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: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX: 810

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-810 A Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424      
336-810 0 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2018-10-20   
336-810 1 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2018-10-20   
336-810 2 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2021-03-28   
336-810 3 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2021-03-28   
336-810 5 Timberlake NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2024-03-21   
336-810 6 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2022-09-30   
336-810 7 Timberlake NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2020-12-18   
336-810 8 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2018-09-27   
336-810 9 Timberlake NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2018-09-27   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.