Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: AUSWTXSZDS2

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-450 6 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-09-23   
512-456 1 Leander TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-456 2 Leander TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2003-12-28   
512-456 4 Leander TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-456 6 Leander TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-457 3 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-09-30   
512-485 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-486 8 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-13   
512-493 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-498 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-513 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-513 0 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 1 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 2 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 3 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 4 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 5 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 6 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 7 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 8 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-513 9 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-11-08   
512-516 6 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2010-06-28   
512-519 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-519 0 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-519 1 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-01-11   
512-519 2 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-01-11   
512-519 3 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-519 4 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-01-11   
512-519 5 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-519 6 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-519 7 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-01-11   
512-519 8 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-01-11   
512-523 3 Buda PPCP TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-11-12   
512-530 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 0 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 1 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 2 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 3 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 4 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 5 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 6 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 7 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-531 8 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-532 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-533 A Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-533 0 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-533 1 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-533 6 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-539 1 Austin TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-01-19   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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