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: 379

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-379 A Leander TX AUSTTXLEDS0  9533 SOUTHWESTERN BELL 558      
512-379 0 Leander TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558   2006-06-17   
512-379 1 Leander TX   5562 METROPCS, INC. 558   2014-09-06   
512-379 2 Leander TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2012-12-23   
512-379 3 Leander TX   9533 SOUTHWESTERN BELL 558   2008-11-03   
512-379 4 Leander TX   9533 SOUTHWESTERN BELL 558      
512-379 5 Leander TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2011-10-24   
512-379 6 Leander TX   903C ONVOY, LLC - TX 558   2011-11-03   
512-379 7 Leander TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2012-09-29   
512-379 8 Leander TX   903C ONVOY, LLC - TX 558   2021-02-08   
512-379 9 Leander TX   5562 METROPCS, INC. 558   2014-10-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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