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: CHESILXEDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-826 A Chester IL 1015 FRONTIER NORTH, INC. - IL 362      
618-826 1 Chester IL 1015 FRONTIER NORTH, INC. - IL 362      
618-826 2 Chester IL 1015 FRONTIER NORTH, INC. - IL 362      
618-826 3 Chester IL 1015 FRONTIER NORTH, INC. - IL 362      
618-826 4 Chester IL 1015 FRONTIER NORTH, INC. - IL 362      
618-826 5 Chester IL 1015 FRONTIER NORTH, INC. - IL 362      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.