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: 872 [Rate centres in NPA 872] [Dial plan for NPA 872]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
872-777 A Chicago Zone 07-Stewart IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-777 0 Chicago Zone 07-Stewart IL ELGNILOT2MD  5562 METROPCS, INC. 358   2014-09-27   
872-777 1 Chicago Zone 07-Stewart IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-10-20   
872-777 2 Chicago Zone 07-Stewart IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-10-20   
872-777 3 Chicago Zone 07-Stewart IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-10-20   
872-777 4 Chicago Zone 07-Stewart IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2012-12-21   
872-777 5 Chicago Zone 07-Stewart IL ELGNILOT2MD  5562 METROPCS, INC. 358   2014-07-27   
872-777 6 Chicago Zone 07-Stewart IL ELGNILOT2MD  5562 METROPCS, INC. 358   2014-07-27   
872-777 7 Chicago Zone 07-Stewart IL ELGNILOT2MD  5562 METROPCS, INC. 358   2014-07-27   
872-777 8 Chicago Zone 07-Stewart IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-777 9 Chicago Zone 07-Stewart IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.