Local Calling Guide

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NPA: 312 [Rate centres in NPA 312] [Dial plan for NPA 312]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
312-883 8 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-01-11   
312-883 9 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-01-11   
312-884 A Chicago Zone 01-Franklin IL CHCGILWUDS0  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
312-884 0 Chicago Zone 01-Franklin IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
312-884 1 Chicago Zone 01-Franklin IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   
312-884 2 Chicago Zone 01-Franklin IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2000-08-17   
312-884 3 Chicago Zone 01-Franklin IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2000-03-23   
312-884 4 Chicago Zone 01-Franklin IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2000-03-23   
312-884 5 Chicago Zone 01-Franklin IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
312-884 6 Chicago Zone 01-Franklin IL   9329 AMERITECH ILLINOIS 358   2000-11-17   
312-884 7 Chicago Zone 01-Franklin IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2000-06-05   
312-884 8 Chicago Zone 01-Franklin IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2001-01-18   
312-884 9 Chicago Zone 01-Franklin IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   
312-885 A Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358      
312-885 0 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 1 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 2 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 3 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 4 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 5 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 6 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 7 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 8 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-885 9 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-11-16   
312-886 A Chicago Zone 01-Wabash IL CHCGILWBDS0  9329 AMERITECH ILLINOIS 358      
312-887 A Chicago Zone 01-Canal IL CHCGILCLDS0  9329 AMERITECH ILLINOIS 358      
312-887 0 Chicago Zone 01-Canal IL   6664 SPRINT SPECTRUM L.P. 358   2011-02-24   
312-887 1 Chicago Zone 01-Canal IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2015-02-07   
312-887 2 Chicago Zone 01-Canal IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2015-02-07   
312-887 3 Chicago Zone 01-Canal IL   9329 AMERITECH ILLINOIS 358      
312-887 4 Chicago Zone 01-Canal IL   9329 AMERITECH ILLINOIS 358      
312-887 5 Chicago Zone 01-Canal IL   9329 AMERITECH ILLINOIS 358      
312-887 6 Chicago Zone 01-Canal IL   9329 AMERITECH ILLINOIS 358      
312-887 7 Chicago Zone 01-Canal IL   9329 AMERITECH ILLINOIS 358      
312-887 8 Chicago Zone 01-Canal IL   9329 AMERITECH ILLINOIS 358      
312-887 9 Chicago Zone 01-Canal IL   6664 SPRINT SPECTRUM L.P. 358   2011-02-24   
312-888 A Chicago Zone 01-Calumet IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
312-888 0 Chicago Zone 01-Calumet IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2012-03-31   
312-888 1 Chicago Zone 01-Calumet IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2012-03-31   
312-888 2 Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2012-03-19   
312-888 3 Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2012-03-19   
312-888 4 Chicago Zone 01-Calumet IL   5447 ACCESS ONE, INC. - IL 358   2013-12-19   
312-888 5 Chicago Zone 01-Calumet IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2012-03-31   
312-888 6 Chicago Zone 01-Calumet IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2012-03-31   
312-888 7 Chicago Zone 01-Calumet IL   224C ONVOY, LLC 358   2013-12-19   
312-888 8 Chicago Zone 01-Calumet IL   224C ONVOY, LLC 358   2013-12-19   
312-888 9 Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2012-08-31   
312-889 A Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
312-889 0 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-08-25   
312-889 1 Chicago Zone 01-Calumet IL   6529 T-MOBILE USA, INC. 358   2015-08-25   

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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