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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
281-906 3 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-05-02   
281-906 4 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-05-02   
281-906 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-05-02   
281-906 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-04-03   
281-906 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-04-03   
281-906 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-04-03   
281-906 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-04-03   
281-907 A Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-907 0 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-907 1 Spring TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2014-02-09   
281-907 2 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2006-09-21   
281-907 3 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2006-09-21   
281-907 4 Spring TX HSTATX750MD  829J PAETEC ITEL, LLC 560   2004-08-13   
281-907 5 Spring TX HSTNTXPB6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 560   2007-07-21   
281-907 6 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560   2006-10-12   
281-907 7 Spring TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560   2007-09-16   
281-907 8 Spring TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-01-30   
281-907 9 Spring TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-01-31   
281-908 A Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
281-908 0 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 1 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 2 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 3 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 4 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 5 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 6 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 7 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 8 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-908 9 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-29   
281-909 A Seabrook TX HSTNTXSERS1  9533 SOUTHWESTERN BELL 560      
281-909 0 Seabrook TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-01-05   
281-909 1 Seabrook TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-01-05   
281-909 2 Seabrook TX HSTNTXSERS1  9533 SOUTHWESTERN BELL 560      
281-909 3 Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-04-23   
281-909 4 Seabrook TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-07-23   
281-909 5 Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-04-23   
281-909 6 Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-04-07   
281-909 7 Seabrook TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-909 8 Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-01   
281-909 9 Seabrook TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-04-07   
281-910 A Dickinson TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-912 A Houston Suburban TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-912 0 Houston Suburban TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-912 1 Houston Suburban TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-912 2 Houston Suburban TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-912 3 Houston Suburban TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-02-24   
281-912 4 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-01-20   
281-912 5 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-02-14   
281-912 6 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2010-07-10   
281-912 7 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-08-15   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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