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Arlington, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
817-525 7 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-525 8 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-525 9 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-533 A   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 0 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 5 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-07-07   
817-533 6 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 7 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-533 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-10-09   
817-533 9   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-538 A DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 0 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552      
817-538 1 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 2 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 3 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 4 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 5 RCSNTXHVBMD  516C AT&T CORP. 552   2006-07-07   
817-538 6 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 7 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 8 DLLTTXID1MD  5562 METROPCS, INC. 552      
817-538 9 RCSNTXHVBMD  516C AT&T CORP. 552   2009-11-29   
817-542 A FTWOTXCRDS0  9533 SOUTHWESTERN BELL 552      
817-542 0 FTWOTXCRDS0  9533 SOUTHWESTERN BELL 552      
817-542 1 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-06-16   
817-542 2 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-08-08   
817-542 3 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-08-08   
817-542 4 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-08-08   
817-542 5 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-08-08   
817-542 6 DLLTTXID1MD  5562 METROPCS, INC. 552   2007-07-01   
817-542 7 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-08-08   
817-542 8 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-09-10   
817-542 9 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-10-22   
817-548 A FTWOTXCRDS1  9533 SOUTHWESTERN BELL 552      
817-549 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-549 0 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 1 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 2 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 3 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 4 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 5 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 6 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 7 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 8 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-549 9 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2004-07-26   
817-557 A FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 0 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 1 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 2 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 3 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 4 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 5 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 6 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 7 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2012-12-18   
817-557 8 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-557 9 FTWOTXARDS0  9533 SOUTHWESTERN BELL 552      
817-575 A DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 0 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 1 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 2 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 3 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 4 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 5 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 6 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 7 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2009-04-04   
817-575 8 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-575 9 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2009-04-04   
817-600 A DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
817-600 0 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-02-14   
817-600 1 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-02-20   
817-600 2 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-02-25   
817-600 3 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-04-14   
817-600 4 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-04-15   
817-600 5 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-09-25   
817-600 6 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-10-09   
817-600 7 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-10-19   
817-600 8 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2009-08-15   
817-600 9 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-01-25   
817-617 A DLLSTXALDS4  903C ONVOY, LLC - TX 552      
817-617 0 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-10-25   
817-617 1 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-10-25   
817-617 2   793K TWC IP ENABLED SERVICES, LLC 552   2012-01-25   
817-617 3   793K TWC IP ENABLED SERVICES, LLC 552   2012-02-07   
817-617 4 DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2013-08-15   
817-617 5 DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2011-11-19   
817-617 6 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-10-25   
817-617 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-10-22   
817-617 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-11-25   
817-617 9 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2012-03-02   
817-622 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-622 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-622 1   903C ONVOY, LLC - TX 552   2025-11-08   
817-622 2   903C ONVOY, LLC - TX 552   2025-11-08   
817-622 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2025-11-14   
817-622 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2025-11-14   
817-622 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2025-11-14   
817-622 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2025-11-14   

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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