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: 799

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-799 A Raphine VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244      
540-799 0 Raphine VA RONKVALK5MD  4979 SHENTEL COMMUNICATIONS, LLC. - VA 244   2017-09-08   
540-799 1 Raphine VA RONKVAGEDS0  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 244   2018-12-08   
540-799 2 Raphine VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2017-08-19   
540-799 3 Raphine VA RONKVALKXYY  079F BANDWIDTH.COM CLEC, LLC - VA 244   2019-01-03   
540-799 4 Raphine VA RONKVALKX1Z  138E ONVOY, LLC - VA 244   2020-11-09   
540-799 5 Raphine VA RONKVALKX1Z  138E ONVOY, LLC - VA 244   2020-11-09   
540-799 6 Raphine VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244   2021-05-28   
540-799 7 Raphine VA RONKVALKX1Z  138E ONVOY, LLC - VA 244   2018-09-09   
540-799 8 Raphine VA RONKVAGE2MD  073H TELNYX LLC 244   2019-10-05   
540-799 9 Raphine VA RONKVAGE9MD  965H FRACTEL LLC 244   2020-08-02   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.