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
312-761 1 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-761 2 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-761 3 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-761 4 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-761 5 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-761 6 Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2018-11-29   
312-761 7 Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2018-12-14   
312-761 8 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-761 9 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2018-12-20   
312-762 A Chicago Zone 01-Franklin IL CHCGILFRDS4  9329 AMERITECH ILLINOIS 358      
312-763 A Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358      
312-763 0 Chicago Zone 01-Calumet IL   5562 METRO PCS, INC. 358   2014-07-21   
312-763 1 Chicago Zone 01-Calumet IL   5562 METRO PCS, INC. 358   2014-07-21   
312-763 2 Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2014-06-26   
312-763 3 Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2014-06-26   
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   
312-763 6 Chicago Zone 01-Calumet IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2014-06-27   
312-763 7 Chicago Zone 01-Calumet IL   138G LEVEL 3 TELECOM OF ILLINOIS, LLC - IL 358   2014-06-27   
312-763 8 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-08-30   
312-763 9 Chicago Zone 01-Calumet IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-08-30   
312-764 A Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
312-764 0 Chicago Zone 01-Calumet IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-12-16   
312-764 1 Chicago Zone 01-Calumet IL   224C ONVOY, LLC 358   2016-12-11   
312-764 2 Chicago Zone 01-Calumet IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-12-16   
312-764 3 Chicago Zone 01-Calumet IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-12-16   
312-764 4 Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2016-12-05   
312-764 5 Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2016-12-05   
312-764 6 Chicago Zone 01-Calumet IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2016-12-05   
312-764 7 Chicago Zone 01-Calumet IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-12-16   
312-764 8 Chicago Zone 01-Calumet IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-12-16   
312-764 9 Chicago Zone 01-Calumet IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-12-16   
312-765 A Chicago Zone 01-Wabash IL CHCGILWBDS2  9329 AMERITECH ILLINOIS 358      
312-765 0 Chicago Zone 01-Wabash IL   9329 AMERITECH ILLINOIS 358      
312-765 1 Chicago Zone 01-Wabash IL   9329 AMERITECH ILLINOIS 358      
312-765 2 Chicago Zone 01-Wabash IL   9329 AMERITECH ILLINOIS 358      
312-765 3 Chicago Zone 01-Wabash IL   6664 SPRINT SPECTRUM L.P. 358   2011-02-24   
312-765 4 Chicago Zone 01-Wabash IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2009-01-01   
312-765 5 Chicago Zone 01-Wabash IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2009-01-01   
312-765 6 Chicago Zone 01-Wabash IL   9329 AMERITECH ILLINOIS 358      
312-765 7 Chicago Zone 01-Wabash IL   224C ONVOY, LLC 358   2011-02-18   
312-765 8 Chicago Zone 01-Wabash IL   9329 AMERITECH ILLINOIS 358      
312-765 9 Chicago Zone 01-Wabash IL   6664 SPRINT SPECTRUM L.P. 358   2011-02-24   
312-766 A Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
312-766 0 Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-08   
312-766 1 Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-08   
312-766 2 Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-08   
312-766 3 Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-08   
312-766 4 Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-08   
312-766 5 Chicago Zone 01-Calumet IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-08   

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

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