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
312-539 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2016-03-11   
312-539 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2016-03-11   
312-545 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-09-07   
312-545 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-09-07   
312-545 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-545 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
312-548 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-548 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 1 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 4 OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2007-10-20   
312-548 5 OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2007-10-20   
312-548 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 7 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-548 9 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-20   
312-549 A CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
312-549 0 ELGNILOTGT5  5562 METROPCS, INC. 358   2015-12-19   
312-549 1 ELGNILOTGT5  5562 METROPCS, INC. 358   2015-12-19   
312-549 2 ELGNILOTGT5  5562 METROPCS, INC. 358   2015-12-19   
312-549 3 CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2015-11-23   
312-549 4 CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2015-11-23   
312-549 5 CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2015-11-23   
312-549 6 CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2015-11-23   
312-549 7 CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2015-11-23   
312-549 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-12-31   
312-549 9 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-12-31   
312-561 A RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
312-561 0 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2012-08-17   
312-561 1 ELGNILOTGT5  5562 METROPCS, INC. 358   2013-05-02   
312-561 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2014-01-21   
312-561 3 CHCGIL24DS6  224C ONVOY, LLC 358   2013-05-02   
312-561 4 CHCGIL24DS6  224C ONVOY, LLC 358   2013-05-02   
312-561 5 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2013-05-11   
312-561 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-02-06   
312-561 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2012-08-30   
312-561 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2012-08-30   
312-561 9 CHCGIL24DS6  224C ONVOY, LLC 358   2012-09-11   
312-562 A LBRDILGOAMD  6630 USA MOBILITY WIRELESS, INC. 358      
312-564 A CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
312-564 0 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-01-04   
312-564 1 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-01-04   
312-564 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-01-04   
312-564 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-01-04   
312-564 4 CHCGIL24DS6  224C ONVOY, LLC 358   2007-07-03   
312-564 5 CHCGIL24DS6  224C ONVOY, LLC 358   2007-07-19   
312-564 6 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-01-04   
312-564 7 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2007-11-16   
312-564 8 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2007-11-16   
312-564 9 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-01-04   
312-567 A CHCGILCADS0  9329 ILLINOIS BELL TEL CO 358      
312-570 A CHCGILCADS0  9329 ILLINOIS BELL TEL CO 358      
312-579 A RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
312-579 0 CHCGILWUJMD  073H TELNYX LLC 358   2017-09-09   
312-579 1 OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2017-11-06   
312-579 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2017-09-09   
312-579 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2017-09-09   
312-579 4 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2017-10-27   
312-579 5 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-09-08   
312-579 6 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-09-08   
312-579 7 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-09-08   
312-579 8 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-09-08   
312-579 9 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-09-08   
312-581 A BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
312-581 0 ELGNILOTGT5  5562 METROPCS, INC. 358   2017-10-12   
312-581 1 ELGNILOTGT5  5562 METROPCS, INC. 358   2017-10-12   
312-581 2 ELGNILOTGT5  5562 METROPCS, INC. 358   2017-10-12   
312-581 3 ELGNILOTGT5  5562 METROPCS, INC. 358   2017-10-12   
312-581 4 ELGNILOTGT5  5562 METROPCS, INC. 358   2017-10-12   
312-581 5 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-09-21   
312-581 6 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-09-21   
312-581 7 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-09-21   
312-581 8 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-09-21   
312-581 9 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-09-21   
312-584 A CHCGIL24KMD  597F VOIP INNOVATIONS, LLC 358      
312-584 0 CHCGIL24KMD  597F VOIP INNOVATIONS, LLC 358   2018-09-28   
312-584 1 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 2 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 3 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 4 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 5 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 6 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 7 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 8 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-584 9 CHCGIL24DS6  224C ONVOY, LLC 358   2019-02-18   
312-585 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-585 0 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2013-08-07   
312-585 1 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2013-06-14   
312-585 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-06-23   
312-585 3 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-06-07   
312-585 4 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-06-07   
312-585 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2013-06-23   

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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