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Calumet City, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
464-241 A CHCGIL24DS6  224C ONVOY, LLC 358   2024-05-12   
464-241 0 CHCGIL24DS6  224C ONVOY, LLC 358   2024-05-12   
464-241 1 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2025-02-06   
464-241 2 CHCGIL24DS6  224C ONVOY, LLC 358   2025-10-26   
464-241 8 CHCGIL24DS6  224C ONVOY, LLC 358   2025-02-01   
464-241 9 CHCGIL24DS6  224C ONVOY, LLC 358   2025-04-06   
464-666 A CHCGILWURMD  965H FRACTEL, LLC 358      
464-666 0 CHCGIL245MD  073H TELNYX LLC 358   2022-01-23   
464-666 1 CHCGIL24DS6  224C ONVOY, LLC 358   2023-10-16   
464-666 2 CHCGIL24DS6  224C ONVOY, LLC 358   2023-10-16   
464-666 3 CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-02-04   
464-666 4 CHCGIL24DS6  224C ONVOY, LLC 358   2023-10-16   
464-666 5 CHCGIL24DS6  224C ONVOY, LLC 358   2023-10-16   
464-666 6 CHCGILWURMD  965H FRACTEL, LLC 358   2022-01-22   
464-666 7 CHCGIL24DS6  224C ONVOY, LLC 358   2023-10-16   
464-666 8 CHCGIL24DS6  224C ONVOY, LLC 358   2023-07-22   
464-666 9 CHCGIL24DS6  224C ONVOY, LLC 358   2023-07-22   
708-322 A CHCGIL24SMD  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 0 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2000-09-12   
708-322 1 CHCGIL24DS6  224C ONVOY, LLC 358   2010-05-20   
708-322 2 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2006-01-22   
708-322 3 CHCGIL24SMD  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 4 CHCGIL24SMD  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 5   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 6   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 7   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 8   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-322 9   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
708-360 A CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
708-360 1 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2002-05-22   
708-360 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2005-02-24   
708-360 3 CHCGILCLXOX  516C AT&T CORP. 358   2007-02-22   
708-360 4 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2004-05-29   
708-360 5 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
708-360 6 CHCGIL24SMD  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358   2000-11-10   
708-360 7 CHCGIL24DS6  224C ONVOY, LLC 358   2018-09-16   
708-360 8 CHCGILWUJMD  073H TELNYX LLC 358   2017-05-10   
708-360 9 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-08-12   
708-419 A CHCGIL24DS6  224C ONVOY, LLC 358      
708-419 0 CHCGIL24DS6  224C ONVOY, LLC 358   2016-04-25   
708-419 1 CHCGIL24DS6  224C ONVOY, LLC 358   2016-04-25   
708-419 2 CHCGIL24DS6  224C ONVOY, LLC 358   2018-12-27   
708-419 3 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-05-18   
708-419 4 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-06-07   
708-419 5 CHCGIL24DS6  224C ONVOY, LLC 358   2026-05-10   
708-419 6 CHCGIL245MD  073H TELNYX LLC 358   2021-02-27   
708-419 7 CHCGIL24DS6  224C ONVOY, LLC 358   2021-02-12   
708-419 9   515J IP HORIZON LLC 358   2016-08-09   
708-585 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
708-730 A CMCYILCCDS0  9329 ILLINOIS BELL TEL CO 358      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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