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.

Levels, WV

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
304-492 A LVLSWVXARS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 256      
681-263 A CLBGWVMAXVX  449F ONVOY, LLC - WV 256      
681-263 0 TRRAWVAO0MD  317C IDT AMERICA, CORP. - WV 256   2019-07-10   
681-263 1 CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-21   
681-263 2 CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2020-12-21   
681-263 6 CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2019-02-22   
681-263 8 CLBGWVMAXVX  624H ONVOY SPECTRUM, LLC 256   2021-06-04   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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