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: CHVLVAXAXWX

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
434-992 8 Stanardsville VA 138E ONVOY, LLC - VA 928   2023-10-28   
434-999 8 Charlottesville VA 138E ONVOY, LLC - VA 928   2022-10-29   

<< 1 2

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.