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: 286

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-286 A La Grange IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
708-286 0 La Grange IL   460K FIRST COMMUNICATIONS, LLC 358      
708-286 1 La Grange IL   224C ONVOY, LLC 358   2004-09-15   
708-286 2 La Grange IL   460K FIRST COMMUNICATIONS, LLC 358   2004-11-08   
708-286 5 La Grange IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2018-02-14   
708-286 6 La Grange IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-30   
708-286 8 La Grange IL   073H TELNYX LLC 358   2018-06-28   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.