Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Martindale, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
512-212 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-212 0 AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2004-05-09   
512-212 1 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2008-02-13   
512-212 2 AUSTTX92X0X  139F WORLDCALL INTERCONNECT INC. 558   2008-09-12   
512-212 3 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2013-02-09   
512-212 4 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2004-06-26   
512-212 5 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2015-11-12   
512-212 6 AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-06-28   
512-212 7 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2010-10-31   
512-212 8   508J CENTURYLINK COMMUNICATIONS LLC 558   2014-04-10   
512-212 9 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2012-02-19   
512-357 A MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-357 0 MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-357 1 MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-357 2 MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-357 3 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2016-03-28   
512-357 4 AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2005-09-12   
512-357 5 AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2010-11-06   
512-357 6 MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-357 7 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2016-03-28   
512-357 8 AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2014-05-02   
512-357 9 MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
737-250 A AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-250 0 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2018-04-22   
737-250 1 AUSTTXGRX3Y  073H TELNYX LLC 558   2018-09-17   
737-250 2 AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2018-04-23   
737-250 3 AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2018-11-16   
737-250 4 AUSTTXGR57Z  506J TWILIO INTERNATIONAL INC 558   2020-10-08   
737-250 5 AUSTTXGR46Z  158H INVOXIO INCORPORATED 558   2018-07-29   
737-250 6 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-08-16   
737-250 7 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-08-16   
737-250 8 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-08-16   
737-250 9 AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-11-23   
737-937 A SMRCTXXATMD  566J RADIANTIQ LLC 558   2021-02-26   
737-937 3 SMRCTXXATMD  566J RADIANTIQ LLC 558   2021-02-26   
737-937 5   903C ONVOY, LLC - TX 558   2021-04-30   
737-937 6   903C ONVOY, LLC - TX 558   2021-03-14   
737-937 7   903C ONVOY, LLC - TX 558   2021-03-14   
737-937 8   903C ONVOY, LLC - TX 558   2021-04-30   
737-937 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2021-04-18   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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