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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-441 A Kingwood WV   8575 SPRINT SPECTRUM L.P.- WV 256      
304-441 0 Kingwood WV   080F BANDWIDTH.COM CLEC, LLC - WV 256   2012-01-15   
304-441 1 Kingwood WV   6284 UNITED STATES CELLULAR CORP. - WEST VIRGINIA 256   2011-08-11   
304-441 2 Kingwood WV   317C IDT AMERICA CORP - WV 256   2008-06-30   
304-441 3 Kingwood WV   546B MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WV 256   2009-06-01   
304-441 4 Kingwood WV   6284 UNITED STATES CELLULAR CORP. - WEST VIRGINIA 256   2014-03-31   
304-441 5 Kingwood WV   080F BANDWIDTH.COM CLEC, LLC - WV 256   2014-08-21   
304-441 6 Kingwood WV   073H TELNYX LLC 256   2018-10-11   
304-441 7 Kingwood WV   080F BANDWIDTH.COM CLEC, LLC - WV 256   2015-10-04   
304-441 8 Kingwood WV   8575 SPRINT SPECTRUM L.P.- WV 256   2016-07-08   
304-441 9 Kingwood WV   5833 CORETEL VIRGINIA, LLC - WV 256   2013-08-09   

Last updated: Wed, 01 Apr 2020 02:09:16 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.