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McKinney, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-837 2 MCKNTXTERS1  9533 SOUTHWESTERN BELL 552      
972-837 3 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-01-29   
972-837 4 MCKNTXTERS1  9533 SOUTHWESTERN BELL 552      
972-837 5 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-04-16   
972-837 6 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-04-13   
972-837 7 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-08-11   
972-837 8 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-10-16   
972-837 9 DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2008-12-12   
972-886 A DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 0 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 1 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 2 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 3 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 4 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2007-12-15   
972-886 6 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 7 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-886 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-07-20   
972-886 9 DLLSTXRIXSZ  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-958 A XXXXXXXXXXX  MULT 552      
972-984 A DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-984 0 CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-10-26   
972-984 1 MCKNTXLIDS0  9533 SOUTHWESTERN BELL 552   2002-12-19   
972-984 2 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-09-13   
972-984 3 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-984 4 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-984 5 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-984 6   145J TERRA NOVA TELECOM INC. 552   2024-12-03   
972-984 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-08-02   
972-984 8 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2006-10-02   
972-984 9 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2006-10-02   

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

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