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: 345

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
681-345 A Sardis WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256      
681-345 0 Sardis WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-03-07   
681-345 1 Sardis WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-03-07   
681-345 3 Sardis WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-06-05   
681-345 6 Sardis WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2019-02-23   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.