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Austin, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
737-423 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-03   
737-423 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-23   
737-423 8   903C ONVOY, LLC - TX 558   2025-10-18   
737-423 9   903C ONVOY, LLC - TX 558   2025-10-18   
737-428 A   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-429 A   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 8   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 9   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-430 A   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-431 A   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 8   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 9   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-443 A AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
737-443 0   004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-08-15   
737-443 1   515J IP HORIZON LLC 558   2016-08-13   
737-443 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2016-08-14   
737-443 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2016-08-14   
737-443 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2016-08-14   
737-443 5   903C ONVOY, LLC - TX 558   2016-08-14   
737-443 6   903C ONVOY, LLC - TX 558   2016-08-14   
737-443 7   004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-08-15   
737-443 8   793K TWC IP ENABLED SERVICES, LLC 558   2016-09-22   
737-443 9   004F BANDWIDTH.COM CLEC, LLC - TX 558   2017-09-28   
737-465 A AUSTTXGR51Z  965H FRACTEL, LLC 558      
737-465 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2019-08-31   
737-465 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2019-08-31   
737-465 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2019-08-31   
737-465 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2019-08-31   
737-465 4   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2019-08-23   
737-465 5   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2019-08-23   
737-465 6   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2019-08-23   
737-465 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2019-08-31   
737-465 8   965H FRACTEL, LLC 558   2019-07-17   
737-465 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2019-08-31   
737-471 A AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
737-471 0   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 1   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 2   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 3   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 4   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 5   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 6   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-04-26   
737-471 7   9533 SOUTHWESTERN BELL 558   2018-04-21   
737-471 8   9533 SOUTHWESTERN BELL 558   2018-04-21   
737-471 9   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-07-15   
737-484 A AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
737-484 0   793K TWC IP ENABLED SERVICES, LLC 558   2015-08-31   
737-484 1   793K TWC IP ENABLED SERVICES, LLC 558   2015-08-31   
737-484 2   6529 T-MOBILE USA, INC. 558   2015-09-18   
737-484 3   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2015-08-21   
737-484 4   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2015-09-14   
737-484 5   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2015-09-14   
737-484 6   6529 T-MOBILE USA, INC. 558   2015-09-18   
737-484 7   6529 T-MOBILE USA, INC. 558   2015-09-18   
737-484 8   793K TWC IP ENABLED SERVICES, LLC 558   2015-09-24   
737-484 9   793K TWC IP ENABLED SERVICES, LLC 558   2015-09-24   
737-497 A AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-497 0   004F BANDWIDTH.COM CLEC, LLC - TX 558   2023-07-09   
737-497 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-18   
737-497 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-18   
737-497 3   903C ONVOY, LLC - TX 558   2023-03-13   
737-497 4   903C ONVOY, LLC - TX 558   2023-03-13   
737-497 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-18   
737-497 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-18   

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

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