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: 681 [Rate centres in NPA 681] [Dial plan for NPA 681]

NXX: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
681-399 A Parsons WV TRRAWVAO0MD  317C IDT AMERICA, CORP. - WV 256      
681-399 1 Parsons WV   5833 CORETEL WEST VIRGINIA, INC. - WV 256      
681-399 3 Parsons WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256      
681-399 4 Parsons WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256      
681-399 5 Parsons WV CHTNWVBMDS0  2765 LUMOS NETWORKS OF WEST VIRGINIA INC. - WV 256      
681-399 6 Parsons WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256      
681-399 7 Parsons WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256      
681-399 8 Parsons WV CLBGWVMAJMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 256      
681-399 9 Parsons WV TRRAWVAO0MD  317C IDT AMERICA, CORP. - WV 256      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.