Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: AUSTTXGR03Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
737-286 9 Kyle TX 903C ONVOY, LLC - TX 558   2021-07-02   
737-292 A Austin TX 903C ONVOY, LLC - TX 558      
737-292 2 Austin TX 903C ONVOY, LLC - TX 558   2021-08-22   
737-292 3 Austin TX 903C ONVOY, LLC - TX 558   2021-08-22   
737-292 4 Austin TX 903C ONVOY, LLC - TX 558   2021-08-22   
737-295 A Austin TX 903C ONVOY, LLC - TX 558      
737-295 3 Austin TX 903C ONVOY, LLC - TX 558   2021-10-24   
737-295 4 Austin TX 903C ONVOY, LLC - TX 558   2021-10-24   
737-299 A Lampasas TX 903C ONVOY, LLC - TX 558      
737-299 0 Lampasas TX 903C ONVOY, LLC - TX 558   2018-04-27   
737-299 7 Lampasas TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-299 8 Lampasas TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-299 9 Lampasas TX 158H INVOXIO INCORPORATED 558   2018-07-29   
737-300 A Austin TX 903C ONVOY, LLC - TX 558      
737-300 0 Austin TX 903C ONVOY, LLC - TX 558   2015-05-25   
737-300 3 Austin TX 903C ONVOY, LLC - TX 558   2015-05-25   
737-300 6 Austin TX 903C ONVOY, LLC - TX 558   2015-05-25   
737-300 8 Austin TX 903C ONVOY, LLC - TX 558   2015-06-12   
737-300 9 Austin TX 903C ONVOY, LLC - TX 558   2015-05-25   
737-301 0 Austin TX 903C ONVOY, LLC - TX 558   2024-11-12   
737-301 4 Austin TX 903C ONVOY, LLC - TX 558   2021-11-16   
737-301 5 Austin TX 903C ONVOY, LLC - TX 558   2021-11-16   
737-301 6 Austin TX 903C ONVOY, LLC - TX 558   2021-11-16   
737-302 2 Smithville TX 903C ONVOY, LLC - TX 558   2016-07-29   
737-302 4 Smithville TX 903C ONVOY, LLC - TX 558   2020-08-16   
737-302 5 Smithville TX 903C ONVOY, LLC - TX 558   2020-08-16   
737-302 6 Smithville TX 903C ONVOY, LLC - TX 558   2020-08-16   
737-306 1 Hutto TX 903C ONVOY, LLC - TX 558   2024-04-05   
737-306 2 Hutto TX 903C ONVOY, LLC - TX 558   2024-05-11   
737-307 A Bertram TX 903C ONVOY, LLC - TX 558      
737-307 1 Bertram TX 903C ONVOY, LLC - TX 558   2021-04-30   
737-307 2 Bertram TX 903C ONVOY, LLC - TX 558   2021-09-26   
737-307 4 Bertram TX 903C ONVOY, LLC - TX 558   2021-10-28   
737-307 7 Bertram TX 903C ONVOY, LLC - TX 558   2021-03-14   
737-307 8 Bertram TX 903C ONVOY, LLC - TX 558   2021-03-14   
737-309 0 Austin TX 903C ONVOY, LLC - TX 558   2022-01-01   
737-309 2 Austin TX 903C ONVOY, LLC - TX 558   2022-01-08   
737-309 3 Austin TX 903C ONVOY, LLC - TX 558   2022-01-08   
737-309 4 Austin TX 903C ONVOY, LLC - TX 558   2022-02-03   
737-309 5 Austin TX 903C ONVOY, LLC - TX 558   2022-02-03   
737-310 3 Wimberley TX 903C ONVOY, LLC - TX 558   2022-01-01   
737-310 4 Wimberley TX 903C ONVOY, LLC - TX 558   2022-01-01   
737-310 6 Wimberley TX 903C ONVOY, LLC - TX 558   2023-04-06   
737-312 A Kyle TX 903C ONVOY, LLC - TX 558      
737-312 2 Kyle TX 903C ONVOY, LLC - TX 558   2022-01-01   
737-312 3 Kyle TX 903C ONVOY, LLC - TX 558   2022-01-01   
737-312 4 Kyle TX 903C ONVOY, LLC - TX 558   2022-01-01   
737-312 5 Kyle TX 903C ONVOY, LLC - TX 558   2022-01-09   
737-312 6 Kyle TX 903C ONVOY, LLC - TX 558   2022-01-09   
737-313 0 Austin TX 903C ONVOY, LLC - TX 558   2022-02-28   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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