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.


NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
712-275 A Schaller IA SCHLIAXODS0  630      
712-282 A Galva IA GALVIAXORS1  630      
712-384 A Cushing IA CSNGIAXORS1  630      
712-675 A Kiron IA KIRNIAXODS0  630      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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