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Cypress EMS, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-213 A CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-213 0 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-05-13   
281-213 1 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-213 2 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-02-28   
281-213 3 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-213 4 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2008-02-14   
281-213 5 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-06-25   
281-213 6 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-213 7 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-10-08   
281-213 8 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-213 9 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-246 A HSTOTXORDS1  2091 ETS TELEPHONE COMPANY, INC. 560      
281-304 A CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 0 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 1 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 2 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-05-29   
281-304 3 HSTNTX279MD  7399 WESTEL, INC. - TX 560   2009-07-12   
281-304 4 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 5 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 6 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 7 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 8 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-304 9 CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
281-373 A CYPRTXCYDS1  9533 SOUTHWESTERN BELL 560      
832-334 A HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
832-334 0 HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
832-334 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-07-22   
832-334 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-02-24   
832-334 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-10-12   
832-334 4   903C ONVOY, LLC - TX 560   2004-09-13   
832-334 5 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2011-09-26   
832-334 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-06-11   
832-334 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-09-17   
832-334 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-10-06   
832-334 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2003-07-20   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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