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NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-356 7 Houston TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2018-09-13   
346-356 8 Houston TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2018-09-13   
346-356 9 Houston TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2018-09-13   
346-357 A Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-357 0 Houston Suburban TX HSTQTX02EMD  197D VONAGE AMERICA LLC 560   2018-12-06   
346-357 1 Houston Suburban TX HSTQTX02EMD  197D VONAGE AMERICA LLC 560   2018-12-06   
346-357 2 Houston Suburban TX HSTQTX02EMD  197D VONAGE AMERICA LLC 560   2018-12-06   
346-357 3 Houston Suburban TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2018-10-21   
346-357 4 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-12-09   
346-357 5 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-12-09   
346-357 6 Houston Suburban TX   515J IP HORIZON LLC 560   2018-12-09   
346-357 7 Houston Suburban TX   515J IP HORIZON LLC 560   2018-12-09   
346-357 8 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-10-20   
346-357 9 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-10-20   
346-358 A League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560      
346-358 0 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-12-10   
346-358 1 League City TX HSTNTXJAX3Y  073H TELNYX LLC 560   2019-09-21   
346-358 2 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2024-12-14   
346-358 3 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2018-10-22   
346-358 4 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2018-10-22   
346-358 5 League City TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2019-03-22   
346-358 6 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-12-10   
346-358 7 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2018-10-14   
346-358 8 League City TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2018-10-14   
346-358 9 League City TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-10-15   
346-359 A Liverpool TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-359 0 Liverpool TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2019-05-16   
346-359 1 Liverpool TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-11-18   
346-359 2 Liverpool TX HSTNTXYAHMD  073H TELNYX LLC 560   2020-10-18   
346-359 3 Liverpool TX   515J IP HORIZON LLC 560   2025-05-01   
346-359 4 Liverpool TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-10   
346-359 5 Liverpool TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-10   
346-359 6 Liverpool TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2023-10-15   
346-359 7 Liverpool TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-10-14   
346-359 8 Liverpool TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-02   
346-359 9 Liverpool TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-07-09   
346-360 A Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-360 0 Bammel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-10-11   
346-360 1 Bammel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-10-11   
346-360 2 Bammel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-10-11   
346-360 3 Bammel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-10-11   
346-360 4 Bammel TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-10-21   
346-360 5 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-12-10   
346-360 6 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-10-11   
346-360 7 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-10-11   
346-360 8 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-12-10   
346-360 9 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-02-09   
346-361 A Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-361 0 Seabrook TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2019-04-20   
346-361 1 Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-11   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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