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Dallas, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-546 5 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-546 6 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-546 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-10-05   
972-546 9 DLLATX37YMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-556 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 0 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 1 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 2 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 3 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 4 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 5 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-17   
972-556 6 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 7 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 8 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-556 9 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-557 A DLLSTXRYDS0  9533 SOUTHWESTERN BELL 552      
972-559 A DLLSTXFLDS0  9533 SOUTHWESTERN BELL 552      
972-559 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-17   
972-559 1 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-11-06   
972-559 2 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-11-06   
972-559 3 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-11-06   
972-559 4 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-04-28   
972-559 5 DLLSTXFLDS0  9533 SOUTHWESTERN BELL 552      
972-559 6 DLLSTXFLDS0  9533 SOUTHWESTERN BELL 552      
972-559 7 DLLSTXFLDS0  9533 SOUTHWESTERN BELL 552      
972-559 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-10-05   
972-559 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-17   
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   

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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