Local Calling Guide

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Houston, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
346-638 8   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-638 9   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-646 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-646 0   073H TELNYX LLC 560   2021-02-15   
346-646 1   073H TELNYX LLC 560   2021-02-15   
346-646 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-08   
346-646 3   903C ONVOY, LLC - TX 560   2021-01-11   
346-646 4   903C ONVOY, LLC - TX 560   2021-01-11   
346-646 5   903C ONVOY, LLC - TX 560   2021-01-11   
346-646 6   903C ONVOY, LLC - TX 560   2021-01-11   
346-646 7   903C ONVOY, LLC - TX 560   2021-01-11   
346-646 8   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-08   
346-646 9   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-08   
346-648 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-648 0   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 1   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 2   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 3   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 4   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 5   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 6   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 7   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 8   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-648 9   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-649 0   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 1   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 2   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 3   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 4   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 5   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 6   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 7   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 8   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-649 9   6701 AERIAL COMMUNICATIONS, INC. 560   2023-03-17   
346-651 A HSTNTXJAXOY  436J HADLO TECHNOLOGIES, LLC 560      
346-651 0   903C ONVOY, LLC - TX 560   2023-09-22   
346-651 1   903C ONVOY, LLC - TX 560   2023-09-22   
346-651 2   903C ONVOY, LLC - TX 560   2023-07-10   
346-651 3   903C ONVOY, LLC - TX 560   2023-07-10   
346-651 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-09-15   
346-651 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-09-15   
346-651 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-09-15   
346-651 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-09-15   
346-651 8   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-09-15   
346-651 9   436J HADLO TECHNOLOGIES, LLC 560   2023-07-07   
346-665 A HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
346-665 0   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 1   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 2   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 3   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 4   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 5   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 6   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 7   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 8   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-665 9   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2023-06-10   
346-674 A HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
346-674 0   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 6   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 7   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 8   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-674 9   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2023-08-15   
346-692 A HSTNTXJAX1Z  839J EON TELECOM, INC. 560      
346-692 0   903C ONVOY, LLC - TX 560   2023-10-30   
346-692 1   839J EON TELECOM, INC. 560   2023-10-29   
346-692 2   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 3   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 4   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 5   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 6   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 7   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 8   903C ONVOY, LLC - TX 560   2023-10-30   
346-692 9   903C ONVOY, LLC - TX 560   2023-10-30   
346-701 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-701 0   516C AT&T CORP. 560   2015-06-13   
346-701 1   516C AT&T CORP. 560   2015-06-13   
346-701 2   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2015-06-23   
346-701 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2016-02-07   
346-701 4   903C ONVOY, LLC - TX 560   2015-06-20   
346-701 5   903C ONVOY, LLC - TX 560   2015-06-20   
346-701 6   903C ONVOY, LLC - TX 560   2015-06-20   
346-701 7   318J COMCAST IP PHONE, LLC 560   2015-06-13   
346-701 8   318J COMCAST IP PHONE, LLC 560   2015-06-13   
346-701 9   6701 AERIAL COMMUNICATIONS, INC. 560   2015-06-13   
346-704 A HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
346-704 0   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-06-13   
346-704 1   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-06-13   
346-704 2   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-06-13   
346-704 3   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-06-13   
346-704 4   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-06-13   
346-704 5   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-06-13   
346-704 6   6701 AERIAL COMMUNICATIONS, INC. 560   2015-06-14   
346-704 7   6701 AERIAL COMMUNICATIONS, INC. 560   2015-06-14   
346-704 8   6701 AERIAL COMMUNICATIONS, INC. 560   2015-06-14   

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

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