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: 974

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-974 A Morgantown WV TRRAWVAO0MD  317C IDT AMERICA, CORP. - WV 256      
304-974 0 Morgantown WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-20   
304-974 1 Morgantown WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-20   
304-974 2 Morgantown WV TRRAWVAO0MD  317C IDT AMERICA, CORP. - WV 256   2008-06-28   
304-974 3 Morgantown WV CLBGWVCPFMD  545B CITYNET WEST VIRGINIA, LLC - WV 256   2018-07-07   
304-974 4 Morgantown WV CLBGWVCPFMD  545B CITYNET WEST VIRGINIA, LLC - WV 256   2018-07-07   
304-974 5 Morgantown WV CLBGWVCPFMD  545B CITYNET WEST VIRGINIA, LLC - WV 256   2018-07-07   
304-974 6 Morgantown WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-20   
304-974 7 Morgantown WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-06-21   
304-974 8 Morgantown WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-06-21   
304-974 9 Morgantown WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-06-21   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.