Local Calling Guide

Area code/prefix search

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Houston Suburban, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-219 A HSTNTXADRP0  9533 SOUTHWESTERN BELL 560      
281-219 0   9533 SOUTHWESTERN BELL 560      
281-219 1   9533 SOUTHWESTERN BELL 560      
281-219 2   9533 SOUTHWESTERN BELL 560      
281-219 3   9533 SOUTHWESTERN BELL 560      
281-219 4   9533 SOUTHWESTERN BELL 560      
281-219 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-02-16   
281-219 6   9533 SOUTHWESTERN BELL 560      
281-219 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-02-16   
281-219 8   004F BANDWIDTH.COM CLEC, LLC - TX 560   2012-11-11   
281-219 9   004F BANDWIDTH.COM CLEC, LLC - TX 560   2012-11-11   
281-227 A HSTNTXADRP0  9533 SOUTHWESTERN BELL 560      
281-249 A HSTNTXGIDS0  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 0   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 1   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 2   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 3   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 4   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-02-12   
281-249 6   7074 TIME WARNER COMMUNICATIONS OF HOUSTON, LP 560   2005-06-08   
281-249 7   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 8   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
281-249 9   004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-04-28   
281-258 A HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-258 0   6664 SPRINT SPECTRUM L.P. 560   2006-03-05   
281-258 1   6664 SPRINT SPECTRUM L.P. 560   2005-10-23   
281-258 2   9533 SOUTHWESTERN BELL 560      
281-258 3   6664 SPRINT SPECTRUM L.P. 560   2005-10-23   
281-258 4   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2013-09-12   
281-258 5   6701 AERIAL COMMUNICATIONS 560   2014-11-24   
281-258 6   6701 AERIAL COMMUNICATIONS 560   2014-11-24   
281-258 7   6664 SPRINT SPECTRUM L.P. 560   2005-10-23   
281-258 8   903C ONVOY, LLC - TX 560   2013-12-05   
281-258 9   6664 SPRINT SPECTRUM L.P. 560   2006-03-05   
281-260 A HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-272 A HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-272 0   9533 SOUTHWESTERN BELL 560      
281-272 1   9533 SOUTHWESTERN BELL 560      
281-272 2   9533 SOUTHWESTERN BELL 560      
281-272 3   6664 SPRINT SPECTRUM L.P. 560   2005-08-09   
281-272 4   9533 SOUTHWESTERN BELL 560      
281-272 5   9533 SOUTHWESTERN BELL 560      
281-272 6   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2017-02-02   
281-272 7   9533 SOUTHWESTERN BELL 560      
281-272 8   9533 SOUTHWESTERN BELL 560      
281-272 9   9533 SOUTHWESTERN BELL 560      
281-293 A HSTNTXBUDS0  9533 SOUTHWESTERN BELL 560      
281-310 A HSTNTX01DS2  7421 AT&T LOCAL 560      
281-310 0   004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-04-28   
281-310 1   004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-04-28   

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Last updated: Sun, 29 Sep 2019 14:17:11 UTC

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