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Plano, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
214-227 A PLANTXXKDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-227 0   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-227 1   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-227 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 3   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2003-02-23   
214-227 4   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2003-12-03   
214-227 5   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2003-12-03   
214-227 6   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 7   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 8   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 9   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-291 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 6   6529 T-MOBILE USA, INC. 552   2025-06-01   
214-291 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-291 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-299 A PLANTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-299 0   5562 METROPCS, INC. 552   2009-04-02   
214-299 1   5562 METROPCS, INC. 552   2007-01-29   
214-299 2   5562 METROPCS, INC. 552   2007-01-29   
214-299 3   5562 METROPCS, INC. 552   2007-01-29   
214-299 4   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-299 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2012-07-22   
214-299 6   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-299 7   829J PAETEC ITEL, LLC 552   2012-10-31   
214-299 8   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-07-18   
214-299 9   793K TWC IP ENABLED SERVICES, LLC 552   2008-07-04   
214-380 A IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
214-380 0   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-03-10   
214-380 1   903C ONVOY, LLC - TX 552   2011-02-25   
214-380 2   903C ONVOY, LLC - TX 552   2011-02-25   
214-380 3   903C ONVOY, LLC - TX 552   2011-02-25   
214-380 4   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-03-18   
214-380 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-03-11   
214-380 6   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2011-02-28   
214-380 7   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2011-02-28   
214-380 8   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2011-02-28   
214-380 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-03-11   
214-419 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-427 A PLANTXXDDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-427 0   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-427 1   004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-24   
214-427 2   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2004-06-30   
214-427 3   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2004-06-30   
214-427 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-427 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-427 6   903C ONVOY, LLC - TX 552   2021-08-13   
214-427 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-09-13   
214-427 8   903C ONVOY, LLC - TX 552   2009-02-04   
214-427 9   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
214-440 A DLLTTXID1MD  5562 METROPCS, INC. 552      
214-440 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-09-13   
214-440 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-440 2   793K TWC IP ENABLED SERVICES, LLC 552   2007-02-23   
214-440 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-440 4   145J TERRA NOVA TELECOM INC. 552   2021-05-16   
214-440 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552   2005-08-29   
214-440 6   5562 METROPCS, INC. 552   2005-12-15   
214-440 7   5562 METROPCS, INC. 552   2005-12-15   
214-440 8   5562 METROPCS, INC. 552   2005-12-15   
214-440 9   5562 METROPCS, INC. 552   2005-12-15   
214-473 A ALLNTXSADS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 0   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 1   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 2   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 3   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-01-05   
214-473 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-01-05   
214-473 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-01-26   
214-473 7   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 8   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-473 9   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-474 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-501 A   793K TWC IP ENABLED SERVICES, LLC 552      
214-501 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2010-05-01   
214-501 1   903C ONVOY, LLC - TX 552   2008-02-20   
214-501 2   793K TWC IP ENABLED SERVICES, LLC 552   2007-08-07   
214-501 3   793K TWC IP ENABLED SERVICES, LLC 552   2007-08-07   
214-501 4   793K TWC IP ENABLED SERVICES, LLC 552   2007-08-07   
214-501 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-06-16   
214-501 6   903C ONVOY, LLC - TX 552   2008-04-25   
214-501 7   903C ONVOY, LLC - TX 552   2008-05-27   
214-501 8   903C ONVOY, LLC - TX 552   2008-05-27   
214-501 9   903C ONVOY, LLC - TX 552   2009-07-23   
214-556 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-556 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
214-556 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-09-02   
214-556 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-01-24   
214-556 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-02   
214-556 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-02   
214-556 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-02   
214-556 6   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-01-05   
214-556 7   5562 METROPCS, INC. 552   2006-05-17   
214-556 8   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-07-06   

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

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