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Dallas, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-432 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-11-07   
972-432 5 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-11-07   
972-432 6 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-11-07   
972-432 7 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-11-07   
972-432 8 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-432 9 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-437 A DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 0 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 1 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 2 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 3 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 4 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 5 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 6 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 7 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-437 8 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-11-07   
972-437 9 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-443 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-444 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-447 A DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 0 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 1 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 2 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 3 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 4 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 5 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 6 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 7 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-19   
972-447 8 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 9 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-448 A DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-450 A DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-454 A RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-454 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-03-07   
972-454 1 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-06-08   
972-454 2 RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-454 3 RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-454 4 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2018-04-07   
972-454 5 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-06-08   
972-454 6 RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-454 7 RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-454 8 RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-454 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-03-07   
972-455 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 0 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 1 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 2 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 3 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 4 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 5 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 6 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 7 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-455 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-02-22   
972-455 9 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-458 A DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 0 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 1 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 2 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 3 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 4 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 5 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 6 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 7 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-458 8 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-470 A DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 0 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 1 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 2 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 3 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 4 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 5 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 6 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-05-22   
972-470 7 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 8 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-470 9 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 A DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 0 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 1 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 2 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 3 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 4 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-07-11   
972-479 6 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 7 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 8 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-479 9 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-480 A DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-480 0 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-480 1 DLLTTXID1MD  5562 METROPCS, INC. 552   2007-07-22   
972-480 2 DLLTTXID1MD  5562 METROPCS, INC. 552   2007-07-22   
972-480 3 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-04-20   
972-480 4 DLLTTXID1MD  5562 METROPCS, INC. 552   2007-07-22   
972-480 5 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-480 6 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-04-20   
972-480 7 DLLTTXID1MD  5562 METROPCS, INC. 552   2007-07-22   
972-480 8 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-480 9 DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-481 A DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-481 0 DLLTTXID1MD  5562 METROPCS, INC. 552   2010-03-01   
972-481 1 DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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