Local Calling Guide

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NPA: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 852

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-852 A Austin TX AUSTTX92DS1  7399 WESTEL, INC. - TX 558      
512-852 0 Austin TX   7399 WESTEL, INC. - TX 558   2006-08-10   
512-852 1 Austin TX   318C CEBRIDGE TELECOM TX , L.P. - TX 558   2007-04-05   
512-852 2 Austin TX   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2006-09-25   
512-852 3 Austin TX   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2006-09-22   
512-852 4 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2006-11-18   
512-852 5 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2006-11-18   
512-852 6 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2006-11-18   
512-852 7 Austin TX   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2006-12-21   
512-852 8 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2007-04-05   
512-852 9 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2007-04-05   

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

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