Local Calling Guide

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NPA: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

NXX: 751

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
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   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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