Local Calling Guide

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

NXX: 884

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
312-884 A Chicago Zone 01-Franklin IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
312-884 0 Chicago Zone 01-Franklin IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
312-884 1 Chicago Zone 01-Franklin IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   
312-884 2 Chicago Zone 01-Franklin IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2000-08-17   
312-884 3 Chicago Zone 01-Franklin IL CHCGILAEDS3  5917 FIRST COMMUNICATIONS, LLC 358   2000-03-23   
312-884 4 Chicago Zone 01-Franklin IL CHCGILAEDS3  5917 FIRST COMMUNICATIONS, LLC 358   2000-03-23   
312-884 5 Chicago Zone 01-Franklin IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
312-884 6 Chicago Zone 01-Franklin IL CHCGILFRDS4  9329 ILLINOIS BELL TEL CO 358   2000-11-17   
312-884 7 Chicago Zone 01-Franklin IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2000-06-05   
312-884 8 Chicago Zone 01-Franklin IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2001-01-18   
312-884 9 Chicago Zone 01-Franklin IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   

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

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