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El Segundo, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-662 9   9740 PACIFIC BELL 730      
310-726 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-744 A GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 0   624H ONVOY SPECTRUM, LLC 730   2022-04-12   
310-744 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-06-23   
310-744 2   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 3   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-06-23   
310-744 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-06-11   
310-744 6   649C ONVOY, LLC - CA 730   2008-08-16   
310-744 7   624H ONVOY SPECTRUM, LLC 730   2022-04-12   
310-744 8   829J PAETEC ITEL, LLC 730   2005-08-19   
310-744 9   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-760 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-760 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-760 1   6529 T-MOBILE USA, INC. 730   2002-12-10   
310-760 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2004-09-16   
310-760 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2004-09-16   
310-760 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-760 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-760 6   6529 T-MOBILE USA, INC. 730   2006-03-20   
310-760 7   829J PAETEC ITEL, LLC 730   2005-04-23   
310-760 8   829J PAETEC ITEL, LLC 730   2005-04-23   
310-760 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-765 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-765 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-08-16   
310-765 1   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-765 2   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-765 3   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-765 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2001-03-09   
310-765 5   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-765 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-08-31   
310-765 7   649C ONVOY, LLC - CA 730   2005-09-28   
310-765 8   9262 UTILITY TELECOM GROUP, LLC - CA 730   2006-07-06   
310-765 9   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-797 A LSANCA01XSY  6906 AMERICAN MESSAGING SERVICES, LLC 730      
310-906 A LSANCARCY5X  515J IP HORIZON LLC 730      
310-906 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-08-17   
310-906 1   515J IP HORIZON LLC 730      
310-906 2   515J IP HORIZON LLC 730      
310-906 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2009-09-11   
310-906 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-01-07   
310-906 5   6529 T-MOBILE USA, INC. 730   2007-01-25   
310-906 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-11-12   
310-906 7   6529 T-MOBILE USA, INC. 730   2007-01-25   
310-906 8   6529 T-MOBILE USA, INC. 730   2007-01-25   
310-906 9   6529 T-MOBILE USA, INC. 730   2007-01-25   
310-955 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-955 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-08-16   
310-955 1   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-955 2   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-955 3   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-955 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-06-22   
310-955 5   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-955 6   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-08-16   
310-955 7   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-09   
310-955 8   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-08-16   
310-955 9   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-964 A ELSGCA12DS0  9740 PACIFIC BELL 730      
424-217 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
424-217 0   6529 T-MOBILE USA, INC. 730   2007-04-19   
424-217 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-06-02   
424-217 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2008-01-02   
424-217 3   649C ONVOY, LLC - CA 730   2008-03-26   
424-217 4   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2010-05-17   
424-217 5   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-05-03   
424-217 6   829J PAETEC ITEL, LLC 730   2009-10-29   
424-217 7   649C ONVOY, LLC - CA 730   2008-06-01   
424-217 8   829J PAETEC ITEL, LLC 730   2008-06-30   
424-217 9   6529 T-MOBILE USA, INC. 730   2007-04-19   
424-218 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
424-218 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-05-03   
424-218 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-07-30   
424-218 2   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2007-11-18   
424-218 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-03-08   
424-218 4   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-03-08   
424-218 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2009-04-09   
424-218 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-01-13   
424-218 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-05-02   
424-218 8   829J PAETEC ITEL, LLC 730   2008-06-30   
424-218 9   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-09-19   
424-220 A LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-220 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-05-22   
424-220 1   649C ONVOY, LLC - CA 730   2008-07-20   
424-220 2   649C ONVOY, LLC - CA 730   2022-11-05   
424-220 3   829J PAETEC ITEL, LLC 730   2007-06-23   
424-220 4   649C ONVOY, LLC - CA 730   2008-08-21   
424-220 5   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2010-08-09   
424-220 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-05-10   
424-220 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2010-10-11   
424-220 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-01   
424-220 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2010-12-17   
424-225 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-225 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-05-12   
424-225 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
424-225 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
424-225 3   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-06-22   
424-225 4   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-06-22   
424-225 5   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2016-11-03   
424-225 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2008-12-21   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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