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: 979 [Rate centres in NPA 979] [Dial plan for NPA 979]

NXX: 978

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
979-978 A Snook-Tunis TX BRYNTXXAQMD  903C ONVOY, LLC - TX 570      
979-978 0 Snook-Tunis TX BRYNTXXAQMD  903C ONVOY, LLC - TX 570   2019-05-24   
979-978 1 Snook-Tunis TX BRYNTXXAXEX  073H TELNYX LLC 570   2021-04-09   
979-978 2 Snook-Tunis TX BRYNTXXAQMD  903C ONVOY, LLC - TX 570   2021-06-03   
979-978 3 Snook-Tunis TX BRYNTXXAQMD  903C ONVOY, LLC - TX 570   2021-06-03   
979-978 4 Snook-Tunis TX BRYNTXXAXGX  624H ONVOY SPECTRUM, LLC 570   2021-12-04   
979-978 5 Snook-Tunis TX BRYNTXXAXGX  624H ONVOY SPECTRUM, LLC 570   2021-12-04   
979-978 6 Snook-Tunis TX BRYNTXXAQMD  903C ONVOY, LLC - TX 570   2021-07-02   
979-978 7 Snook-Tunis TX BRYNTXXAQMD  903C ONVOY, LLC - TX 570   2018-08-02   
979-978 9 Snook-Tunis TX BRYNTXXAXGX  624H ONVOY SPECTRUM, LLC 570   2021-06-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.