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: 680

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
681-680 A Eglon WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256      
681-680 0 Eglon WV   145J TERRA NOVA TELECOM INC. 256   2025-07-12   
681-680 1 Eglon WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-05   
681-680 2 Eglon WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-05   
681-680 6 Eglon WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2019-02-22   
681-680 7 Eglon WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-06-04   
681-680 8 Eglon WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-04-29   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.