Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
312-604 7 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-604 8 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-604 9 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-619 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2012-10-29   
312-624 6 Chicago Zone 01-Canal IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2004-07-04   
312-624 7 Chicago Zone 01-Canal IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2004-07-04   
312-628 A Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-650 7 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2004-11-27   
312-650 8 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2004-11-27   
312-668 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2019-09-14   
312-702 A Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-702 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-02-14   
312-702 4 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-02-15   
312-736 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2018-08-17   
312-736 4 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2018-08-17   
312-763 4 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2014-06-27   
312-763 5 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2014-06-27   
312-779 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2019-07-13   
312-792 A Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-792 2 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2015-01-11   
312-792 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2015-01-11   
312-794 1 Chicago Zone 01-Canal IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-01-18   
312-794 6 Chicago Zone 01-Canal IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-01-18   
312-794 7 Chicago Zone 01-Canal IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-01-18   
312-794 8 Chicago Zone 01-Canal IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-01-18   
312-801 7 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-08-12   
312-809 A Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-809 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-12-09   
312-809 4 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2013-12-09   
312-821 0 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 1 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 2 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 3 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 4 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 5 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 6 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 7 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-821 8 Chicago Zone 01-Superior IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-824 A Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-824 2 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2016-08-04   
312-824 3 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2016-08-04   
312-824 4 Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2016-08-04   
312-863 3 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-03-07   
312-863 5 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-03-07   
312-863 6 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-03-07   
312-863 7 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-03-07   
312-863 8 Chicago Zone 01-Lakeshore IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-03-07   
312-871 A Chicago Zone 01-Calumet IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-894 A Chicago Zone 01-Monroe IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
312-894 0 Chicago Zone 01-Monroe IL 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      

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

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