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Carrollton, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
945-404 6   004F BANDWIDTH.COM CLEC, LLC - TX 552   2026-09-18   
945-404 7   903C ONVOY, LLC - TX 552   2026-09-12   
945-404 8 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2026-01-10   
945-404 9 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2026-01-10   
945-446 A DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
945-446 0 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-11-06   
945-446 1 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-11-06   
945-446 2 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2022-09-26   
945-446 3 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2022-09-26   
945-446 4 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-10-04   
945-446 5 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-11-06   
945-446 6 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-04-14   
945-446 7 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-04-14   
945-446 8 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-04-14   
945-446 9 DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2022-04-13   
945-500 A DLLSTX3769Z  473F USFON, INC. - TX 552      
945-500 0 DLLSTX3769Z  473F USFON, INC. - TX 552   2021-01-15   
945-500 1 DLLSTX97TMD  939H COMMIO, LLC 552   2021-10-14   
945-500 2 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2021-09-01   
945-500 3 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2021-09-01   
945-500 4 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2021-07-08   
945-500 5 DLLSTX97X5X  965H FRACTEL, LLC 552   2021-02-18   
945-500 6 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-08-27   
945-500 7 DLLSTX97X5X  965H FRACTEL, LLC 552   2021-02-18   
945-500 8 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-08-27   
945-500 9 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-08-27   
945-523 A IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
945-523 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2023-03-17   
945-523 1 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2023-03-17   
945-523 2 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-05-22   
945-523 3 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-07-03   
945-523 4 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-03-16   
945-523 5 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-03-16   
945-523 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2023-03-17   
945-523 7 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-07-21   
945-523 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2023-03-17   
945-523 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2023-03-17   
972-236 A DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-236 0 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-236 1 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-236 2 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-236 3   515J IP HORIZON LLC 552   2016-01-04   
972-236 4 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2016-01-07   
972-236 5 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2016-01-07   
972-236 6 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-236 7 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2011-04-04   
972-236 8 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2015-12-30   
972-236 9 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-242 A CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-245 A CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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