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Salt Lake City, UT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
385-548 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2023-10-05   
385-549 A SLKEUT45DS0  5727 FIRSTDIGITAL TELECOM, LLC - UT 660      
385-549 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-06-01   
385-549 1   318J COMCAST IP PHONE, LLC 660   2016-05-25   
385-549 2   6529 T-MOBILE USA, INC. 660   2015-10-15   
385-549 3   6529 T-MOBILE USA, INC. 660   2015-10-15   
385-549 4   6529 T-MOBILE USA, INC. 660   2015-10-15   
385-549 5   6529 T-MOBILE USA, INC. 660   2015-10-15   
385-549 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-06-01   
385-549 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-06-01   
385-549 8   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660   2014-12-09   
385-549 9   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-06-01   
385-563 A SLKCUT26DMD  516J TON80 COMMUNICATIONS, LLC 660      
385-563 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2022-07-15   
385-563 1   871E ONVOY, LLC - UT 660   2022-08-01   
385-563 2   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2022-07-08   
385-563 3   716D VERACITY COMMUNICATIONS, INC. - UT 660   2022-05-08   
385-563 4   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2022-04-01   
385-563 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2022-07-15   
385-563 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2022-07-15   
385-563 7   516J TON80 COMMUNICATIONS, LLC 660   2022-03-31   
385-563 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2022-07-15   
385-563 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2022-07-15   
385-564 A SLKCUT26IMD  598J FIVE9, INC. 660   2024-02-25   
385-564 0   598J FIVE9, INC. 660   2024-02-25   
385-564 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-564 2   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-03-09   
385-564 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-11-27   
385-564 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-11-27   
385-564 5   624H ONVOY SPECTRUM, LLC 660   2024-11-14   
385-564 6   624H ONVOY SPECTRUM, LLC 660   2024-11-14   
385-564 7   624H ONVOY SPECTRUM, LLC 660   2024-11-14   
385-564 8   624H ONVOY SPECTRUM, LLC 660   2024-11-14   
385-564 9   624H ONVOY SPECTRUM, LLC 660   2024-11-14   
385-573 A WVCYUT14DS1  871E ONVOY, LLC - UT 660   2024-05-04   
385-573 0   871E ONVOY, LLC - UT 660   2024-05-04   
385-573 1   871E ONVOY, LLC - UT 660   2024-05-04   
385-573 2   871E ONVOY, LLC - UT 660   2024-05-04   
385-573 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-573 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-573 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-573 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-573 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-573 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-573 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-05-05   
385-578 A WVCYUT14DS1  871E ONVOY, LLC - UT 660   2024-06-01   
385-578 0   871E ONVOY, LLC - UT 660   2024-06-01   
385-578 1   073H TELNYX LLC 660   2024-06-02   
385-578 2   073H TELNYX LLC 660   2024-06-02   
385-578 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-578 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-578 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-578 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-578 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-578 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-578 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-06-09   
385-581 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2024-08-11   
385-581 0   732J NUSO, LLC 660   2024-08-12   
385-581 1   732J NUSO, LLC 660   2024-08-12   
385-581 2   871E ONVOY, LLC - UT 660   2024-08-12   
385-581 3   073H TELNYX LLC 660   2024-08-12   
385-581 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-11-28   
385-581 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2025-09-10   
385-581 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2026-02-13   
385-581 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2025-06-20   
385-581 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2026-02-23   
385-581 9   6529 T-MOBILE USA, INC. 660   2024-08-11   
385-584 A SLKCUT26EMD  490J DISH WIRELESS, LLC 660   2024-08-29   
385-584 0   490J DISH WIRELESS, LLC 660   2024-08-29   
385-584 1   490J DISH WIRELESS, LLC 660   2024-10-01   
385-584 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-11-27   
385-584 4   490J DISH WIRELESS, LLC 660   2025-10-27   
385-584 5   624H ONVOY SPECTRUM, LLC 660   2025-08-11   
385-584 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-09-29   
385-584 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-09-29   
385-584 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-10-21   
385-584 9   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-10-30   
385-592 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 2   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 4   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-592 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-23   
385-593 A WVCYUT14DS1  871E ONVOY, LLC - UT 660   2025-02-02   
385-593 0   871E ONVOY, LLC - UT 660   2025-02-02   
385-593 1   871E ONVOY, LLC - UT 660   2025-02-02   
385-593 2   871E ONVOY, LLC - UT 660   2025-02-02   
385-593 3   871E ONVOY, LLC - UT 660   2025-03-01   
385-593 4   871E ONVOY, LLC - UT 660   2025-03-01   
385-593 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2025-08-20   
385-593 6   732J NUSO, LLC 660   2025-04-27   
385-593 7   732J NUSO, LLC 660   2025-04-27   
385-593 8   624H ONVOY SPECTRUM, LLC 660   2025-02-21   
385-593 9   624H ONVOY SPECTRUM, LLC 660   2025-02-21   
385-602 A SLKCUTMAXHY  624H ONVOY SPECTRUM, LLC 660      

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

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