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: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 927

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-927 A Bent Mountain VA FLYDVAXADS2  544A CITIZENS TELEPHONE COOPERATIVE - VA 244      
540-927 2 Bent Mountain VA   138E ONVOY, LLC - VA 244   2020-11-09   
540-927 3 Bent Mountain VA   138E ONVOY, LLC - VA 244   2020-11-09   
540-927 4 Bent Mountain VA   624H ONVOY SPECTRUM, LLC 244   2021-05-27   
540-927 7 Bent Mountain VA   544A CITIZENS TELEPHONE COOPERATIVE - VA 244   2020-07-26   
540-927 8 Bent Mountain VA   138E ONVOY, LLC - VA 244   2021-07-25   
540-927 9 Bent Mountain VA   275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 244   2021-05-06   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.