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
512-375 3 Austin TX 903C ONVOY, LLC - TX 558   2013-08-22   
512-375 4 Austin TX 903C ONVOY, LLC - TX 558   2013-08-22   
512-379 6 Leander TX 903C ONVOY, LLC - TX 558   2011-11-03   
512-379 8 Leander TX 903C ONVOY, LLC - TX 558   2021-02-08   
512-399 0 Thorndale-Thrall TX 903C ONVOY, LLC - TX 558   2016-04-22   
512-399 1 Thorndale-Thrall TX 903C ONVOY, LLC - TX 558   2016-04-22   
512-399 2 Thorndale-Thrall TX 903C ONVOY, LLC - TX 558   2017-06-30   
512-399 3 Thorndale-Thrall TX 903C ONVOY, LLC - TX 558   2017-12-22   
512-399 4 Thorndale-Thrall TX 903C ONVOY, LLC - TX 558   2018-03-23   
512-399 9 Thorndale-Thrall TX 903C ONVOY, LLC - TX 558   2015-11-05   
512-400 3 Buda TX 903C ONVOY, LLC - TX 558   2012-07-13   
512-400 7 Buda TX 903C ONVOY, LLC - TX 558   2013-02-20   
512-409 9 Bastrop TX 903C ONVOY, LLC - TX 558   2015-07-30   
512-410 4 Austin TX 903C ONVOY, LLC - TX 558   2009-03-15   
512-410 5 Austin TX 903C ONVOY, LLC - TX 558   2009-03-15   
512-410 8 Austin TX 903C ONVOY, LLC - TX 558   2009-03-15   
512-412 3 Bastrop TX 903C ONVOY, LLC - TX 558   2011-11-02   
512-434 6 Austin TX 903C ONVOY, LLC - TX 558   2023-08-24   
512-456 3 Leander TX 903C ONVOY, LLC - TX 558   2014-11-11   
512-456 9 Leander TX 903C ONVOY, LLC - TX 558   2014-11-11   
512-487 1 Austin TX 903C ONVOY, LLC - TX 558   2008-09-08   
512-487 6 Austin TX 903C ONVOY, LLC - TX 558   2008-09-08   
512-487 8 Austin TX 903C ONVOY, LLC - TX 558   2008-09-08   
512-489 1 Briggs TX 903C ONVOY, LLC - TX 558   2013-03-08   
512-500 0 Austin TX 903C ONVOY, LLC - TX 558   2022-09-30   
512-501 A Austin TX 903C ONVOY, LLC - TX 558      
512-501 2 Austin TX 903C ONVOY, LLC - TX 558   2007-11-10   
512-503 A Austin TX 903C ONVOY, LLC - TX 558      
512-503 0 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 1 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 2 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 3 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 4 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 5 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 6 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 7 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 8 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-503 9 Austin TX 903C ONVOY, LLC - TX 558   2022-07-02   
512-515 3 Liberty Hill EACS TX 903C ONVOY, LLC - TX 558   2016-07-29   
512-518 2 Austin TX 903C ONVOY, LLC - TX 558   2010-06-07   
512-521 7 Bastrop TX 903C ONVOY, LLC - TX 558   2013-03-08   
512-528 3 Leander TX 903C ONVOY, LLC - TX 558   2013-02-20   
512-540 3 Lampasas TX 903C ONVOY, LLC - TX 558   2011-11-02   
512-541 1 Austin TX 903C ONVOY, LLC - TX 558   2008-09-08   
512-541 2 Austin TX 903C ONVOY, LLC - TX 558   2008-09-08   
512-541 4 Austin TX 903C ONVOY, LLC - TX 558   2008-09-08   
512-543 A Rockdale TX 903C ONVOY, LLC - TX 558      
512-543 2 Rockdale TX 903C ONVOY, LLC - TX 558   2010-11-01   
512-543 3 Rockdale TX 903C ONVOY, LLC - TX 558   2014-12-03   
512-543 4 Rockdale TX 903C ONVOY, LLC - TX 558   2016-07-29   

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

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