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: RCISILRIXMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
309-581 A Moline IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 634   2007-08-20   
779-202 A Galena IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 634   2012-04-05   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.