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Chicago Zone 11-O'Hare, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
773-249 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-249 0 CHCGILWUJMD  073H TELNYX LLC 358   2019-03-18   
773-249 1 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-10-29   
773-249 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-05-12   
773-249 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-11-12   
773-249 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-06-03   
773-249 5 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2008-07-02   
773-249 6 CHCGIL24DS6  224C ONVOY, LLC 358   2016-05-22   
773-249 7 CHCGIL24DS6  224C ONVOY, LLC 358   2016-05-22   
773-249 8 CHCGIL24DS6  224C ONVOY, LLC 358   2010-02-26   
773-249 9 CHCGIL24DS6  224C ONVOY, LLC 358   2016-05-22   
773-337 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 0 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 1 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 2 CHCGILWUJMD  073H TELNYX LLC 358   2019-12-04   
773-337 3 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 4 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 5 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 6 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-337 7 CHCGILWUJMD  073H TELNYX LLC 358   2017-04-24   
773-337 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-08-20   
773-337 9 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-357 A CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
773-357 0 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-10-14   
773-357 1   145J TERRA NOVA TELECOM INC. 358   2022-05-23   
773-357 2 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-10-14   
773-357 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-09-12   
773-357 4 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2006-01-20   
773-357 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-05   
773-357 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-05   
773-357 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-05   
773-357 8 CHCGIL24DS6  224C ONVOY, LLC 358   2010-05-20   
773-357 9 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
773-377 A CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-377 0 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-377 1 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-377 2 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-377 3 CHCGIL24DS6  224C ONVOY, LLC 358   2016-05-22   
773-377 4 CHCGIL24DS6  224C ONVOY, LLC 358   2016-05-22   
773-377 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-01-01   
773-377 6 CHCGIL24DS6  224C ONVOY, LLC 358   2011-06-22   
773-377 7 CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2014-02-21   
773-377 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2011-09-24   
773-377 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-10-13   
773-453 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-453 0 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-453 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-05-19   
773-453 3 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-453 4 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-06-01   
773-453 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-05-19   
773-453 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-05-06   
773-453 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-12-13   
773-453 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-12-13   
773-453 9 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-12-13   
773-455 A EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-455 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-16   
773-455 1 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-09   
773-455 2 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2016-10-15   
773-455 3 CHCGIL24DS6  224C ONVOY, LLC 358   2008-03-22   
773-455 4 CHCGIL24DS6  224C ONVOY, LLC 358   2008-04-28   
773-455 5 CHCGIL24DS6  224C ONVOY, LLC 358   2008-05-22   
773-455 9 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
773-462 A SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358   2024-02-17   
773-462 0 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 1 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 2 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 3 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 5 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 6 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 7 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 8 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-462 9 SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358      
773-482 A CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
773-482 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-09-15   
773-482 1 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-09-15   
773-482 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2000-09-28   
773-482 3 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-09-15   
773-482 4 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2006-11-26   
773-482 5 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
773-482 6 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2004-12-27   
773-482 7 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2004-12-24   
773-482 8 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2004-12-27   
773-482 9 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2004-12-27   
773-570 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-570 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
773-570 1 CHCGIL24DS6  224C ONVOY, LLC 358   2014-09-29   
773-570 2 CHCGIL24DS6  224C ONVOY, LLC 358   2014-09-29   
773-570 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-14   
773-570 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-570 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-14   
773-570 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-14   
773-570 7 CHCGIL24DS6  224C ONVOY, LLC 358   2012-10-01   
773-570 8 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-04-16   
773-570 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-12-03   
773-601 A SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358   2024-02-17   
773-686 A SCPKILSPRS3  9329 ILLINOIS BELL TEL CO 358   2024-02-17   
773-694 A DSPLILXLDS0  9329 ILLINOIS BELL TEL CO 358      
773-694 0 DSPLILXLDS0  9329 ILLINOIS BELL TEL CO 358      
773-694 1 CHCGIL24DS6  224C ONVOY, LLC 358   2018-09-16   
773-694 2 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2018-10-29   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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