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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
281-746 3 Cypress TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-07-02   
281-746 4 Cypress TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-10-03   
281-746 5 Cypress TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-06-15   
281-746 6 Cypress TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2014-10-17   
281-746 7 Cypress TX HSTNTX01X7X  516C AT&T CORP. 560   2006-06-30   
281-746 8 Cypress TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-06-15   
281-746 9 Cypress TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-747 A Porter TX PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-747 0 Porter TX PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-747 1 Porter TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2013-01-10   
281-747 2 Porter TX NCGDTXNCKMD  318C CEBRIDGE TELECOM TX , L.P. - TX 560   2009-07-28   
281-747 3 Porter TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-08-01   
281-747 4 Porter TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2012-01-21   
281-747 5 Porter TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-04-24   
281-747 6 Porter TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-31   
281-747 7 Porter TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-02-16   
281-747 8 Porter TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-07-10   
281-747 9 Porter TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-09-18   
281-748 A Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-749 A Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 0 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 1 Houston Suburban TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-24   
281-749 2 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 3 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 4 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 5 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2009-02-11   
281-749 6 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 7 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-12-17   
281-749 8 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-749 9 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-750 A Richmond-Rosenberg TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-750 0 Richmond-Rosenberg TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-750 1 Richmond-Rosenberg TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2003-12-09   
281-750 2 Richmond-Rosenberg TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2003-12-09   
281-750 3 Richmond-Rosenberg TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-750 4 Richmond-Rosenberg TX HSTOTXORDS1  2091 ETS TELEPHONE COMPANY, INC. 560   2006-06-05   
281-750 5 Richmond-Rosenberg TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-10-12   
281-750 6 Richmond-Rosenberg TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2003-12-09   
281-750 7 Richmond-Rosenberg TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-750 8 Richmond-Rosenberg TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2004-01-03   
281-750 9 Richmond-Rosenberg TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2008-02-15   
281-751 A Mont Belvieu TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-751 0 Mont Belvieu TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-751 1 Mont Belvieu TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-05-14   
281-751 2 Mont Belvieu TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2012-08-18   
281-751 3 Mont Belvieu TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2020-12-10   
281-751 4 Mont Belvieu TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2020-10-15   
281-751 5 Mont Belvieu TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2020-10-15   
281-751 6 Mont Belvieu TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-01-13   
281-751 7 Mont Belvieu TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-10-09   
281-751 8 Mont Belvieu TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-12-11   
281-751 9 Mont Belvieu TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-09-09   
281-752 A Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 0 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 1 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-12-09   
281-752 2 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 3 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 4 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 5 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 6 Houston Suburban TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2023-01-15   
281-752 7 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 8 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 9 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-753 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 0 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 1 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 2 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 3 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 4 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-753 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-05   
281-754 A Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 0 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 1 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 2 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 3 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2009-02-11   
281-754 4 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 5 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 6 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 7 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 8 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 9 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-755 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 0 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2005-06-18   
281-755 1 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 2 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 3 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 4 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-21   
281-755 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-05-14   
281-755 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-05-14   
281-756 A Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-756 0 Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-756 1 Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-756 2 Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      

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Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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