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Irving EMS, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-256 9 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-261 A IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-261 0 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-261 1 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-261 2 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-261 3 DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2010-12-10   
972-261 4 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-09-27   
972-261 5 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-261 6 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-03-10   
972-261 7 DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2010-12-10   
972-261 8 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-03-10   
972-261 9 DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2010-12-10   
972-326 A DLLSTX97DSS  6630 SPOK, INC. 552      
972-399 A IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 0 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 1 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 2 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 3 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 4 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 5 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 6 DLLTTX01DMD  5562 METROPCS, INC. 552   2008-02-24   
972-399 7 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 8 IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   
972-413 A IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 0 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-04-05   
972-413 1 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 2 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 3 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 4 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 5 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-04-05   
972-413 6 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-04-05   
972-413 7 IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   
972-413 9 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-04-05   
972-445 A IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 0 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 1 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 2 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 3 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 4 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 5 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 6 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   
972-445 8 IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   
972-465 A IRNGTXXGDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-465 0 IRNGTXXBXZX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-04-05   
972-465 1 IRNGTXXGDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-465 2 IRNGTXXBPS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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