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.

La Harpe, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-659 A LHRPILXCDS1  1043 LAHARPE TEL. CO. 977      
447-204 A MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      
447-240 A MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      
447-240 6 MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      
447-240 7 MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      
447-240 8 MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      
447-240 9 MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.