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: 920

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-920 A Austin TX AUSTTXHOVMD  551G NUSO, LLC 558      
512-920 0 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2012-12-18   
512-920 1 Austin TX   551G NUSO, LLC 558   2012-12-17   
512-920 2 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2012-12-18   
512-920 3 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2012-12-18   
512-920 4 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2012-12-18   
512-920 5 Austin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2012-12-18   
512-920 6 Austin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2012-12-18   
512-920 7 Austin TX   6529 T-MOBILE USA, INC. 558   2012-12-18   
512-920 8 Austin TX   6529 T-MOBILE USA, INC. 558   2012-12-18   
512-920 9 Austin TX   6529 T-MOBILE USA, INC. 558   2012-12-18   

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

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