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: 831

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-831 A Chicago Zone 03-Kildare IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
708-831 0 Chicago Zone 03-Kildare IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-07-07   
708-831 1 Chicago Zone 03-Kildare IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-07-07   
708-831 2 Chicago Zone 03-Kildare IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-07-07   
708-831 3 Chicago Zone 03-Kildare IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-07-07   
708-831 4 Chicago Zone 03-Kildare IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-08-09   
708-831 5 Chicago Zone 03-Kildare IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-11-17   
708-831 6 Chicago Zone 03-Kildare IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2015-08-08   
708-831 7 Chicago Zone 03-Kildare IL CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2013-07-12   
708-831 8 Chicago Zone 03-Kildare IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-04-17   
708-831 9 Chicago Zone 03-Kildare IL   515J IP HORIZON LLC 358   2013-08-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.