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: JCSNOHXADS0

Remotes:

Switch Switch name Switch type
GLADOHXARS0  GLADE  GTR 
MCAROHXBRS2  MCARTHUR  GTR 
OKHLOHXARS0  OAK HILL  GTR 
WKVLOHXARS1  WILKESVILLE  GTR 
WLTNOHXARS0  WELLSTON  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-286 A Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 A Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 0 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 1 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 2 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 3 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 4 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 7 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-288 9 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-395 A Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-395 2 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-395 8 Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      
740-577 A Jackson OH 0615 FRONTIER NORTH, INC. - OH 324      

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

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