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.

Switch: BRYNTXXAQMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
979-206 A La Grange TX 903C ONVOY, LLC - TX 570   2024-12-29   
979-352 A Deanville TX 903C ONVOY, LLC - TX 570      
979-383 A Bryan-College Station TX 903C ONVOY, LLC - TX 570      
979-697 A Caldwell TX 903C ONVOY, LLC - TX 570      
979-810 A Bryan-College Station TX 903C ONVOY, LLC - TX 570      
979-977 A Bryan-College Station TX 903C ONVOY, LLC - TX 570      
979-978 A Snook-Tunis TX 903C ONVOY, LLC - TX 570      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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