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: 681 [Rate centres in NPA 681] [Dial plan for NPA 681]

NXX: 821

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
681-821 A Williamson WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2024-02-18   
681-821 0 Williamson WV CHTNWVLEX6Z  080F BANDWIDTH.COM CLEC, LLC - WV 254   2022-02-19   
681-821 1 Williamson WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-01-25   
681-821 2 Williamson WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-01-25   
681-821 3 Williamson WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-07-29   
681-821 4 Williamson WV CHTNWVLEGMD  624H ONVOY SPECTRUM, LLC 254   2022-02-28   
681-821 5 Williamson WV CHTNWVLEGMD  624H ONVOY SPECTRUM, LLC 254   2022-02-28   
681-821 7 Williamson WV   515J IP HORIZON LLC 254   2022-05-20   
681-821 8 Williamson WV CHTNWVLEGMD  624H ONVOY SPECTRUM, LLC 254   2021-06-03   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.