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NPA: 475 [Rate centres in NPA 475] [Dial plan for NPA 475]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-398 0 Huntington CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2026-02-02   
475-398 1 Huntington CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-398 2 Huntington CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-398 5 Huntington CT HRFRCT0389Z  490J BOOST SUBSCRIBERCO L.L.C. 920   2026-09-24   
475-398 6 Huntington CT HRFRCT0389Z  490J BOOST SUBSCRIBERCO L.L.C. 920   2026-06-11   
475-398 8 Huntington CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2026-06-06   
475-399 A Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-399 0 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-15   
475-399 1 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-15   
475-399 2 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-15   
475-399 3 Stamford CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-09-24   
475-399 4 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-12-01   
475-399 5 Stamford CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-09-24   
475-399 6 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-18   
475-399 7 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-18   
475-399 8 Stamford CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-09-24   
475-399 9 Stamford CT HRFRCT03XMX  145J TERRA NOVA TELECOM INC. 920   2026-03-15   
475-400 A Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-400 0 Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2018-01-22   
475-400 1 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-25   
475-400 2 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-25   
475-400 3 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-25   
475-400 4 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-25   
475-400 5 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-25   
475-400 6 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-25   
475-400 7 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2019-05-15   
475-400 8 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2020-02-10   
475-400 9 Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-03-02   
475-401 A Guilford CT   639C ONVOY, LLC - CT 920   2026-09-20   
475-401 0 Guilford CT   639C ONVOY, LLC - CT 920   2026-09-20   
475-402 A New Haven CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-402 0 New Haven CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-402 1 New Haven CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-402 2 New Haven CT   639C ONVOY, LLC - CT 920   2026-09-28   
475-402 6 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2026-10-15   
475-402 7 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2026-10-15   
475-402 8 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2026-10-15   
475-402 9 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2026-10-15   
475-403 A Waterbury CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-403 0 Waterbury CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-403 1 Waterbury CT   639C ONVOY, LLC - CT 920   2026-09-27   
475-403 8 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2026-11-07   
475-403 9 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2026-10-02   
475-404 A Ansonia-Derby CT   639C ONVOY, LLC - CT 920   2026-10-31   
475-404 0 Ansonia-Derby CT   639C ONVOY, LLC - CT 920   2026-10-31   
475-405 A Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-405 0 Cheshire CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-03-12   
475-405 1 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-26   
475-405 2 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-26   
475-405 3 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-26   
475-405 4 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
475-405 5 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
475-405 6 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-05-15   
475-405 7 Cheshire CT   639C ONVOY, LLC - CT 920   2026-08-14   
475-405 8 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-05-15   
475-405 9 Cheshire CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2020-09-26   
475-406 A Naugatuck CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2026-11-07   
475-406 9 Naugatuck CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2026-11-07   
475-410 A Woodbury CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920      
475-410 0 Woodbury CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-04-16   
475-410 1 Woodbury CT   515J IP HORIZON LLC 920   2022-07-23   
475-410 2 Woodbury CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-410 3 Woodbury CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-01-28   
475-410 5 Woodbury CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-17   
475-410 6 Woodbury CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-17   
475-410 7 Woodbury CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-01-28   
475-410 8 Woodbury CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-410 9 Woodbury CT HRFRCT03XMX  145J TERRA NOVA TELECOM INC. 920   2026-02-06   
475-414 A New Haven CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-414 0 New Haven CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-15   
475-414 1 New Haven CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-08-01   
475-414 2 New Haven CT HRFRCT03Y2X  829J PAETEC ITEL, LLC 920   2017-06-12   
475-414 3 New Haven CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2017-12-27   
475-414 4 New Haven CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-10-16   
475-414 5 New Haven CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-10-16   
475-414 6 New Haven CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-01-29   
475-414 7 New Haven CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-10   
475-414 8 New Haven CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2016-02-06   
475-414 9 New Haven CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2016-02-06   
475-419 A Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-419 0 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-08-15   
475-419 1 Stamford CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-09-24   
475-419 2 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-08-15   
475-419 3 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-08-15   
475-419 4 Stamford CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-10-04   
475-419 5 Stamford CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-10-04   
475-419 6 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-10-30   
475-419 7 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-10-30   
475-419 8 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-09-08   
475-419 9 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-09-08   
475-422 A Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
475-422 0 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-02-17   
475-422 1 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-03-01   
475-422 2 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-03-01   
475-422 3 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2014-09-06   
475-422 4 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2014-09-19   
475-422 5 Bridgeport CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-26   
475-422 6 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-08-12   
475-422 7 Bridgeport CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-04-29   
475-422 8 Bridgeport CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-04-29   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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