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.

Dunlow, WV

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
304-385 A DNLWWVXARS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 254      
681-224 A CHTNWVLECMD  5833 CORETEL WEST VIRGINIA, INC. - WV 254      
681-224 0 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-07-26   
681-224 1   5833 CORETEL WEST VIRGINIA, INC. - WV 254      
681-224 2 CHTNWVLECMD  5833 CORETEL WEST VIRGINIA, INC. - WV 254   2019-04-25   
681-224 3 CHTNWVLECMD  5833 CORETEL WEST VIRGINIA, INC. - WV 254   2019-04-25   
681-224 4 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2019-09-03   
681-224 5 CHTNWVLECMD  5833 CORETEL WEST VIRGINIA, INC. - WV 254   2019-04-25   
681-224 6 CHTNWVLECMD  5833 CORETEL WEST VIRGINIA, INC. - WV 254   2019-04-25   
681-224 7 CHTNWVLECMD  5833 CORETEL WEST VIRGINIA, INC. - WV 254   2019-04-25   
681-224 8 CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-03-26   
681-224 9 CHTNWVLEGMD  624H ONVOY SPECTRUM, LLC 254   2021-05-31   
681-546 A CHTNWVLEX9Y  7421 AT&T - LOCAL 254   2024-10-11   
681-546 9 CHTNWVLEX9Y  7421 AT&T - LOCAL 254   2024-10-11   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.