Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: AUSTTXGR66Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
737-304 A Austin TX 541J SIMWOOD, INC. 558   2021-11-13   
737-304 9 Austin TX 541J SIMWOOD, INC. 558   2021-11-13   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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