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: 751

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-751 A Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 0 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 1 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 2 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
773-751 3 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 4 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 5 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
773-751 6 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
773-751 7 Chicago Zone 02-Edgewater IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-12   
773-751 8 Chicago Zone 02-Edgewater IL CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2006-11-14   
773-751 9 Chicago Zone 02-Edgewater IL CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2006-11-14   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.