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Chicago Zone 01-Wabash, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
312-554 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   
312-554 6 DWGVILMCPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2011-01-05   
312-554 7 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358      
312-554 8 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358      
312-554 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2011-01-05   
312-560 A BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
312-566 A CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-566 0 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-566 1 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-27   
312-566 2 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-566 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-04-13   
312-566 4 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2014-05-10   
312-566 5 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-566 6 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-27   
312-566 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   
312-566 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-04   
312-566 9 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-571 A LBRDILGOAMD  6630 SPOK, INC. 358      
312-576 A BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
312-577 A EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
312-582 A CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358      
312-582 0 ELGNILOTGT5  5562 METROPCS, INC. 358   2011-01-05   
312-582 1 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2009-03-03   
312-582 2 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2010-07-15   
312-582 3 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358   2002-06-15   
312-582 4 DWGVILMCPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2011-01-05   
312-582 5 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358   2002-06-15   
312-582 6 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358   2002-06-15   
312-582 7 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358   2002-06-15   
312-582 8 CHCGILWBDS0  9329 ILLINOIS BELL TEL CO 358   2002-06-15   
312-582 9   732J NUSO, LLC 358   2025-05-11   
312-583 A CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 0 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 1 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 2 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 3 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 4 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 5 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 6 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-01-16   
312-583 8 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-583 9 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 A CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 0 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 1 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 2 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 3 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2007-05-09   
312-588 4 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 5 CHCGILWBDS2  9329 ILLINOIS BELL TEL CO 358      
312-588 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-09-25   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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