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NPA: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-815 3 Langham Creek TX HSTNTX01X7X  516C AT&T CORP. 560   2006-06-30   
281-815 4 Langham Creek TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-07-25   
281-815 5 Langham Creek TX HSTNTX01X7X  516C AT&T CORP. 560   2009-11-13   
281-815 6 Langham Creek TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-05-19   
281-815 7 Langham Creek TX HSTNTX01X7X  516C AT&T CORP. 560   2010-04-30   
281-815 8 Langham Creek TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-25   
281-815 9 Langham Creek TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-816 A Friendswood TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 0 Friendswood TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 1 Friendswood TX   515J IP HORIZON LLC 560   2013-08-12   
281-816 2 Friendswood TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 3 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-01-11   
281-816 4 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2003-08-26   
281-816 5 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-08-13   
281-816 6 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-08-13   
281-816 7 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-10-28   
281-816 8 Friendswood TX HSTNTXGIDS0  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2006-03-23   
281-816 9 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-817 A Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-817 0 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-10-11   
281-817 1 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-817 2 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-817 3 Deer Park TX HSTNTX01DS2  7421 AT&T - LOCAL 560   2002-01-18   
281-817 4 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-817 5 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-07-09   
281-817 6 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-817 7 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-07-09   
281-817 8 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-10-11   
281-817 9 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-818 A Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-818 0 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-01-17   
281-818 1 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-31   
281-818 2 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-31   
281-818 3 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-01-10   
281-818 4 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-09-27   
281-818 5 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-09-23   
281-818 6 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-09-27   
281-818 7 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-01-01   
281-818 8 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-10-13   
281-818 9 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-08-23   
281-819 A Friendswood TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-819 0 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-11-18   
281-819 1 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2012-04-30   
281-819 2 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-05-14   
281-819 3 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-05-14   
281-819 4 Friendswood TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-819 5 Friendswood TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2012-06-18   
281-819 6 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-07-17   
281-819 7 Friendswood TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2011-06-17   
281-819 8 Friendswood TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-25   
281-819 9 Friendswood TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-820 A Houston Suburban TX HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-821 A Westfield TX HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-822 A Houston TX   903C ONVOY, LLC - TX 560      
281-823 A Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 0 Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 1 Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 2 Apollo TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2005-12-23   
281-823 3 Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 4 Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 5 Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 6 Apollo TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 7 Apollo TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-01-17   
281-823 8 Apollo TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-01-17   
281-823 9 Apollo TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-03-31   
281-824 A Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-824 0 Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-824 1 Alvin TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2007-01-17   
281-824 2 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-03-12   
281-824 3 Alvin TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-09-15   
281-824 4 Alvin TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2005-09-15   
281-824 5 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-12-12   
281-824 6 Alvin TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2010-04-27   
281-824 7 Alvin TX   903C ONVOY, LLC - TX 560   2009-11-27   
281-824 8 Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-824 9 Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-825 A Spring EMS TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-825 0 Spring EMS TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-825 1 Spring EMS TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-04-16   
281-825 2 Spring EMS TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-03-27   
281-825 3 Spring EMS TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-07-16   
281-825 4 Spring EMS TX   903C ONVOY, LLC - TX 560   2005-01-02   
281-825 5 Spring EMS TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-07-16   
281-825 6 Spring EMS TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-06-21   
281-825 7 Spring EMS TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-14   
281-825 8 Spring EMS TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-09-25   
281-825 9 Spring EMS TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-10-10   
281-826 A Tomball TX TBLLTXKLDS0  9533 SOUTHWESTERN BELL 560      
281-826 0 Tomball TX TBLLTXKLDS0  9533 SOUTHWESTERN BELL 560      
281-826 1 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-826 2 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-826 3 Tomball TX HSTNTX01X7X  516C AT&T CORP. 560   2009-09-29   
281-826 4 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-826 5 Tomball TX HSTATX750MD  829J PAETEC ITEL, LLC 560   2008-07-13   
281-826 6 Tomball TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-10-29   
281-826 7 Tomball TX TBLLTXKLDS0  9533 SOUTHWESTERN BELL 560   2008-07-19   
281-826 8 Tomball TX TBLLTXKLDS0  9533 SOUTHWESTERN BELL 560   2008-07-19   
281-826 9 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-15   
281-827 A Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-828 A Barker TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      

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Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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