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Dallas, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-560 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-566 A DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-572 A DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 0 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 1 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 2 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 3 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 4 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 5 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 7 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 8 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-572 9 DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-581 A DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 0 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 1 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 2 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 3 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 4 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 5 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 6 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 7 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 8 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2010-06-03   
972-581 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-584 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-584 0 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-05-01   
972-584 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-05-01   
972-584 2 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-584 3 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-584 4 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-584 5 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-584 6 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2012-01-30   
972-584 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-08-16   
972-584 8 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-584 9 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-06-17   
972-587 A DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-587 1 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 2 DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2011-03-31   
972-587 3 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 4 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 5 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-587 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-587 8 DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-588 A DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 0 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-05-22   
972-588 1 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 2 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 3 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 4 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-588 5 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 6 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 7 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 8 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-588 9 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-590 A DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 0 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 1 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 2 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 3 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 4 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 5 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-590 7 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-590 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-590 9 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-591 A DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-591 0 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-09-07   
972-591 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-09-07   
972-591 2 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-09-07   
972-591 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-09-07   
972-591 4 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-11-10   
972-591 5 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-11-10   
972-591 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-591 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-591 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-591 9 DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
972-598 A DLLSTXRIXIY  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552      
972-598 0 DLLSTXRIXIY  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552   2013-02-09   
972-598 1 DLLSTXRIXIY  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552   2013-04-01   
972-598 2 DLLTTXID1MD  5562 METROPCS, INC. 552   2013-03-06   
972-598 3 DLLTTXID1MD  5562 METROPCS, INC. 552   2013-03-06   
972-598 4 DLLTTXID1MD  5562 METROPCS, INC. 552   2013-03-06   
972-598 5 DLLTTXID1MD  5562 METROPCS, INC. 552   2013-03-06   
972-598 6 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552   2013-04-08   
972-598 7 DLLTTXID1MD  5562 METROPCS, INC. 552   2013-03-06   
972-598 8 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552   2013-04-26   
972-598 9 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-05-18   
972-613 A DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 0 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 1 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 2 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 4 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 5 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 6 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 7 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 8 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-613 9 DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-616 A DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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