Local Calling Guide

Area code/prefix search

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Chicago Zone 02-Irving, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
773-250 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-250 0 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-250 1 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-250 2 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-250 3 CHCGIL24DS6  224C ONVOY, LLC 358   2015-12-31   
773-250 4 CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2005-11-19   
773-250 5 CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358   2006-01-20   
773-250 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-10-25   
773-250 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-02-24   
773-250 8 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-250 9 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-267 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 0 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 1 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 2 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 3 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 4 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-10-25   
773-279 6 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 7 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 8 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-279 9 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-409 A CHCGILCLEMD  7421 AT&T - LOCAL 358      
773-409 0 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 1 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 2 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 3 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2002-10-28   
773-409 5 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 6 CHCGILCLEMD  7421 AT&T - LOCAL 358      
773-409 7 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 8 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-409 9 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2003-12-27   
773-442 A EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-442 0 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-442 1 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-442 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
773-442 3 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-442 4 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358   2000-06-13   
773-442 5 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358   2000-06-13   
773-442 6 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358   2000-06-13   
773-442 7 OKBRILDODS0  259E YMAX COMMUNICATIONS CORP. - IL 358   2008-10-15   
773-442 8 CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358   2001-04-24   
773-442 9 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-463 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-478 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-509 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-539 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      
773-583 A CHCGILIRDS0  9329 ILLINOIS BELL TEL CO 358      

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

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