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: 434 [Rate centres in NPA 434] [Dial plan for NPA 434]

NXX: 271

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
434-271 A Fork Union VA CHVLVACF6MD  073H TELNYX LLC 928      
434-271 0 Fork Union VA CHVLVACF6MD  073H TELNYX LLC 928   2021-07-05   
434-271 1 Fork Union VA CHVLVAXAXLY  624H ONVOY SPECTRUM, LLC 928   2024-04-17   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.