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: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-228 A Chicago Heights IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
708-228 0 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2002-12-07   
708-228 1 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2002-12-07   
708-228 2 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2005-02-24   
708-228 3 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2002-12-07   
708-228 4 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2003-02-03   
708-228 5 Chicago Heights IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
708-228 6 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2003-03-01   
708-228 7 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2003-03-19   
708-228 8 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2002-12-07   
708-228 9 Chicago Heights IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2002-12-07   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.