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Chicago Zone 08-Portsmouth, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
773-245 A CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-245 0   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-08-14   
773-245 1   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-10-24   
773-245 2   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-11-27   
773-245 3   984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-06-13   
773-245 4   829J PAETEC ITEL, LLC 358   2011-02-28   
773-245 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2010-10-16   
773-245 6   984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-06-13   
773-245 7   224C ONVOY, LLC 358   2010-10-27   
773-245 8   224C ONVOY, LLC 358   2025-09-27   
773-245 9   224C ONVOY, LLC 358   2025-09-27   
773-284 A CHCGILPMDS0  9329 ILLINOIS BELL TEL CO 358      
773-306 A OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-306 0   318J COMCAST IP PHONE, LLC 358   2001-07-13   
773-306 1   318J COMCAST IP PHONE, LLC 358   2001-07-13   
773-306 2   318J COMCAST IP PHONE, LLC 358   2001-07-13   
773-306 3   6529 T-MOBILE USA, INC. 358   2003-02-18   
773-306 4   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2001-07-13   
773-306 5   6529 T-MOBILE USA, INC. 358   2003-02-18   
773-306 6   6529 T-MOBILE USA, INC. 358   2003-03-19   
773-306 7   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-306 8   6529 T-MOBILE USA, INC. 358   2003-04-09   
773-306 9   6529 T-MOBILE USA, INC. 358   2003-04-14   
773-340 A CHCGIL24DS6  224C ONVOY, LLC 358   2024-12-29   
773-340 0   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-02-25   
773-340 1   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-02-25   
773-340 2   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-12   
773-340 3   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-12   
773-340 4   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2008-07-18   
773-340 5   460K FIRST COMMUNICATIONS, LLC 358   2008-06-15   
773-340 6   224C ONVOY, LLC 358   2025-10-26   
773-340 7   224C ONVOY, LLC 358   2026-01-05   
773-340 8   224C ONVOY, LLC 358   2008-08-31   
773-340 9   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-12   
773-349 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-349 0   6529 T-MOBILE USA, INC. 358   2006-12-15   
773-349 1   6529 T-MOBILE USA, INC. 358   2003-09-12   
773-349 2   984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-06-13   
773-349 3   6529 T-MOBILE USA, INC. 358   2021-10-11   
773-349 4   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2001-11-13   
773-349 5   6529 T-MOBILE USA, INC. 358   2003-09-12   
773-349 6   6529 T-MOBILE USA, INC. 358   2006-12-15   
773-349 7   6529 T-MOBILE USA, INC. 358   2003-09-12   
773-349 8   5447 ACCESS ONE, INC. - IL 358   2006-01-20   
773-349 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-362 A CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
773-362 0   829J PAETEC ITEL, LLC 358      
773-362 1   145J TERRA NOVA TELECOM INC. 358   2021-06-03   
773-362 2   224C ONVOY, LLC 358   2004-09-15   
773-362 3   460K FIRST COMMUNICATIONS, LLC 358   2004-11-12   
773-362 4   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-09-15   
773-362 5   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-04-06   
773-362 6   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-04-10   
773-362 7   829J PAETEC ITEL, LLC 358   2009-10-16   
773-362 8   829J PAETEC ITEL, LLC 358   2003-12-27   
773-362 9   829J PAETEC ITEL, LLC 358      
773-432 A CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
773-432 0   460K FIRST COMMUNICATIONS, LLC 358   2005-10-24   
773-432 1   460K FIRST COMMUNICATIONS, LLC 358   2004-08-06   
773-432 2   460K FIRST COMMUNICATIONS, LLC 358      
773-432 3   460K FIRST COMMUNICATIONS, LLC 358      
773-432 4   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-03-03   
773-432 5   6529 T-MOBILE USA, INC. 358   2007-07-09   
773-432 6   460K FIRST COMMUNICATIONS, LLC 358      
773-432 7   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-06-21   
773-432 8   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
773-432 9   460K FIRST COMMUNICATIONS, LLC 358      
773-470 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-470 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-470 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-470 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-470 3   6529 T-MOBILE USA, INC. 358   2007-01-16   
773-470 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-470 5   6529 T-MOBILE USA, INC. 358   2007-01-16   
773-470 6   6529 T-MOBILE USA, INC. 358   2003-09-12   
773-470 7   6529 T-MOBILE USA, INC. 358   2003-09-12   
773-470 8   6529 T-MOBILE USA, INC. 358   2003-09-12   
773-470 9   6529 T-MOBILE USA, INC. 358   2007-01-16   
773-492 A CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-492 0   984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-10-23   
773-492 1   984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-10-23   
773-492 2   984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-02-19   
773-492 3   984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-02-19   
773-492 4   984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-02-19   
773-492 5   984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-03-02   
773-492 6   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2012-03-04   
773-492 7   046L CLEAR RATE COMMUNICATIONS, LLC 358   2012-06-10   
773-492 8   224C ONVOY, LLC 358   2012-10-01   
773-492 9   515J IP HORIZON LLC 358   2013-08-26   
773-498 A CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-498 0   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-498 1   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-498 2   318J COMCAST IP PHONE, LLC 358      
773-498 3   318J COMCAST IP PHONE, LLC 358      
773-498 4   318J COMCAST IP PHONE, LLC 358      
773-498 5   318J COMCAST IP PHONE, LLC 358   2009-11-14   
773-498 6   318J COMCAST IP PHONE, LLC 358      
773-498 7   318J COMCAST IP PHONE, LLC 358      
773-498 8   318J COMCAST IP PHONE, LLC 358      
773-498 9   318J COMCAST IP PHONE, LLC 358      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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