Local Calling Guide

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Lake Dallas, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
940-269 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-279 A   792K CHARTER IP ENABLED SERVICES, LLC 552      
940-279 0   6529 T-MOBILE USA, INC. 552   2017-10-06   
940-279 1   792K CHARTER IP ENABLED SERVICES, LLC 552   2010-08-05   
940-279 2   6529 T-MOBILE USA, INC. 552   2019-07-19   
940-279 3   6529 T-MOBILE USA, INC. 552   2020-04-24   
940-279 4   792K CHARTER IP ENABLED SERVICES, LLC 552   2016-08-12   
940-279 5   6529 T-MOBILE USA, INC. 552   2018-06-02   
940-279 6   6529 T-MOBILE USA, INC. 552   2018-06-02   
940-279 7   508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-19   
940-279 8   6529 T-MOBILE USA, INC. 552   2021-06-20   
940-279 9   6529 T-MOBILE USA, INC. 552   2017-10-06   
940-326 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-326 0   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-326 1   6529 T-MOBILE USA, INC. 552   2021-06-20   
940-326 2   6529 T-MOBILE USA, INC. 552   2022-10-12   
940-326 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2018-08-20   
940-326 4   903C ONVOY, LLC - TX 552   2019-08-13   
940-326 5   903C ONVOY, LLC - TX 552   2019-08-13   
940-326 6   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2014-10-20   
940-326 7   903C ONVOY, LLC - TX 552   2020-08-17   
940-326 8   516J TON80 COMMUNICATIONS, LLC 552   2021-09-17   
940-326 9   792K CHARTER IP ENABLED SERVICES, LLC 552   2006-12-01   
940-344 A DLLTTX01HMD  6529 T-MOBILE USA, INC. 552      
940-344 0   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-344 1   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-344 2   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-344 3   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-344 4   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-344 5   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-344 6   004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-12-30   
940-344 7   903C ONVOY, LLC - TX 552   2023-08-12   
940-344 8   903C ONVOY, LLC - TX 552   2023-08-12   
940-344 9   6529 T-MOBILE USA, INC. 552   2022-11-17   
940-363 A DLLTTX01HMD  6529 T-MOBILE USA, INC. 552      
940-363 0   6529 T-MOBILE USA, INC. 552   2023-12-09   
940-363 1   6529 T-MOBILE USA, INC. 552   2023-12-09   
940-363 2   6529 T-MOBILE USA, INC. 552   2023-12-09   
940-363 3   6529 T-MOBILE USA, INC. 552   2023-12-09   
940-363 4   6529 T-MOBILE USA, INC. 552   2023-12-09   
940-363 5   903C ONVOY, LLC - TX 552   2024-07-08   
940-363 6   624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-363 7   903C ONVOY, LLC - TX 552   2024-03-03   
940-363 8   903C ONVOY, LLC - TX 552   2024-03-03   
940-363 9   6529 T-MOBILE USA, INC. 552   2023-12-09   
940-497 A LKDLTXXADS0  2101 BRIGHTSPEED OF NORTHERN TEXAS, INC. 552      
940-900 A DLLSTX97X5X  965H FRACTEL, LLC 552      
940-900 0   965H FRACTEL, LLC 552   2020-08-20   
940-900 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2022-03-17   
940-900 2   490J DISH WIRELESS, LLC 552   2022-05-30   
940-900 3   903C ONVOY, LLC - TX 552   2020-09-23   
940-900 4   903C ONVOY, LLC - TX 552   2020-09-23   
940-900 5   903C ONVOY, LLC - TX 552   2023-08-12   
940-900 6   903C ONVOY, LLC - TX 552   2021-11-21   
940-900 7   903C ONVOY, LLC - TX 552   2021-11-21   
940-900 8   903C ONVOY, LLC - TX 552   2021-11-21   
940-900 9   965H FRACTEL, LLC 552   2020-08-20   

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

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