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.

Griffithsville, WV

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
304-524 A GRVLWVGFRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-524 0 CHTNWVCE8MD  545B CITYNET WEST VIRGINIA, LLC - WV 254      
304-524 1 CHTNWVLE7MD  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 254      
304-524 2 GRVLWVGFRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-524 3 CHTNWVLE7MD  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 254      
304-524 4 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254      
304-524 5 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254      
304-524 7 GRVLWVGFRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-524 9 GRVLWVGFRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
681-671 A CHTNWVLEXBZ  449F ONVOY, LLC - WV 254      
681-671 0 CHTNWVLEEMD  073H TELNYX LLC 254      
681-671 1   515J IP HORIZON LLC 254      
681-671 2 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254      
681-671 3 CHTNWVLEGMD  624H ONVOY SPECTRUM, LLC 254      
681-671 6 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254      
681-671 7 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.