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: RONKVAGE8MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-888 A St Charles VA 145J TERRA NOVA TELECOM INC. 244      
276-977 9 Fort Blackmore VA 145J TERRA NOVA TELECOM INC. 244   2025-07-12   
540-245 8 Staunton VA 145J TERRA NOVA TELECOM INC. 244   2026-02-25   
540-346 5 Ferrum VA 145J TERRA NOVA TELECOM INC. 244   2026-03-13   
540-620 3 Covington VA 145J TERRA NOVA TELECOM INC. 244   2026-03-13   
540-695 3 Floyd VA 145J TERRA NOVA TELECOM INC. 244   2026-03-13   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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