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
737-450 0 Lockhart TX 903C ONVOY, LLC - TX 558   2026-02-07   
737-473 A San Gabriel TX 903C ONVOY, LLC - TX 558      
737-473 1 San Gabriel TX 903C ONVOY, LLC - TX 558   2021-04-30   
737-473 3 San Gabriel TX 903C ONVOY, LLC - TX 558   2021-03-14   
737-473 4 San Gabriel TX 903C ONVOY, LLC - TX 558   2021-03-14   
737-477 3 Lockhart TX 903C ONVOY, LLC - TX 558   2021-03-14   
737-477 5 Lockhart TX 903C ONVOY, LLC - TX 558   2020-11-22   
737-477 6 Lockhart TX 903C ONVOY, LLC - TX 558   2020-11-22   
737-477 8 Lockhart TX 903C ONVOY, LLC - TX 558   2021-03-14   
737-497 A Austin TX 903C ONVOY, LLC - TX 558      
737-497 3 Austin TX 903C ONVOY, LLC - TX 558   2023-03-13   
737-497 4 Austin TX 903C ONVOY, LLC - TX 558   2023-03-13   
737-497 7 Austin TX 903C ONVOY, LLC - TX 558   2023-04-28   
737-497 8 Austin TX 903C ONVOY, LLC - TX 558   2023-04-28   
737-500 A Bastrop TX 903C ONVOY, LLC - TX 558      
737-500 0 Bastrop TX 903C ONVOY, LLC - TX 558   2019-09-22   
737-500 5 Bastrop TX 903C ONVOY, LLC - TX 558   2019-09-22   
737-510 A Bertram TX 903C ONVOY, LLC - TX 558      
737-510 2 Bertram TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-510 4 Bertram TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-510 5 Bertram TX 903C ONVOY, LLC - TX 558   2019-09-22   
737-510 6 Bertram TX 903C ONVOY, LLC - TX 558   2019-09-22   
737-510 7 Bertram TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-510 8 Bertram TX 903C ONVOY, LLC - TX 558   2020-09-13   
737-510 9 Bertram TX 903C ONVOY, LLC - TX 558   2020-09-13   
737-529 A Austin TX 903C ONVOY, LLC - TX 558      
737-529 3 Austin TX 903C ONVOY, LLC - TX 558   2015-04-02   
737-529 9 Austin TX 903C ONVOY, LLC - TX 558   2015-04-02   
737-530 A Lometa TX 903C ONVOY, LLC - TX 558      
737-530 0 Lometa TX 903C ONVOY, LLC - TX 558   2023-04-08   
737-530 2 Lometa TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-530 3 Lometa TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-530 4 Lometa TX 903C ONVOY, LLC - TX 558   2020-08-15   
737-530 5 Lometa TX 903C ONVOY, LLC - TX 558   2019-09-22   
737-530 6 Lometa TX 903C ONVOY, LLC - TX 558   2019-09-22   
737-530 7 Lometa TX 903C ONVOY, LLC - TX 558   2020-09-13   
737-530 8 Lometa TX 903C ONVOY, LLC - TX 558   2020-09-13   
737-530 9 Lometa TX 903C ONVOY, LLC - TX 558   2020-09-13   
737-537 A Lampasas TX 903C ONVOY, LLC - TX 558      
737-537 2 Lampasas TX 903C ONVOY, LLC - TX 558   2021-03-01   
737-537 4 Lampasas TX 903C ONVOY, LLC - TX 558   2021-03-01   
737-537 7 Lampasas TX 903C ONVOY, LLC - TX 558   2020-11-23   
737-537 8 Lampasas TX 903C ONVOY, LLC - TX 558   2020-11-23   
737-537 9 Lampasas TX 903C ONVOY, LLC - TX 558   2021-03-01   
737-600 A Austin TX 903C ONVOY, LLC - TX 558      
737-600 0 Austin TX 903C ONVOY, LLC - TX 558   2015-06-13   
737-600 8 Austin TX 903C ONVOY, LLC - TX 558   2015-06-13   
737-610 A Austin TX 903C ONVOY, LLC - TX 558      
737-610 1 Austin TX 903C ONVOY, LLC - TX 558   2018-10-28   
737-615 A Austin TX 903C ONVOY, LLC - TX 558      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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