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.

Washburn, TN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
865-326 A KNVLTNMA85Z  508J CENTURYLINK COMMUNICATIONS, LLC 474      
865-326 0 KNVLTNMAYBX  204G TWIN LAKES COMMUNICATIONS, INC. - TN 474   2022-04-07   
865-326 1 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2023-03-23   
865-326 2 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-04-05   
865-326 3 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2019-08-25   
865-326 4 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-04-05   
865-326 5 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-10-25   
865-326 6 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2020-09-07   
865-326 7 KNVLTNMA85Z  508J CENTURYLINK COMMUNICATIONS, LLC 474   2018-02-01   
865-326 8 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2022-12-29   
865-326 9 KNVLTNMAYIX  506J TWILIO INTERNATIONAL, INC. 474   2021-11-03   
865-497 A WSBNTNXARS0  0577 CITIZENS TELECOM VOL ST LLC DBA FRONTIER VOL STATE 474      
865-866 A KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474      
865-866 0 KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2023-10-08   
865-866 8 KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474   2023-07-23   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.