Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 439

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-439 A Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-439 0 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-439 1 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2000-09-25   
512-439 2 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2000-08-01   
512-439 3 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2000-08-01   
512-439 4 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-05-15   
512-439 5 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-439 6 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2000-08-01   
512-439 7 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2000-08-01   
512-439 8 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-02-25   
512-439 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-01-29   

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

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