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Westport, CT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
203-216 A MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-216 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2007-10-22   
203-221 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-222 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-226 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-227 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 0   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 1   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 2   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 3   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 4   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 5   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 6   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 7   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 8   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-291 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2007-10-22   
203-293 A SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-293 0   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-11   
203-293 1   7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-293 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-11   
203-293 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-01-24   
203-293 4   612K CSC VOICE, LLC 920   2007-12-07   
203-293 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2008-12-12   
203-293 6   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-293 7   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-09-09   
203-293 8   199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-293 9   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-11   
203-341 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-349 A HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-349 0   5562 METROPCS, INC. 920   2011-03-24   
203-349 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2015-11-15   
203-349 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-04-13   
203-349 3   199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-11-26   
203-349 4   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-349 5   612K CSC VOICE, LLC 920   2010-09-23   
203-349 6   639C ONVOY, LLC - CT 920   2015-05-08   
203-349 7   4950 CABLEVISION LIGHTPATH, INC. - CT 920   2011-05-27   
203-349 8   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2004-12-01   
203-349 9   639C ONVOY, LLC - CT 920   2016-02-15   
203-429 A SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-429 0   7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-429 1   7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-429 2   7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-429 3   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2010-08-23   
203-429 4   199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-01   
203-429 5   199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-01   
203-429 6   7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-429 7   508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-07-16   
203-429 8   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2002-09-12   
203-429 9   639C ONVOY, LLC - CT 920   2016-04-28   
203-451 A MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-454 A WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-557 A NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-557 0   612K CSC VOICE, LLC 920      
203-557 1   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-557 2   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-557 3   612K CSC VOICE, LLC 920      
203-557 4   612K CSC VOICE, LLC 920      
203-557 5   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-557 6   612K CSC VOICE, LLC 920   2015-07-25   
203-557 7   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-557 8   612K CSC VOICE, LLC 920      
203-557 9   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-571 A NWHNCT02X5X  7421 AT&T - LOCAL 920      
203-571 0   145J TERRA NOVA TELECOM INC. 920   2025-10-16   
203-571 1   829J PAETEC ITEL, LLC 920   2001-05-17   
203-571 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-01-19   
203-571 3   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-05-02   
203-571 4   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-05-02   
203-571 5   7421 AT&T - LOCAL 920      
203-571 6   829J PAETEC ITEL, LLC 920   2006-05-25   
203-571 7   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2005-11-28   
203-571 8   5562 METROPCS, INC. 920   2002-12-11   
203-571 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-01-19   
203-635 A SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-635 0   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2004-12-29   
203-635 1   829J PAETEC ITEL, LLC 920   2005-06-06   
203-635 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-11-13   
203-635 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-08-29   
203-635 4   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-635 5   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2012-08-26   
203-635 6   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2012-03-03   
203-635 7   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-11-13   
203-635 8   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-04   
203-635 9   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-04   
203-682 A   829J PAETEC ITEL, LLC 920      
203-682 0   829J PAETEC ITEL, LLC 920      
203-682 1   829J PAETEC ITEL, LLC 920      
203-682 2   829J PAETEC ITEL, LLC 920      
203-682 3   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2006-07-07   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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