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: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 879

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-879 A Olney IL OLNYILXENMD  551G NUSO, LLC 978      
618-879 0 Olney IL OLNYILXEDS0  1015 FRONTIER NORTH, INC. - IL 978      
618-879 1 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 2 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 3 Olney IL OLNYILXENMD  551G NUSO, LLC 978      
618-879 4 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 5 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 6 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 7 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 8 Olney IL OLNYILABQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 978      
618-879 9 Olney IL OLNYILXEEMD  9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 978      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.