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.

Mill Creek, WV

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
304-335 A MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 0 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 1 CLBGWVMAX8X  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 256   2012-05-24   
304-335 2 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 3 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 4 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 5 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 6 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 7 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 8 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-335 9 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 A MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 0 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 1   5833 CORETEL WEST VIRGINIA, INC. - WV 256   2013-08-09   
304-338 2 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 3 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 4 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 5 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 6 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 7 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 8 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-338 9 MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
304-339 A MLCKWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
681-731 A CLBGWVMAX8X  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 256      
681-731 0 CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-03-07   
681-731 1 CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2019-02-08   
681-731 2 CHTNWVBMDS0  2765 LUMOS NETWORKS OF WEST VIRGINIA INC. - WV 256   2019-08-29   
681-731 3 CLBGWVMAX8X  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 256   2014-03-24   
681-731 4 CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-03-07   
681-731 5 CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-06-05   
681-731 7 CLBGWVCPFMD  545B CITYNET WEST VIRGINIA, LLC - WV 256   2014-09-21   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.