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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-838 5 McKinney EMS TX DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2005-12-22   
972-838 6 McKinney EMS TX DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2005-09-16   
972-838 7 McKinney EMS TX DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2005-03-07   
972-838 8 McKinney EMS TX DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2005-01-14   
972-838 9 McKinney EMS TX MCKNTXTERS1  9533 SOUTHWESTERN BELL 552      
972-839 A Grand Prairie EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-840 A Plano TX GRLDTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-841 A Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
972-842 A Ferris EMS TX FRRSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-842 0 Ferris EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-02-22   
972-842 1 Ferris EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-02-22   
972-842 2 Ferris EMS TX FRRSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-842 3 Ferris EMS TX FRRSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-842 4 Ferris EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2018-11-22   
972-842 5 Ferris EMS TX FRRSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-842 6 Ferris EMS TX   792K CHARTER IP ENABLED SERVICES, LLC 552   2016-05-28   
972-842 7 Ferris EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-11-21   
972-842 8 Ferris EMS TX FRRSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-842 9 Ferris EMS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2019-04-05   
972-843 A Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 0 Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 1 Nevada EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-06-17   
972-843 2 Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 3 Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 4 Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 5 Nevada EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-08-26   
972-843 6 Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 7 Nevada EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-07-06   
972-843 8 Nevada EMS TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-843 9 Nevada EMS TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   
972-844 A Dallas TX   114J EXIANT COMMUNICATIONS LLC 552      
972-845 A Palmer EMS TX PLMRTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-845 0 Palmer EMS TX DLLSTX97DSU  951G INTEGRATED PATH COMMUNICATIONS, LLC - TX 552   2014-09-20   
972-845 1 Palmer EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-04-05   
972-845 2 Palmer EMS TX PLMRTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-845 3 Palmer EMS TX PLMRTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-845 4 Palmer EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-03-02   
972-845 5 Palmer EMS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2012-02-25   
972-845 6 Palmer EMS TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-15   
972-845 7 Palmer EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-03-08   
972-845 8 Palmer EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-03-02   
972-845 9 Palmer EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-04-11   
972-846 A Bristol EMS TX BRSTTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-846 0 Bristol EMS TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-18   
972-846 1 Bristol EMS TX   515J IP HORIZON LLC 552   2017-12-15   
972-846 2 Bristol EMS TX BRSTTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-846 3 Bristol EMS TX   145J TERRA NOVA TELECOM INC. 552   2025-10-05   
972-846 4 Bristol EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-06-09   
972-846 5 Bristol EMS TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-14   
972-846 6 Bristol EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-12-09   
972-846 7 Bristol EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-03-07   
972-846 8 Bristol EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-12-09   
972-846 9 Bristol EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-16   
972-847 A Dallas TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-848 A Wilmer TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
972-848 0 Wilmer TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-05-08   
972-848 1 Wilmer TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-02-28   
972-848 2 Wilmer TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-16   
972-848 3 Wilmer TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-19   
972-848 4 Wilmer TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-03-18   
972-848 5 Wilmer TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-24   
972-848 6 Wilmer TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-24   
972-848 7 Wilmer TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-11-11   
972-848 8 Wilmer TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-02-28   
972-848 9 Wilmer TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-03-18   
972-849 A Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
972-850 A Dallas TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-850 0 Dallas TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-850 1 Dallas TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-850 2 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
972-850 3 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
972-850 4 Dallas TX DLLSTXRIDS0  9533 SOUTHWESTERN BELL 552      
972-850 5 Dallas TX DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2011-07-22   
972-850 6 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-11-21   
972-850 7 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-10-12   
972-850 8 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-11-21   
972-850 9 Dallas TX RCSNTXHVBMD  516C AT&T CORP. 552   2011-03-21   
972-851 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 0 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 1 Dallas TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-19   
972-851 2 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 3 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 4 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 5 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 6 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 7 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 8 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-851 9 Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-852 A Dallas TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-853 A Nevada TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-853 0 Nevada TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-853 1 Nevada TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-12-30   
972-853 2 Nevada TX NEVDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-853 3 Nevada TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-12-13   
972-853 4 Nevada TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-12-09   
972-853 5 Nevada TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-09-30   
972-853 6 Nevada TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-12-09   
972-853 7 Nevada TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-01-29   
972-853 8 Nevada TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-09-22   
972-853 9 Nevada TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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