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: 367

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-367 A Ferrum VA FRRMVAXARS0  0254 CENTRAL TEL. CO. OF VIRGINIA DBA CENTURYLINK 244      
540-367 0 Ferrum VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2022-02-13   
540-367 1 Ferrum VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244   2021-12-02   
540-367 2 Ferrum VA   5832 CORETEL VIRGINIA, LLC - VA 244   2019-05-15   
540-367 3 Ferrum VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244   2021-05-27   
540-367 4 Ferrum VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2022-12-30   
540-367 6 Ferrum VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2020-12-07   
540-367 7 Ferrum VA FRRMVAXARS0  0254 CENTRAL TEL. CO. OF VIRGINIA DBA CENTURYLINK 244      
540-367 8 Ferrum VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2020-12-07   
540-367 9 Ferrum VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244   2021-12-02   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.