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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 980

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-980 A McDade TX AUSTTXUH9MD  073H TELNYX LLC 558      
512-980 0 McDade TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2014-06-07   
512-980 1 McDade TX   903C ONVOY, LLC - TX 558   2016-04-04   
512-980 2 McDade TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2013-10-26   
512-980 3 McDade TX   903C ONVOY, LLC - TX 558   2016-04-04   
512-980 4 McDade TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2018-06-07   
512-980 5 McDade TX   158H INVOXIO INCORPORATED 558   2018-08-05   
512-980 6 McDade TX   073H TELNYX LLC 558   2018-09-17   
512-980 7 McDade TX   508J CENTURYLINK COMMUNICATIONS, LLC 558   2014-04-09   
512-980 8 McDade TX   903C ONVOY, LLC - TX 558   2014-12-03   
512-980 9 McDade TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2014-05-02   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.