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Cheshire, CT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
203-250 A CHSHCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-271 A CHSHCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-272 A CHSHCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-439 A HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
203-439 0   318J COMCAST IP PHONE, LLC 920      
203-439 1   5562 METROPCS, INC. 920   2006-09-26   
203-439 2   318J COMCAST IP PHONE, LLC 920   2006-09-19   
203-439 3   639C ONVOY, LLC - CT 920   2016-08-11   
203-439 4   639C ONVOY, LLC - CT 920   2016-08-11   
203-439 5   639C ONVOY, LLC - CT 920   2017-09-29   
203-439 6   199F BANDWIDTH.COM CLEC, LLC - CT 920   2016-07-14   
203-439 7   318J COMCAST IP PHONE, LLC 920      
203-439 8   318J COMCAST IP PHONE, LLC 920   2014-10-10   
203-439 9   318J COMCAST IP PHONE, LLC 920      
203-649 A   829J PAETEC ITEL, LLC 920      
203-649 0   829J PAETEC ITEL, LLC 920      
203-649 1   829J PAETEC ITEL, LLC 920      
203-649 2   829J PAETEC ITEL, LLC 920      
203-649 3   829J PAETEC ITEL, LLC 920      
203-649 4   829J PAETEC ITEL, LLC 920      
203-649 5   829J PAETEC ITEL, LLC 920      
203-649 6   829J PAETEC ITEL, LLC 920      
203-649 7   829J PAETEC ITEL, LLC 920      
203-649 8   199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-10-28   
203-649 9   829J PAETEC ITEL, LLC 920      
203-651 A   829J PAETEC ITEL, LLC 920      
203-651 0   829J PAETEC ITEL, LLC 920      
203-651 1   829J PAETEC ITEL, LLC 920      
203-651 2   829J PAETEC ITEL, LLC 920      
203-651 3   829J PAETEC ITEL, LLC 920      
203-651 4   829J PAETEC ITEL, LLC 920      
203-651 5   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-10-28   
203-651 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-06-09   
203-651 7   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2004-12-12   
203-651 8   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-15   
203-651 9   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2002-12-11   
203-699 A CHSHCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 0   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 1   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 2   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 3   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 4   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 5   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 6   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-699 7   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 8   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-699 9   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-718 A   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2025-04-26   
203-718 0   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
203-718 1   829J PAETEC ITEL, LLC 920   2004-06-06   
203-718 2   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-718 3   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-11-22   
203-718 4   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-718 5   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-11-22   
203-718 6   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-10   
203-718 7   508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-09-29   
203-718 8   199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-718 9   145J TERRA NOVA TELECOM INC. 920   2025-04-28   
203-806 A HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-806 0   199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-806 1   318J COMCAST IP PHONE, LLC 920   2017-10-26   
203-806 2   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-806 3   829J PAETEC ITEL, LLC 920   2006-10-16   
203-806 4   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-05-20   
203-806 5   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-806 6   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-806 7   639C ONVOY, LLC - CT 920   2016-03-11   
203-806 8   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-806 9   639C ONVOY, LLC - CT 920   2016-03-11   
203-872 A HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-872 0   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
203-872 1   639C ONVOY, LLC - CT 920   2022-08-22   
203-872 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-02-09   
203-872 3   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2006-06-30   
203-872 4   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-10   
203-872 5   639C ONVOY, LLC - CT 920   2015-05-08   
203-872 6   639C ONVOY, LLC - CT 920   2016-05-04   
203-872 7   199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-12-29   
203-872 8   624H ONVOY SPECTRUM, LLC 920   2025-10-04   
203-872 9   639C ONVOY, LLC - CT 920   2016-02-11   
475-244 A HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-244 0   073H TELNYX LLC 920   2018-05-02   
475-244 1   639C ONVOY, LLC - CT 920   2018-04-23   
475-244 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2019-04-05   
475-244 3   199F BANDWIDTH.COM CLEC, LLC - CT 920   2019-04-05   
475-244 4   199F BANDWIDTH.COM CLEC, LLC - CT 920   2019-04-05   
475-244 5   199F BANDWIDTH.COM CLEC, LLC - CT 920   2019-04-05   
475-244 6   639C ONVOY, LLC - CT 920   2019-03-29   
475-244 7   639C ONVOY, LLC - CT 920   2018-10-31   
475-244 8   639C ONVOY, LLC - CT 920   2018-10-31   
475-244 9   639C ONVOY, LLC - CT 920   2019-03-29   
475-315 A HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
475-315 0   199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-12-02   
475-315 1   490J DISH WIRELESS, LLC 920   2022-07-31   
475-315 2   639C ONVOY, LLC - CT 920   2022-02-05   
475-315 3   639C ONVOY, LLC - CT 920   2022-02-05   
475-315 4   624H ONVOY SPECTRUM, LLC 920   2022-01-28   
475-315 5   624H ONVOY SPECTRUM, LLC 920   2022-01-28   
475-315 6   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2023-07-14   
475-315 7   515J IP HORIZON LLC 920   2022-07-23   

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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