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: 304 [Rate centres in NPA 304] [Dial plan for NPA 304]

NXX: 591

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-591 A Elkins WV EKNSWVDVDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-591 0 Elkins WV EKNSWVDVDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-591 1 Elkins WV CLBGWVMAJMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 256   2006-11-21   
304-591 2 Elkins WV MGTWWVCQ1MD  8575 SPRINT SPECTRUM, LP - WV 256   2007-07-30   
304-591 3 Elkins WV MGTWWVCQ1MD  8575 SPRINT SPECTRUM, LP - WV 256   2007-07-30   
304-591 4 Elkins WV CLBGWVMAX8X  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 256   2008-03-11   
304-591 5 Elkins WV MGTWWVCQ1MD  8575 SPRINT SPECTRUM, LP - WV 256   2008-07-07   
304-591 6 Elkins WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-591 7 Elkins WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-591 8 Elkins WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-591 9 Elkins WV CLBGWVMAXHX  080F BANDWIDTH.COM CLEC, LLC - WV 256   2010-10-18   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.