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-09-07   
203-309 7 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2007-11-02   
203-309 8 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2007-11-02   
203-309 9 Darien CT   5562 METROPCS, INC. 920   2007-11-02   
203-310 A New Canaan CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-310 0 New Canaan CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2003-06-01   

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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