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: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

NXX: 649

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-649 A Chicago Zone 02-Irving IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-649 0 Chicago Zone 02-Irving IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-649 1 Chicago Zone 02-Irving IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-08   
773-649 2 Chicago Zone 02-Irving IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-07-09   
773-649 3 Chicago Zone 02-Irving IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-08   
773-649 4 Chicago Zone 02-Irving IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-08   
773-649 5 Chicago Zone 02-Irving IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-08   
773-649 6 Chicago Zone 02-Irving IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2004-08-13   
773-649 7 Chicago Zone 02-Irving IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-07-09   
773-649 8 Chicago Zone 02-Irving IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-07-09   
773-649 9 Chicago Zone 02-Irving IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-08   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.