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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
475-381 8 Wallingford CT   639C ONVOY, LLC - CT 920   2025-05-10   
475-381 9 Wallingford CT   639C ONVOY, LLC - CT 920   2025-10-26   
475-382 A Branford CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920      
475-382 0 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-11   
475-382 1 Branford CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2023-06-11   
475-382 2 Branford CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2023-06-11   
475-382 3 Branford CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2023-06-11   
475-382 4 Branford CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920   2022-03-26   
475-382 5 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-06-26   
475-382 6 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-382 7 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-382 8 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-382 9 Branford CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2023-07-14   
475-383 A Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2025-01-12   
475-383 0 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2025-01-12   
475-383 1 Greenwich CT   639C ONVOY, LLC - CT 132   2025-04-06   
475-383 4 Greenwich CT   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2025-05-30   
475-383 5 Greenwich CT   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2025-10-10   
475-383 8 Greenwich CT NYCMNY13XNX  732J NUSO, LLC 132   2025-01-13   
475-383 9 Greenwich CT NYCMNY13XNX  732J NUSO, LLC 132   2025-01-13   
475-384 A New Haven CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2025-01-12   
475-384 0 New Haven CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2025-01-12   
475-384 1 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-01-23   
475-384 2 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-01-23   
475-384 3 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-01-23   
475-384 4 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-01-23   
475-384 5 New Haven CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2025-01-31   
475-384 6 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-01-23   
475-384 8 New Haven CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2025-11-07   
475-385 A Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-22   
475-385 0 Stamford CT   732J NUSO, LLC 920   2025-02-24   
475-385 1 Stamford CT   732J NUSO, LLC 920   2025-02-24   
475-385 2 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-24   
475-385 3 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-24   
475-385 4 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-24   
475-385 5 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-24   
475-385 6 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-24   
475-385 7 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-24   
475-385 8 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-22   
475-385 9 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-02-22   
475-386 A Trumbull CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-386 0 Trumbull CT   639C ONVOY, LLC - CT 920   2025-03-25   
475-386 6 Trumbull CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-386 7 Trumbull CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-386 8 Trumbull CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-386 9 Trumbull CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-387 A New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-387 0 New Haven CT   732J NUSO, LLC 920   2025-04-28   
475-387 1 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-04-11   
475-387 6 New Haven CT   732J NUSO, LLC 920   2025-04-28   
475-387 8 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-387 9 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-388 A Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-388 0 Stamford CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2025-03-25   
475-388 1 Stamford CT   639C ONVOY, LLC - CT 920   2025-05-10   
475-388 2 Stamford CT   639C ONVOY, LLC - CT 920   2025-10-12   
475-388 8 Stamford CT   639C ONVOY, LLC - CT 920   2025-09-06   
475-388 9 Stamford CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-389 A Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-389 0 Waterbury CT   639C ONVOY, LLC - CT 920   2025-05-10   
475-389 1 Waterbury CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-06-19   
475-389 2 Waterbury CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-06-19   
475-389 8 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-389 9 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-03-24   
475-390 A New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 0 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 1 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 2 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 3 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 4 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 5 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 6 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 7 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 8 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-390 9 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2025-05-23   
475-391 A Bridgeport CT   639C ONVOY, LLC - CT 920   2025-05-30   
475-391 0 Bridgeport CT   639C ONVOY, LLC - CT 920   2025-05-30   
475-391 1 Bridgeport CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-07-08   
475-391 2 Bridgeport CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-10-16   
475-392 A New Haven CT   639C ONVOY, LLC - CT 920   2025-06-07   
475-392 0 New Haven CT   639C ONVOY, LLC - CT 920   2025-06-07   
475-392 1 New Haven CT   490J DISH WIRELESS, LLC 920   2025-09-04   
475-392 2 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-10-07   
475-392 3 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-10-07   
475-392 4 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2025-10-07   
475-393 A Norwalk CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
475-393 0 Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2017-12-14   
475-393 1 Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-02   
475-393 2 Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-02   
475-393 3 Norwalk CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2017-10-14   
475-393 4 Norwalk CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2017-10-14   
475-393 5 Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-30   
475-393 6 Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-01-30   
475-393 7 Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-02-27   
475-393 8 Norwalk CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2017-12-16   
475-393 9 Norwalk CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2017-09-10   
475-394 A Ansonia-Derby CT   7421 AT&T - LOCAL 920   2025-09-25   
475-394 5 Ansonia-Derby CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2025-10-03   
475-394 9 Ansonia-Derby CT   7421 AT&T - LOCAL 920   2025-09-25   
475-395 A Norwalk CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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