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Oak Brook, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
630-623 9 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-645 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-684 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-706 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-706 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-13   
630-706 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-07-15   
630-706 2 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-706 3 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358   2000-07-09   
630-706 4 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358   2000-08-11   
630-706 5 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358   2000-09-12   
630-706 6 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2002-06-10   
630-706 7 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2001-11-01   
630-706 8 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2000-09-14   
630-706 9   224C ONVOY, LLC 358   2026-09-14   
630-722 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-928 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 0 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 1 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 2 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 3 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 4 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 5 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 6 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 7 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 8 OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      
630-954 9 CHCGIL24DS6  224C ONVOY, LLC 358   2009-08-13   
630-990 A OKBRILOADS0  9329 ILLINOIS BELL TEL CO 358      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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