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: 839 [Rate centres in NPA 839] [Dial plan for NPA 839]

NXX: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
839-866 A Graniteville SC AGSTGAPUCMD  516J TON80 COMMUNICATIONS, LLC 442      
839-866 0 Graniteville SC AGSUGAEZ0MD  939H COMMIO, LLC 442   2022-11-27   
839-866 1 Graniteville SC AGSTGAMT00Z  624H ONVOY SPECTRUM, LLC 442   2023-05-22   
839-866 2 Graniteville SC   582C TIME WARNER CBLE INFO SVC (SC) DBA TIME WARNER CBL 442   2024-04-07   
839-866 3 Graniteville SC   548E ONVOY, LLC - SC 442   2024-04-13   
839-866 6 Graniteville SC AGSTGAPU3MD  145J TERRA NOVA TELECOM INC. 442   2023-08-10   
839-866 7 Graniteville SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442   2023-09-08   
839-866 8 Graniteville SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442   2022-09-29   
839-866 9 Graniteville SC AGSTGAPUCMD  516J TON80 COMMUNICATIONS, LLC 442   2022-04-11   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.