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: 276 [Rate centres in NPA 276] [Dial plan for NPA 276]

NXX: 333

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
276-333 A Clintwood VA RONKVAGE9MD  965H FRACTEL LLC 244      
276-333 0 Clintwood VA RONKVAGE2MD  073H TELNYX LLC 244   2019-10-05   
276-333 1 Clintwood VA RONKVALKX1Z  138E ONVOY, LLC VA 244   2020-11-09   
276-333 2 Clintwood VA RONKVALKX1Z  138E ONVOY, LLC VA 244   2020-11-09   
276-333 3 Clintwood VA   965H FRACTEL LLC 244   2019-05-05   
276-333 4 Clintwood VA   965H FRACTEL LLC 244   2019-05-05   
276-333 5 Clintwood VA RONKVAGE9MD  965H FRACTEL LLC 244   2019-05-05   
276-333 6 Clintwood VA   624H ONVOY SPECTRUM, LLC 244   2021-05-27   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.