Local Calling Guide

Area code/prefix search

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

NXX: 768

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-768 A Adamsville TX ADVLTXAVRS0  9533 SOUTHWESTERN BELL 558      
512-768 0 Adamsville TX   903C ONVOY, LLC - TX 558   2020-03-23   
512-768 1 Adamsville TX   9533 SOUTHWESTERN BELL 558      
512-768 2 Adamsville TX   903C ONVOY, LLC - TX 558   2019-10-28   
512-768 3 Adamsville TX   9533 SOUTHWESTERN BELL 558      
512-768 4 Adamsville TX   903C ONVOY, LLC - TX 558   2019-10-28   
512-768 5 Adamsville TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2020-01-20   
512-768 6 Adamsville TX   903C ONVOY, LLC - TX 558   2018-11-25   
512-768 7 Adamsville TX   903C ONVOY, LLC - TX 558   2018-11-25   
512-768 8 Adamsville TX   903C ONVOY, LLC - TX 558   2014-12-03   
512-768 9 Adamsville TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2013-10-19   

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

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