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: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
276-977 A Fort Blackmore VA RONKVAGE9MD  965H FRACTEL, LLC 244      
276-977 6 Fort Blackmore VA RONKVAGEAMD  516J TON80 COMMUNICATIONS, LLC 244   2022-03-07   
276-977 7 Fort Blackmore VA RONKVAGE9MD  965H FRACTEL, LLC 244   2020-11-05   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.