Local Calling Guide

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Houston Suburban, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-752 0 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 1 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-12-09   
281-752 2 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 3 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 4 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 5 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 6 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2023-01-15   
281-752 7 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 8 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-752 9 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 A HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 0 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 1 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 2 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2009-02-11   
281-754 4 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 5 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 6 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 7 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 8 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-754 9 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 A HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 0 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-11-24   
281-759 1 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 2 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-12-17   
281-759 3 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 4 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-10-25   
281-759 5 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 6 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 7 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-759 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-01-05   
281-759 9 HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-760 A HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-760 0 HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-760 1 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2014-01-06   
281-760 2 HSTDTXBGBMD  5562 METROPCS, INC. 560   2006-04-15   
281-760 3 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-09-01   
281-760 4 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-09-01   
281-760 5 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-11-28   
281-760 6 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-09-27   
281-760 7 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-08-28   
281-760 8 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-08-28   
281-760 9 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-08-28   
281-776 A HSTNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-805 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-805 0 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-07-02   
281-805 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-07-02   
281-805 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-07-02   
281-805 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-07-02   
281-805 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-07-02   

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

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