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: 708 [Rate centres in NPA 708] [Dial plan for NPA 708]

NXX: 505

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-505 A La Grange IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
708-505 0 La Grange IL   495J STRATUS NETWORKS 358   2020-09-26   
708-505 1 La Grange IL   515J IP HORIZON LLC 358   2013-05-05   
708-505 2 La Grange IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-05   
708-505 3 La Grange IL   318J COMCAST IP PHONE, LLC 358   2013-07-19   
708-505 4 La Grange IL   318J COMCAST IP PHONE, LLC 358   2003-02-22   
708-505 5 La Grange IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-25   
708-505 6 La Grange IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2017-02-19   
708-505 7 La Grange IL   224C ONVOY, LLC 358   2016-03-21   
708-505 8 La Grange IL   224C ONVOY, LLC 358   2016-03-21   
708-505 9 La Grange IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.