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: 865 [Rate centres in NPA 865] [Dial plan for NPA 865]

NXX: 420

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
865-420 A Mascot TN   792K CHARTER IP ENABLED SERVICES, LLC 474   2025-01-23   
865-420 0 Mascot TN KNVNTNEC2MD  939H COMMIO, LLC 474      
865-420 1 Mascot TN   792K CHARTER IP ENABLED SERVICES, LLC 474      
865-420 2 Mascot TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
865-420 3 Mascot TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
865-420 4 Mascot TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
865-420 5 Mascot TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
865-420 6 Mascot TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
865-420 7 Mascot TN   525E ONVOY, LLC - TN 474      
865-420 8 Mascot TN KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474      
865-420 9 Mascot TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.