Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: AUSTTX92DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-852 A Austin TX 7399 WESTEL, INC. - TX 558      
512-852 0 Austin TX 7399 WESTEL, INC. - TX 558   2006-08-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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