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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
281-900 3 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-900 4 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-900 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-900 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-900 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-900 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-900 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-10-26   
281-901 A Houston Suburban TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-901 0 Houston Suburban TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2007-11-07   
281-901 1 Houston Suburban TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-24   
281-901 2 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-02-12   
281-901 3 Houston Suburban TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-901 4 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-02-12   
281-901 5 Houston Suburban TX HSTWTXUFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 560   2010-03-01   
281-901 6 Houston Suburban TX HSTWTXUFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 560   2010-03-01   
281-901 7 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-02-12   
281-901 8 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-02-12   
281-901 9 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-02-12   
281-902 A Houston Suburban TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-902 0 Houston Suburban TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-902 1 Houston Suburban TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-902 2 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-03-15   
281-902 3 Houston Suburban TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-902 4 Houston Suburban TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-902 5 Houston Suburban TX HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-902 6 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-03-15   
281-902 7 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-03-08   
281-902 8 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-02-15   
281-902 9 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-01-10   
281-903 A Sugar Land TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 0 Sugar Land TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-04-18   
281-903 1 Sugar Land TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 2 Sugar Land TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 3 Sugar Land TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 4 Sugar Land TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-04-18   
281-903 5 Sugar Land TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2013-05-15   
281-903 6 Sugar Land TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-03-15   
281-903 7 Sugar Land TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-02-16   
281-903 8 Sugar Land TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 9 Sugar Land TX HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-904 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-904 0 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-06-15   
281-904 1 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-07-10   
281-904 2 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
281-904 3 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
281-904 4 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
281-904 5 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
281-904 6 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
281-904 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-04-15   
281-904 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-05-01   

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

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