Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-256 A Kyle TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-256 0 Kyle TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-256 1 Kyle TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-256 2 Kyle TX SMRCTXXAKMD  508J CENTURYLINK COMMUNICATIONS, LLC 558      
512-256 3 Kyle TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-256 4 Kyle TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-256 5 Kyle TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-256 6 Kyle TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-256 7 Kyle TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-256 8 Kyle TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558      
512-256 9 Kyle TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      

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

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