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Stamford, CT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
475-419 A HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-419 0   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-08-15   
475-419 1   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-09-24   
475-419 2   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-08-15   
475-419 3   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-08-15   
475-419 4   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-10-04   
475-419 5   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-10-04   
475-419 6   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-10-30   
475-419 7   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-10-30   
475-419 8   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-09-08   
475-419 9   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-09-08   
475-477 A HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-477 0   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-02-24   
475-477 1   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2020-01-17   
475-477 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-02-24   
475-477 3   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-02-24   
475-477 4   639C ONVOY, LLC - CT 920   2020-01-16   
475-477 5   639C ONVOY, LLC - CT 920   2020-01-16   
475-477 6   639C ONVOY, LLC - CT 920   2020-01-16   
475-477 7   639C ONVOY, LLC - CT 920   2020-01-16   
475-477 8   639C ONVOY, LLC - CT 920   2020-03-02   
475-477 9   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-02-24   
475-550 A HRFRCT0344Z  866H BARR TEL USA, INC. - CT 920      
475-550 0   515J IP HORIZON LLC 920   2022-08-04   
475-550 1   866H BARR TEL USA, INC. - CT 920   2022-04-23   
475-550 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2022-10-24   
475-550 3   073H TELNYX LLC 920   2023-01-23   
475-550 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2023-02-12   
475-550 5   639C ONVOY, LLC - CT 920   2023-08-06   
475-550 6   639C ONVOY, LLC - CT 920   2022-12-19   
475-550 7   639C ONVOY, LLC - CT 920   2022-12-19   
475-550 8   639C ONVOY, LLC - CT 920   2022-12-19   
475-550 9   639C ONVOY, LLC - CT 920   2022-12-19   
475-619 A SMFRCTCTDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
475-619 0   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-02-24   
475-619 1   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-02-24   
475-619 2   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-11   
475-619 3   639C ONVOY, LLC - CT 920   2015-05-08   
475-619 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2015-08-12   
475-619 5   612K CSC VOICE, LLC 920   2015-07-25   
475-619 6   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2015-02-21   
475-619 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2015-06-30   
475-619 8   829J PAETEC ITEL, LLC 920   2015-05-19   
475-619 9   612K CSC VOICE, LLC 920   2015-04-03   
475-685 A HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-685 0   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2019-06-12   
475-685 1   639C ONVOY, LLC - CT 920   2019-06-14   
475-685 2   639C ONVOY, LLC - CT 920   2019-06-14   
475-685 3   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2019-07-01   
475-685 4   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2019-08-28   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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