Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-548 5 Chicago Zone 07-Oakland IL   9329 AMERITECH ILLINOIS 358      
773-548 6 Chicago Zone 07-Oakland IL   9329 AMERITECH ILLINOIS 358      
773-548 7 Chicago Zone 07-Oakland IL   9329 AMERITECH ILLINOIS 358      
773-548 8 Chicago Zone 07-Oakland IL   9329 AMERITECH ILLINOIS 358      
773-548 9 Chicago Zone 07-Oakland IL   495J STRATUS NETWORKS 358   2020-09-20   
773-549 A Chicago Zone 04-Lakeview IL CHCGILLWDS1  9329 AMERITECH ILLINOIS 358      
773-550 A Chicago Zone 01-Wabash IL ELGNIL32CM2  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
773-551 A Chicago Zone 03-Kildare IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-552 A Chicago Zone 01-Calumet IL   6664 SPRINT SPECTRUM L.P. 358      
773-553 A Chicago Zone 06-Lafayette IL CHCGILLADS0  9329 AMERITECH ILLINOIS 358      
773-553 0 Chicago Zone 06-Lafayette IL   6664 SPRINT SPECTRUM L.P. 358   2006-03-03   
773-553 1 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 2 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 3 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 4 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 5 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 6 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 7 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 8 Chicago Zone 06-Lafayette IL   9329 AMERITECH ILLINOIS 358      
773-553 9 Chicago Zone 06-Lafayette IL   6664 SPRINT SPECTRUM L.P. 358   2006-04-15   
773-554 A Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358      
773-554 0 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-09-07   
773-554 1 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-09-07   
773-554 2 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-09-07   
773-554 3 Chicago Zone 03-Kildare IL   8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL 358   2009-10-16   
773-554 4 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-01-14   
773-554 5 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2010-12-29   
773-554 6 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2014-08-01   
773-554 7 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2010-12-29   
773-554 8 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2010-12-15   
773-554 9 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-09-07   
773-556 A Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358      
773-556 0 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-01-27   
773-556 1 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2010-12-15   
773-556 2 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-01-28   
773-556 3 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2003-03-30   
773-556 4 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-556 5 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-556 6 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-556 7 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-556 8 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-556 9 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-557 A Chicago Zone 03-Kildare IL CHCGILWUDS0  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-557 0 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-01-27   
773-557 1 Chicago Zone 03-Kildare IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-557 2 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2010-12-15   
773-557 3 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-01-27   
773-557 4 Chicago Zone 03-Kildare IL   9329 AMERITECH ILLINOIS 358   2000-07-03   
773-557 5 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-01-11   
773-557 6 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-01-11   

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Last updated: Sat, 31 Oct 2020 19:28:10 UTC

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