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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
281-419 A Spring TX SPRNTXNODS0  9533 SOUTHWESTERN BELL 560      
281-420 A Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-421 A Baytown TX BYTWTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-422 A Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-423 A Bammel TX HSTNTXGPDS0  9533 SOUTHWESTERN BELL 560      
281-424 A Baytown TX BYTWTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 A Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 0 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 1 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 2 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 3 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 4 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 5 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2015-01-03   
281-425 6 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 7 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 8 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-425 9 Baytown TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2015-01-03   
281-426 A Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 0 Highlands TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2020-05-31   
281-426 1 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 2 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 3 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 4 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 5 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 6 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 7 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 8 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-426 9 Highlands TX HGLNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-427 A Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 A Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 0 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 1 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 2 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 3 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 4 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 5 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 6 Baytown TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2015-02-08   
281-428 7 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 8 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-428 9 Baytown TX BYTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-429 A Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 0 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 1 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 2 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 3 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 4 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 5 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 6 Porter Heights EMS TX   792K CHARTER IP ENABLED SERVICES, LLC 560   2016-07-08   
281-429 7 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 8 Porter Heights EMS TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2011-06-24   

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

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