Local Calling Guide

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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
773-431 4 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-431 5 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-431 6 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-431 7 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-431 8 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-431 9 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-432 A Chicago Zone 08-Portsmouth IL CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358      
773-432 0 Chicago Zone 08-Portsmouth IL   5917 FIRST COMMUNICATIONS, LLC 358   2005-10-24   
773-432 1 Chicago Zone 08-Portsmouth IL   5917 FIRST COMMUNICATIONS, LLC 358   2004-08-06   
773-432 2 Chicago Zone 08-Portsmouth IL   5917 FIRST COMMUNICATIONS, LLC 358      
773-432 3 Chicago Zone 08-Portsmouth IL   5917 FIRST COMMUNICATIONS, LLC 358      
773-432 4 Chicago Zone 08-Portsmouth IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-03-03   
773-432 5 Chicago Zone 08-Portsmouth IL   6529 T-MOBILE USA, INC. 358   2007-07-09   
773-432 6 Chicago Zone 08-Portsmouth IL   5917 FIRST COMMUNICATIONS, LLC 358      
773-432 7 Chicago Zone 08-Portsmouth IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-06-21   
773-432 8 Chicago Zone 08-Portsmouth IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
773-432 9 Chicago Zone 08-Portsmouth IL   5917 FIRST COMMUNICATIONS, LLC 358      
773-433 A Chicago Zone 02-Edgewater IL   6664 SPRINT SPECTRUM L.P. 358      
773-433 0 Chicago Zone 02-Edgewater IL   6664 SPRINT SPECTRUM L.P. 358   2003-08-26   
773-433 1 Chicago Zone 02-Edgewater IL   5917 FIRST COMMUNICATIONS, LLC 358   2004-07-31   
773-433 2 Chicago Zone 02-Edgewater IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2005-01-17   
773-433 3 Chicago Zone 02-Edgewater IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2004-09-06   
773-433 4 Chicago Zone 02-Edgewater IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2004-08-25   
773-433 5 Chicago Zone 02-Edgewater IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2005-08-19   
773-433 6 Chicago Zone 02-Edgewater IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-03   
773-433 7 Chicago Zone 02-Edgewater IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2005-01-17   
773-433 8 Chicago Zone 02-Edgewater IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-01-17   
773-433 9 Chicago Zone 02-Edgewater IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-24   
773-434 A Chicago Zone 08-Prospect IL CHCGILPRDS0  9329 AMERITECH ILLINOIS 358      
773-435 A Chicago Zone 04-Lakeview IL WDDLILCBDS0  7056 XO ILLINOIS, INC. 358      
773-435 0 Chicago Zone 04-Lakeview IL   7056 XO ILLINOIS, INC. 358      
773-435 1 Chicago Zone 04-Lakeview IL   7056 XO ILLINOIS, INC. 358      
773-435 2 Chicago Zone 04-Lakeview IL   7056 XO ILLINOIS, INC. 358      
773-435 3 Chicago Zone 04-Lakeview IL   7056 XO ILLINOIS, INC. 358      
773-435 4 Chicago Zone 04-Lakeview IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2006-09-29   
773-435 5 Chicago Zone 04-Lakeview IL   5447 ACCESS ONE, INC. - IL 358   2006-01-20   
773-435 6 Chicago Zone 04-Lakeview IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2006-09-29   
773-435 7 Chicago Zone 04-Lakeview IL   7056 XO ILLINOIS, INC. 358      
773-435 8 Chicago Zone 04-Lakeview IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2006-07-15   
773-435 9 Chicago Zone 04-Lakeview IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-10-25   
773-436 A Chicago Zone 08-Prospect IL CHCGILPRDS0  9329 AMERITECH ILLINOIS 358      
773-437 A Chicago Zone 09-South Chicago IL CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-437 0 Chicago Zone 09-South Chicago IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-27   
773-437 1 Chicago Zone 09-South Chicago IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-437 2 Chicago Zone 09-South Chicago IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-437 3 Chicago Zone 09-South Chicago IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2006-09-15   
773-437 4 Chicago Zone 09-South Chicago IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2006-09-15   
773-437 5 Chicago Zone 09-South Chicago IL   516C AT&T CORP. 358   2006-05-02   
773-437 6 Chicago Zone 09-South Chicago IL   7056 XO ILLINOIS, INC. 358   2007-05-13   
773-437 7 Chicago Zone 09-South Chicago IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-27   

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Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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