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: 327

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
276-327 A Norton VA RONKVALKX9Z  515J IP HORIZON LLC 244   2024-07-22   
276-327 1 Norton VA RONKVALKX9Z  515J IP HORIZON LLC 244   2024-07-22   
276-327 2 Norton VA RONKVALKX9Z  515J IP HORIZON LLC 244   2024-07-22   
276-327 7 Norton VA   275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 244   2025-03-01   
276-327 8 Norton VA RONKVALKX9Z  515J IP HORIZON LLC 244   2024-11-17   
276-327 9 Norton VA RONKVALKX9Z  515J IP HORIZON LLC 244   2024-11-17   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.