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: 912

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-912 A Burnt Chimney VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244      
540-912 0 Burnt Chimney VA RONKVALK5MD  4979 SHENTEL COMMUNICATIONS, LLC. - VA 244   2010-11-20   
540-912 1 Burnt Chimney VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2021-03-06   
540-912 2 Burnt Chimney VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2020-04-29   
540-912 3 Burnt Chimney VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2021-03-06   
540-912 4 Burnt Chimney VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2011-03-04   
540-912 5 Burnt Chimney VA RONKVALKXLY  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 244   2016-09-30   
540-912 6 Burnt Chimney VA RONKVALKX3Z  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 244   2012-07-20   
540-912 7 Burnt Chimney VA RONKVALKEMD  508J CENTURYLINK COMMUNICATIONS, LLC 244   2013-12-19   
540-912 8 Burnt Chimney VA RONKVALKXYY  079F BANDWIDTH.COM CLEC, LLC - VA 244   2008-12-05   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.