Local Calling Guide

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Chicago Zone 01-Calumet, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
312-690 A CHCGILDTDMD  156J RCLEC, INC. 358      
312-690 0 CHCGILMF4MD  5562 METROPCS, INC. 358   2014-07-21   
312-690 1 CHCGILMF4MD  5562 METROPCS, INC. 358   2014-07-21   
312-690 2 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2014-08-28   
312-690 3 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-08-30   
312-690 4 CHCGILDTDMD  156J RCLEC, INC. 358   2014-07-03   
312-690 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2014-07-16   
312-690 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2014-07-16   
312-690 7 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2014-07-16   
312-690 8 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2015-03-07   
312-690 9 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-08-30   
312-691 A HMNDINPRCM0  6795 INDIANA PAGING NETWORK, INC. 358      
312-698 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 1 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-12-30   
312-698 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 7 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 9 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-702 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-702 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-03-04   
312-702 1 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-03-04   
312-702 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-03-04   
312-702 3 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-02-14   
312-702 4 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-02-15   
312-702 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-03-04   
312-702 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-03-04   
312-702 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-03-04   
312-702 8 CHCGILCGDS1  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2013-04-04   
312-702 9 CHCGILMF4MD  5562 METROPCS, INC. 358   2013-04-12   
312-708 A   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 0   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 1   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 2   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 3   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 4   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 5   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 6   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 7   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 8   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-708 9   624H ONVOY SPECTRUM, LLC 358   2024-04-24   
312-709 A CHCGILMF6MD  6529 T-MOBILE USA, INC. 358      
312-709 0 CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2013-07-11   
312-709 1 CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2013-07-11   
312-709 2 CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2013-07-11   
312-709 3 CHCGILMF6MD  6529 T-MOBILE USA, INC. 358   2013-07-11   

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

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