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Denver, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
303-552 0   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-552 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2004-06-16   
303-552 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-552 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-552 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2005-12-12   
303-552 5   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-552 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2005-12-12   
303-552 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2005-02-18   
303-552 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2005-02-18   
303-552 9   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-553 A DNVRCOMAXTZ  6630 USA MOBILITY WIRELESS, INC. 656      
303-554 A TEMACOMADS0  9636 QWEST CORPORATION 656      
303-556 A DNVRCOMADS0  9636 QWEST CORPORATION 656      
303-557 A   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 0   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 4   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 5   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 6   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 7   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-557 8   6529 T-MOBILE USA, INC. 656   2005-08-12   
303-557 9   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 A   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 0   318J COMCAST IP PHONE, LLC 656   2009-09-11   
303-558 1   829J PAETEC ITEL, LLC 656   2009-01-10   
303-558 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 4   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 5   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 6   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 7   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 8   026D ONVOY, LLC - CO 656   2001-07-25   
303-558 9   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-559 A ENWDCOVF0MD  9748 AMERICAN MESSAGING SERVICES, LLC 656      
303-560 A DNVRCOMAXTZ  6630 USA MOBILITY WIRELESS, INC. 656      
303-561 A DNVRCONODS0  9636 QWEST CORPORATION 656      
303-562 A   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-562 0   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-562 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-562 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-562 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-562 4   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-10   
303-562 5   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-10   
303-562 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-17   
303-562 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-10   
303-562 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-07-18   
303-562 9   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 0   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 4   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 5   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 6   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 7   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 8   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-563 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-07-31   
303-564 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
303-565 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-565 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-11-05   
303-565 1   026D ONVOY, LLC - CO 656   2005-01-26   
303-565 2   026D ONVOY, LLC - CO 656   2005-01-26   
303-565 3   026D ONVOY, LLC - CO 656   2005-07-08   
303-565 4   026D ONVOY, LLC - CO 656   2005-04-25   
303-565 5   026D ONVOY, LLC - CO 656   2005-04-25   
303-565 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-11-09   
303-565 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-11-16   
303-565 8   026D ONVOY, LLC - CO 656   2005-07-08   
303-565 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-11-16   
303-566 A DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-566 8   829J PAETEC ITEL, LLC 656   2007-11-16   
303-566 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-567 A IDSPCOMADS0  9636 QWEST CORPORATION 656      
303-567 0   9636 QWEST CORPORATION 656      
303-567 1   9636 QWEST CORPORATION 656      
303-567 2   9636 QWEST CORPORATION 656      
303-567 3   9636 QWEST CORPORATION 656      
303-567 4   9636 QWEST CORPORATION 656      
303-567 5   9636 QWEST CORPORATION 656      
303-567 6   026D ONVOY, LLC - CO 656   2005-07-08   
303-567 7   026D ONVOY, LLC - CO 656   2005-07-08   
303-567 8   026D ONVOY, LLC - CO 656   2005-07-08   
303-567 9   9636 QWEST CORPORATION 656      
303-568 A AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
303-568 0   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
303-568 1   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
303-568 2   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
303-568 3   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
303-568 4   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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