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: 971 [Rate centres in NPA 971] [Dial plan for NPA 971]

NXX: 366

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-366 A Beaver OR SHRDORXA1MD  750E ONVOY, LLC - OR 672      
971-366 0 Beaver OR PTLDORWAX7Y  073H TELNYX LLC 672   2022-08-18   
971-366 1 Beaver OR PTLDOR13X4X  624H ONVOY SPECTRUM, LLC 672   2021-07-24   
971-366 2 Beaver OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2020-08-14   
971-366 3 Beaver OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2019-12-21   
971-366 4 Beaver OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2020-08-14   
971-366 5 Beaver OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2019-12-21   
971-366 6 Beaver OR PTLDOR13X4X  624H ONVOY SPECTRUM, LLC 672   2021-10-21   
971-366 8 Beaver OR SHRDORXA1MD  750E ONVOY, LLC - OR 672   2023-01-23   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.