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.

Switch: CHTNWVJADS0

Remotes:

Switch Switch name Switch type
ALNAPAALHPA  ALTOONA  5E 
BLFDWVXA8MD    POI 
JHTWPAXJ7MD    POI 
MRBGWVBUHPA  MARTINSBURG  5E 
NWMRWVWZHPA  NEW MARTINSVILLE  5E 
WASHPAWAHPT  WASHINGTON  5E 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
304-981 9 Montgomery WV 4095 FIBERNET, LLC - WV 254   2005-08-20   
681-687 4 Huntington Zone 2 WV 4095 FIBERNET, LLC - WV 254   2021-07-26   
681-823 3 Oak Hill WV 4095 FIBERNET, LLC - WV 254   2014-05-25   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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