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.

Switch: JHCYTNXC88Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-248 4 Gate City VA 490J BOOST SUBSCRIBERCO L.L.C. 956   2024-01-17   
276-268 A Bristol VA 490J BOOST SUBSCRIBERCO L.L.C. 956      
276-268 9 Bristol VA 490J BOOST SUBSCRIBERCO L.L.C. 956   2022-04-07   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.