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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
475-338 6 Branford CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2019-11-15   
475-338 7 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-03-29   
475-338 8 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2018-01-04   
475-338 9 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-03-29   
475-339 A Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
475-339 0 Ansonia-Derby CT HRFRCT03SMD  939H COMMIO, LLC 920   2022-12-17   
475-339 1 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-02-05   
475-339 2 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-02-05   
475-339 3 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-02-05   
475-339 4 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-02-09   
475-339 5 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2024-02-09   
475-339 6 Ansonia-Derby CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2024-02-24   
475-339 7 Ansonia-Derby CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-11   
475-339 8 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-06-25   
475-339 9 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-06-25   
475-340 A Old Greenwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-340 0 Old Greenwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2024-01-07   
475-340 2 Old Greenwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-11-05   
475-340 9 Old Greenwich CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2024-09-21   
475-341 A Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
475-341 0 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2024-10-19   
475-341 1 Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2024-09-25   
475-341 2 Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2024-09-25   
475-341 3 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-01-20   
475-341 4 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-01-20   
475-341 5 Waterbury CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2023-12-29   
475-341 6 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-11-25   
475-341 7 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-11-25   
475-341 8 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-11-25   
475-341 9 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-11-25   
475-342 A Ansonia-Derby CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920      
475-342 0 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-03-12   
475-342 1 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-03-12   
475-342 2 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-03-12   
475-342 3 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-03-12   
475-342 4 Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-05-21   
475-342 5 Ansonia-Derby CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920   2022-03-11   
475-342 6 Ansonia-Derby CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2024-02-24   
475-342 7 Ansonia-Derby CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-06-26   
475-342 8 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-05-20   
475-342 9 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-09-25   
475-343 A Meriden CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
475-343 0 Meriden CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2015-02-26   
475-343 1 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2015-02-27   
475-343 2 Meriden CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2016-02-28   
475-343 3 Meriden CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-17   
475-343 4 Meriden CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-17   
475-343 5 Meriden CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2015-05-08   
475-343 6 Meriden CT   829J PAETEC ITEL, LLC 920   2015-07-08   
475-343 7 Meriden CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2015-10-18   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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