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Switch: DNVTCO56DS8

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
720-496 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-496 0 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2009-09-04   
720-496 1 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2007-11-14   
720-496 4 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-501 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-10-21   
720-501 3 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-10-21   
720-501 4 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-10-21   
720-501 5 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-10-21   
720-501 6 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-10-21   
720-505 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-04-22   
720-506 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-506 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-01-18   
720-506 3 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-10-30   
720-506 4 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-506 5 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-06-30   
720-523 0 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-06-11   
720-536 0 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2008-08-01   
720-539 7 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-04-19   
720-545 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-545 0 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2009-07-27   
720-545 1 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2009-07-27   
720-545 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2009-07-27   
720-545 9 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2009-09-04   
720-548 1 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-548 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-548 3 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-548 4 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-548 5 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-548 6 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-549 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-549 9 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-12-10   
720-567 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-577 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-577 1 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-08-24   
720-577 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-08-24   
720-577 6 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-08-24   
720-583 8 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-12-16   
720-583 9 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-12-16   
720-595 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-595 2 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2016-07-01   
720-606 2 Fort Lupton CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-10-08   
720-606 4 Fort Lupton CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-12-22   
720-606 5 Fort Lupton CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-03-09   
720-606 6 Fort Lupton CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-01-31   
720-608 2 Georgetown CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-11-22   
720-608 4 Georgetown CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-06-05   
720-608 5 Georgetown CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-02-03   
720-616 A Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-616 6 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-10-20   
720-627 6 Denver CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-11-21   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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