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: 664

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-664 A Gilbert WV GLBRWVVNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-664 0 Gilbert WV   5833 CORETEL WEST VIRGINIA, INC. - WV 254   2013-08-09   
304-664 1 Gilbert WV   489F SHENTEL COMMUNICATIONS, LLC. - WV 254   2015-10-26   
304-664 2 Gilbert WV   9214 FRONTIER WEST VIRGINIA INC. 254      
304-664 3 Gilbert WV   9214 FRONTIER WEST VIRGINIA INC. 254      
304-664 4 Gilbert WV   546B MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WV 254   2010-01-04   
304-664 5 Gilbert WV   9214 FRONTIER WEST VIRGINIA INC. 254      
304-664 6 Gilbert WV   9214 FRONTIER WEST VIRGINIA INC. 254      
304-664 7 Gilbert WV   545B CITYNET WEST VIRGINIA, LLC - WV 254   2004-04-05   
304-664 8 Gilbert WV   9214 FRONTIER WEST VIRGINIA INC. 254      
304-664 9 Gilbert WV   9214 FRONTIER WEST VIRGINIA INC. 254      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.