Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 840

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-840 A Austin TX SMRCTXXAKMD  508J CENTURYLINK COMMUNICATIONS, LLC 558      
512-840 0 Austin TX AUSTTXGR25Z  516C AT&T CORP. 558      
512-840 1 Austin TX AUSTTXGR25Z  516C AT&T CORP. 558      
512-840 2 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-840 3 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-840 4 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-840 5 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-840 6 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-840 7 Austin TX SMRCTXXAKMD  508J CENTURYLINK COMMUNICATIONS, LLC 558      
512-840 8 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-840 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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