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: CLBGWVMADS0

Remotes:

Switch Switch name Switch type
BLTNWVBBRS1  BELINGTON  5ER 
BRPTWVPHRS0  BRIDGEPORT  EXM 
GFTNWVBCRS1  GRAFTON  5ER 
GSWYWVELRS1  GASSAWAY  5ER 
PHLPWVPIRS1  PHILIPPI  5ER 
WSTNWVCNRS0  WESTON  EXM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
304-622 A Clarksburg WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-623 A Clarksburg WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-624 A Clarksburg WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 A Clarksburg WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-627 A Clarksburg WV 9214 FRONTIER WEST VIRGINIA INC. 256      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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