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: 248

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-248 A Chicago Heights IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
708-248 0 Chicago Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-08-20   
708-248 1 Chicago Heights IL EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2006-12-15   
708-248 2 Chicago Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-29   
708-248 3 Chicago Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-05-29   
708-248 4 Chicago Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-05-29   
708-248 5 Chicago Heights IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-03-10   
708-248 6 Chicago Heights IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-12-09   
708-248 7 Chicago Heights IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-12-09   
708-248 8 Chicago Heights IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2008-07-25   
708-248 9 Chicago Heights IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2008-08-17   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.