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: CYDNINXADS0

Remotes:

Switch Switch name Switch type
CENTINXARS0  CENTRAL  1RC 
CRNDINXARS0  CRANDALL  RSC 
ELZBINXARS1  ELIZABETH  RSS 
GRTWINXARS0  GEORGETOWN  RSC 
HEVLINXARS1  HENRYVILLE  RS 
LACNINXARS0  LACONIA  RLC 
LNVLINXARS0  LANESVILLE  RSC 
LVWOINXARS1  LEAVENWORTH  RSS 
MLTWINXARS1  MILLTOWN  RSS 
MRNGINXARS1  MARENGO  RSS 
NWMLINXARS0  NEW MIDDLETOWN  RLC 
PLMYINXARS1  PALMYRA  RSS 
RMSYINXARS1  RAMSEY  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
812-734 A Corydon IN 0779 FRONTIER NORTH, INC. - IN 462      
812-734 0 Corydon IN 0779 FRONTIER NORTH, INC. - IN 462      
812-734 1 Corydon IN 0779 FRONTIER NORTH, INC. - IN 462      
812-734 2 Corydon IN 0779 FRONTIER NORTH, INC. - IN 462      
812-734 3 Corydon IN 0779 FRONTIER NORTH, INC. - IN 462      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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