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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
281-712 8 Katy TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2007-10-25   
281-712 9 Katy TX HSTOTXORDS1  2091 ETS TELEPHONE COMPANY, INC. 560   2012-02-06   
281-713 A Humble TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
281-713 0 Humble TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-10-27   
281-713 1 Humble TX   612K CSC VOICE, LLC 560   2014-06-30   
281-713 2 Humble TX   612K CSC VOICE, LLC 560   2007-12-20   
281-713 3 Humble TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-03-10   
281-713 4 Humble TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-05-12   
281-713 5 Humble TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-08-28   
281-713 6 Humble TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2009-04-27   
281-713 7 Humble TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-05-22   
281-713 8 Humble TX   612K CSC VOICE, LLC 560   2008-08-15   
281-713 9 Humble TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2010-02-27   
281-714 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-714 0 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-16   
281-714 1 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-25   
281-714 2 Houston TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2007-09-26   
281-714 3 Houston TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2007-09-26   
281-714 4 Houston TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2007-09-26   
281-714 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-08-31   
281-714 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-06   
281-714 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-12   
281-714 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-18   
281-714 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-24   
281-715 A Deer Park TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-715 0 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-715 1 Deer Park TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-715 2 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2009-04-03   
281-715 3 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2009-04-03   
281-715 4 Deer Park TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2005-05-27   
281-715 5 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2005-05-27   
281-715 6 Deer Park TX   145J TERRA NOVA TELECOM INC. 560   2024-11-14   
281-715 7 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-24   
281-715 8 Deer Park TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-715 9 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-10-11   
281-716 A Bammel TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-716 0 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-08-08   
281-716 1 Bammel TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-716 2 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-08-08   
281-716 3 Bammel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2009-02-11   
281-716 4 Bammel TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-716 5 Bammel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-716 6 Bammel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2010-07-10   
281-716 7 Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-08-08   
281-716 8 Bammel TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-716 9 Bammel TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-717 A Barker TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-717 0 Barker TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2013-12-31   
281-717 1 Barker TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-717 2 Barker TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      

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

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