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: 501

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
681-501 A Clay WV CHTNWVYA1MD  939H COMMIO, LLC 254      
681-501 0 Clay WV CHTNWVYA1MD  939H COMMIO, LLC 254      
681-501 1 Clay WV CHTNWVYA1MD  939H COMMIO, LLC 254      
681-501 2 Clay WV CHTNWVYA1MD  939H COMMIO, LLC 254      
681-501 3 Clay WV CHTNWVYA1MD  939H COMMIO, LLC 254      
681-501 4 Clay WV CHTNWVYA1MD  939H COMMIO, LLC 254      
681-501 9 Clay WV   6529 T-MOBILE USA, INC. 254      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.