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Salt Lake City, UT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
385-520 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-12-03   
385-520 9   478J NUSO, LLC 660   2024-01-20   
385-522 A SLKCUTMAX9Y  508J CENTURYLINK COMMUNICATIONS, LLC 660      
385-522 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-03-30   
385-522 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-03-30   
385-522 2   318J COMCAST IP PHONE, LLC 660   2018-02-10   
385-522 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-04-30   
385-522 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-04-30   
385-522 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-05-30   
385-522 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-05-30   
385-522 7   508J CENTURYLINK COMMUNICATIONS, LLC 660   2018-02-09   
385-522 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-06-30   
385-522 9   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-07-30   
385-525 A WVCYUT14DS1  871E ONVOY, LLC - UT 660      
385-525 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-04-07   
385-525 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-04-07   
385-525 2   871E ONVOY, LLC - UT 660   2023-03-24   
385-525 3   871E ONVOY, LLC - UT 660   2023-03-24   
385-525 4   871E ONVOY, LLC - UT 660   2023-03-24   
385-525 5   871E ONVOY, LLC - UT 660   2023-03-24   
385-525 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-04-07   
385-525 7   871E ONVOY, LLC - UT 660   2023-03-24   
385-525 8   871E ONVOY, LLC - UT 660   2023-03-24   
385-525 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-04-07   
385-528 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
385-528 0   318J COMCAST IP PHONE, LLC 660   2014-07-11   
385-528 1   318J COMCAST IP PHONE, LLC 660   2014-07-11   
385-528 2   318J COMCAST IP PHONE, LLC 660   2014-06-29   
385-528 3   318J COMCAST IP PHONE, LLC 660   2014-07-11   
385-528 4   6529 T-MOBILE USA, INC. 660   2014-05-26   
385-528 5   6529 T-MOBILE USA, INC. 660   2014-05-26   
385-528 6   6529 T-MOBILE USA, INC. 660   2014-05-26   
385-528 7   6529 T-MOBILE USA, INC. 660   2014-05-26   
385-528 8   6529 T-MOBILE USA, INC. 660   2014-05-26   
385-528 9   6529 T-MOBILE USA, INC. 660   2014-05-26   
385-530 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-530 0   073H TELNYX LLC 660   2023-06-03   
385-530 1   871E ONVOY, LLC - UT 660   2023-06-11   
385-530 2   871E ONVOY, LLC - UT 660   2023-06-11   
385-530 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-09   
385-530 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-09   
385-530 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-05-28   
385-530 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-05-28   
385-530 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-05-28   
385-530 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-05-28   
385-530 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-05-28   
385-531 A SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-531 0   871E ONVOY, LLC - UT 660   2023-07-08   
385-531 1   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2023-07-07   
385-531 2   871E ONVOY, LLC - UT 660   2023-07-08   
385-531 3   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2023-07-07   
385-531 4   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2023-07-07   
385-531 5   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2023-07-07   
385-531 6   871E ONVOY, LLC - UT 660   2023-07-08   
385-531 7   871E ONVOY, LLC - UT 660   2023-07-08   
385-531 8   871E ONVOY, LLC - UT 660   2023-07-08   
385-531 9   871E ONVOY, LLC - UT 660   2023-07-08   
385-536 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-536 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-25   
385-536 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-25   
385-536 2   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-536 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-07-24   
385-541 A WVCYUT14DS1  871E ONVOY, LLC - UT 660      
385-541 0   490J DISH WIRELESS, LLC 660   2023-10-18   
385-541 1   490J DISH WIRELESS, LLC 660   2023-09-01   
385-541 2   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2023-09-01   
385-541 3   871E ONVOY, LLC - UT 660   2023-08-26   
385-541 4   871E ONVOY, LLC - UT 660   2023-08-26   
385-541 5   871E ONVOY, LLC - UT 660   2023-08-26   
385-541 6   871E ONVOY, LLC - UT 660   2023-08-26   
385-541 7   871E ONVOY, LLC - UT 660   2023-08-26   
385-541 8   871E ONVOY, LLC - UT 660   2023-08-26   
385-541 9   526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2023-08-27   
385-547 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-547 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 2   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-547 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-09-15   
385-548 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-548 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-548 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-548 2   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-548 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-548 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-548 5   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2024-01-06   
385-548 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-10-05   
385-548 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-10-05   
385-548 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-10-05   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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