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Lake Forest, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
847-457 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-09-06   
847-457 9 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2006-04-22   
847-482 A LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-500 A CHCGIL24DS6  224C ONVOY, LLC 358      
847-500 0 CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-02   
847-500 1 CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-02   
847-500 2 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-12   
847-500 3 CHCGIL24DS6  224C ONVOY, LLC 358   2024-07-29   
847-500 4   224C ONVOY, LLC 358   2026-04-05   
847-500 5   224C ONVOY, LLC 358   2026-02-06   
847-500 7 CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-05   
847-500 8 CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-05   
847-500 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2024-02-20   
847-535 A LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-574 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 1 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 7 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 9   145J TERRA NOVA TELECOM INC. 358   2022-10-02   
847-582 A LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-582 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-10-30   
847-582 1 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
847-582 2 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-582 3 CHCGIL24DS6  224C ONVOY, LLC 358   2013-04-12   
847-582 4 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-28   
847-582 5 CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2013-06-27   
847-582 6 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2013-09-22   
847-582 7 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-582 8 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-582 9 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2000-08-07   
847-604 A LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-02-16   
847-604 1 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 2 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 3 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2013-10-03   
847-604 4 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-01-23   
847-604 5 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 6 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 7 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 8 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-604 9 LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-615 A LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-735 A LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
847-739 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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