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Dallas, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
214-580 6   5562 METROPCS, INC. 552   2008-09-04   
214-580 7   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
214-580 8   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
214-580 9   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
214-583 A DLLSTXMEDS0  9533 SOUTHWESTERN BELL 552      
214-583 0   9533 SOUTHWESTERN BELL 552      
214-583 1   9533 SOUTHWESTERN BELL 552      
214-583 2   9533 SOUTHWESTERN BELL 552      
214-583 3   9533 SOUTHWESTERN BELL 552      
214-583 4   9533 SOUTHWESTERN BELL 552      
214-583 5   9533 SOUTHWESTERN BELL 552      
214-583 6   9533 SOUTHWESTERN BELL 552      
214-583 7   5562 METROPCS, INC. 552   2007-01-29   
214-583 8   9533 SOUTHWESTERN BELL 552      
214-583 9   9533 SOUTHWESTERN BELL 552      
214-584 A DLLSTXTADS0  9533 SOUTHWESTERN BELL 552      
214-584 0   5562 METROPCS, INC. 552   2016-12-04   
214-584 1   9533 SOUTHWESTERN BELL 552      
214-584 2   9533 SOUTHWESTERN BELL 552      
214-584 3   624H ONVOY SPECTRUM, LLC 552   2022-01-14   
214-584 4   5562 METROPCS, INC. 552   2008-09-04   
214-584 5   9533 SOUTHWESTERN BELL 552      
214-584 6   903C ONVOY, LLC - TX 552   2013-08-15   
214-584 7   5562 METROPCS, INC. 552   2007-05-27   
214-584 8   5562 METROPCS, INC. 552   2007-07-30   
214-584 9   5562 METROPCS, INC. 552   2019-02-21   
214-586 A DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-586 0   004F BANDWIDTH.COM CLEC, LLC - TX 552   2006-09-14   
214-586 1   5562 METROPCS, INC. 552   2007-01-29   
214-586 2   5562 METROPCS, INC. 552   2007-01-29   
214-586 3   5562 METROPCS, INC. 552   2007-01-29   
214-586 4   5562 METROPCS, INC. 552   2007-01-29   
214-586 5   5562 METROPCS, INC. 552   2007-01-29   
214-586 6   5562 METROPCS, INC. 552   2007-01-29   
214-586 7   5562 METROPCS, INC. 552   2007-01-29   
214-586 8   5562 METROPCS, INC. 552   2007-01-29   
214-586 9   5562 METROPCS, INC. 552   2007-01-29   
214-589 A DLLSTXMEDS0  9533 SOUTHWESTERN BELL 552      
214-590 A DLLSTXLADS0  9533 SOUTHWESTERN BELL 552      
214-593 A DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
214-599 A DLLSTXLADS0  9533 SOUTHWESTERN BELL 552      
214-613 A DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-613 0   903C ONVOY, LLC - TX 552   2009-05-12   
214-613 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-01-09   
214-613 2   793K TWC IP ENABLED SERVICES, LLC 552   2009-03-31   
214-613 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2009-12-17   
214-613 4   829J PAETEC ITEL, LLC 552   2009-12-14   
214-613 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2009-12-17   
214-613 6   516C AT&T CORP. 552   2009-05-01   
214-613 7   903C ONVOY, LLC - TX 552   2009-02-13   

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

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