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: 292

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-292 A La Grange IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
708-292 0 La Grange IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2011-11-12   
708-292 1 La Grange IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-09-01   
708-292 2 La Grange IL   5447 ACCESS ONE, INC. - IL 358   2006-01-22   
708-292 3 La Grange IL   224C ONVOY, LLC 358   2010-05-20   
708-292 4 La Grange IL   224C ONVOY, LLC 358   2012-04-16   
708-292 5 La Grange IL   829J PAETEC ITEL, LLC 358      
708-292 6 La Grange IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2009-12-26   
708-292 7 La Grange IL   508J CENTURYLINK COMMUNICATIONS, LLC 358   2014-02-25   
708-292 8 La Grange IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-03-20   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.