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Crystal Lake, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
815-219 1 ELGNILOTGT5  5562 METROPCS, INC. 358   2006-07-28   
815-219 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-07-28   
815-219 3 ELGNILOTGT5  5562 METROPCS, INC. 358   2006-07-28   
815-219 4 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-05-09   
815-219 5 ELGNILOTGT5  5562 METROPCS, INC. 358   2006-07-28   
815-219 6 ELGNILOTGT5  5562 METROPCS, INC. 358   2007-12-27   
815-219 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
815-219 8 ELGNILOTGT5  5562 METROPCS, INC. 358   2007-07-16   
815-219 9 ELGNILOTGT5  5562 METROPCS, INC. 358   2007-07-16   
815-261 A EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
815-261 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-09-05   
815-261 1 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-09-05   
815-261 2 ELGNILOTGT5  5562 METROPCS, INC. 358   2010-12-15   
815-261 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2003-08-12   
815-261 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2003-01-07   
815-261 5 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2004-01-20   
815-261 6 ELGNILOTGT5  5562 METROPCS, INC. 358   2004-02-10   
815-261 7 ELGNILOTGT5  5562 METROPCS, INC. 358   2004-12-27   
815-261 8 ELGNILOTGT5  5562 METROPCS, INC. 358   2008-08-29   
815-261 9 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
815-276 A CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
815-276 0 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
815-276 1 ELGNILOTGT5  5562 METROPCS, INC. 358   2006-09-10   
815-276 2 ELGNILOTGT5  5562 METROPCS, INC. 358   2004-06-05   
815-276 3 ELGNILOTGT5  5562 METROPCS, INC. 358   2003-05-11   
815-276 4 ELGNILOTGT5  5562 METROPCS, INC. 358   2003-08-16   
815-276 5 ELGNILOTGT5  5562 METROPCS, INC. 358   2003-08-16   
815-276 6 ELGNILOTGT5  5562 METROPCS, INC. 358   2003-08-16   
815-276 7 ELGNILOTGT5  5562 METROPCS, INC. 358   2003-03-02   
815-276 8 ELGNILOTGT5  5562 METROPCS, INC. 358   2003-08-16   
815-276 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-06-15   
815-301 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-301 0 CHCGIL24DS6  224C ONVOY, LLC 358   2023-09-11   
815-301 1 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-301 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-301 3 CHCGIL24DS6  224C ONVOY, LLC 358      
815-301 4 CHCGIL24DS6  224C ONVOY, LLC 358   2004-09-20   
815-301 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-301 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-301 7 ELGNILOTGT5  5562 METROPCS, INC. 358   2004-10-18   
815-301 8 CHCGIL24DS6  224C ONVOY, LLC 358      
815-301 9 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-356 A CRLKILCKDS0  9329 ILLINOIS BELL TEL CO 358      
815-404 A ELGNILOTGT5  5562 METROPCS, INC. 358      
815-404 0 ELGNILOTGT5  5562 METROPCS, INC. 358   2005-03-19   
815-404 1 ELGNILOTGT5  5562 METROPCS, INC. 358      
815-404 2 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2004-08-26   
815-404 3 ELGNILOTGT5  5562 METROPCS, INC. 358      
815-404 4 ELGNILOTGT5  5562 METROPCS, INC. 358   2004-11-05   
815-404 5 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2005-02-26   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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