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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
281-508 9 Dickinson TX HSTNTXJAX6Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-04-06   
281-509 A Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-509 0 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-12-10   
281-509 1 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-12-10   
281-509 2 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-12-10   
281-509 3 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-12-10   
281-509 4 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-12-10   
281-509 5 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-12-10   
281-509 6 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-509 7 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2006-06-17   
281-509 8 Houston Suburban TX HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-509 9 Houston Suburban TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2007-12-05   
281-510 A Houston TX SGLDTXAQ0MD  6630 USA MOBILITY WIRELESS, INC. 560      
281-512 A Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-512 0 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 1 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 2 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 3 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 4 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 5 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 6 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 7 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 8 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2012-11-16   
281-512 9 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-11-16   
281-513 A Houston TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
281-514 A Bammel TX HSTNTXGPDS0  9533 SOUTHWESTERN BELL 560      
281-515 A Baytown TX HSTNTXJAX6Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
281-515 0 Baytown TX HSTNTXJAX6Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-07-06   
281-515 1 Baytown TX HSTNTXJAX6Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-07-06   
281-515 2 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-09   
281-515 3 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2006-12-11   
281-515 4 Baytown TX HSTNTXJAX6Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-03-29   
281-515 5 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-02-04   
281-515 6 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-26   
281-515 7 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-07   
281-515 8 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-01-01   
281-515 9 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-10-07   
281-516 A Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 0 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 1 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 2 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 3 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 4 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 5 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-09-03   
281-516 6 Tomball TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2003-11-09   
281-516 7 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 8 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-15   
281-516 9 Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-517 A Satsuma TX HSTNTXSADS0  9533 SOUTHWESTERN BELL 560      
281-518 A Bammel TX HSTNTXGPDS0  9533 SOUTHWESTERN BELL 560      
281-519 A Manvel TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2025-04-07   
281-519 0 Manvel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-02-24   
281-519 1 Manvel TX   145J TERRA NOVA TELECOM INC. 560   2025-04-09   
281-519 2 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-09-30   
281-519 3 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-09-30   
281-519 4 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-10   
281-519 5 Manvel TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-519 6 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-09-30   
281-519 7 Manvel TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2011-09-01   
281-519 8 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-01   
281-519 9 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-10   
281-520 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-520 0 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-05-19   
281-520 1 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-05-19   
281-520 2 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-05-19   
281-520 3 Houston TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-07-22   
281-520 4 Houston TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-07-22   
281-520 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-30   
281-520 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-30   
281-520 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-30   
281-520 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-30   
281-520 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-08-30   
281-521 A Kemah TX KEMHTXXAH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-522 A Kemah TX KEMHTXXAH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-522 0 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2021-05-22   
281-522 1 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-07-17   
281-522 2 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2020-07-08   
281-522 3 Kemah TX KEMHTXXAH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-522 4 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2020-07-08   
281-522 5 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2020-07-08   
281-522 6 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2020-07-08   
281-522 7 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2020-07-08   
281-522 8 Kemah TX DCSNTXXAPMD  624H ONVOY SPECTRUM, LLC 560   2021-05-22   
281-522 9 Kemah TX KEMHTXXAH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-523 A Kemah TX KEMHTXXBH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-524 A Kemah TX KEMHTXXBH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-524 0 Kemah TX   515J IP HORIZON LLC 560   2016-03-28   
281-524 1 Kemah TX   515J IP HORIZON LLC 560   2017-07-14   
281-524 2 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-11-14   
281-524 3 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-11-14   
281-524 4 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-11-14   
281-524 5 Kemah TX KEMHTXXBH01  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-524 6 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-01-17   
281-524 7 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-01-17   
281-524 8 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-01-17   
281-524 9 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-01-17   
281-525 A League City TX LGCYTXXAH02  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-525 0 League City TX   515J IP HORIZON LLC 560   2016-01-04   
281-525 1 League City TX LGCYTXXAH02  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-525 2 League City TX LGCYTXXAH02  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      

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Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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