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Porter, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-354 A PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 A PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 0 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 1 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 2 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 3   612K CSC VOICE, LLC 560   2014-02-28   
281-577 4   612K CSC VOICE, LLC 560   2014-02-28   
281-577 5 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-10-24   
281-577 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-10-24   
281-577 8 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-577 9 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-601 A HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-601 0 HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-601 1 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-09-11   
281-601 2 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2010-01-22   
281-601 3 HSTNTX08X3X  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-601 4 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-04-28   
281-601 5 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2009-07-24   
281-601 6   612K CSC VOICE, LLC 560   2007-05-11   
281-601 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2010-01-22   
281-601 8   612K CSC VOICE, LLC 560   2014-04-11   
281-601 9   515J IP HORIZON LLC 560   2016-04-01   
281-747 A PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-747 0 PTERTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-747 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2013-01-10   
281-747 2   612K CSC VOICE, LLC 560   2009-07-28   
281-747 3 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-08-01   
281-747 4 HSTGTX05AMD  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2012-01-21   
281-747 5 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-04-24   
281-747 6 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-31   
281-747 7 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-02-16   
281-747 8 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-07-10   
281-747 9 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-09-18   
346-261 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-261 0 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-11-04   
346-261 1 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2018-05-26   
346-261 2 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2018-07-27   
346-261 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-11   
346-261 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-11   
346-261 5 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-12-08   
346-261 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-09-01   
346-261 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-12-13   
346-261 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-12-13   
346-261 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-07-09   
346-423 A HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560      
346-423 0 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2020-04-23   
346-423 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-02-18   
346-423 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-08-23   
346-423 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-08-23   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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