Local Calling Guide

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

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-523 A Buda PPCP TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 0 Buda PPCP TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 1 Buda PPCP TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 2 Buda PPCP TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 3 Buda PPCP TX AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-11-12   
512-523 4 Buda PPCP TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2009-09-16   
512-523 5 Buda PPCP TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-06-25   
512-523 6 Buda PPCP TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2014-08-24   
512-523 7 Buda PPCP TX AUSTTX92X0X  139F WORLDCALL INTERCONNECT INC. 558   2008-09-12   
512-523 8 Buda PPCP TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2007-09-20   
512-523 9 Buda PPCP TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2007-09-20   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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