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Logan, UT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
435-202 A SLKDUT111MD  013B UNION TELEPHONE COMPANY 660      
435-213 A SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-213 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2005-01-11   
435-213 1   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2005-02-26   
435-213 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2007-08-27   
435-213 3   318J COMCAST IP PHONE, LLC 660   2006-07-27   
435-213 4   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-213 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2006-09-29   
435-213 6   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2005-10-16   
435-213 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2007-10-18   
435-213 8   871E ONVOY, LLC - UT 660   2007-06-22   
435-213 9   318J COMCAST IP PHONE, LLC 660   2008-03-31   
435-227 A SLKDUTIT0MD  829J PAETEC ITEL, LLC 660      
435-227 0   829J PAETEC ITEL, LLC 660      
435-227 1   829J PAETEC ITEL, LLC 660      
435-227 2   829J PAETEC ITEL, LLC 660      
435-227 3   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2008-02-12   
435-227 4   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2008-01-28   
435-227 5   117F BANDWIDTH.COM CLEC, LLC - UT 660   2009-02-08   
435-227 6   6529 T-MOBILE USA, INC. 660   2004-12-12   
435-227 7   829J PAETEC ITEL, LLC 660      
435-227 8   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2008-02-12   
435-227 9   117F BANDWIDTH.COM CLEC, LLC - UT 660      
435-232 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-232 0   6529 T-MOBILE USA, INC. 660   2005-12-19   
435-232 1   6529 T-MOBILE USA, INC. 660      
435-232 2   6529 T-MOBILE USA, INC. 660      
435-232 3   6529 T-MOBILE USA, INC. 660      
435-232 4   6529 T-MOBILE USA, INC. 660      
435-232 5   6529 T-MOBILE USA, INC. 660   2005-01-07   
435-232 6   6529 T-MOBILE USA, INC. 660      
435-232 7   6529 T-MOBILE USA, INC. 660   2004-05-17   
435-232 8   6529 T-MOBILE USA, INC. 660   2005-06-02   
435-232 9   6529 T-MOBILE USA, INC. 660      
435-245 A HYRMUTMARS1  9636 QWEST CORPORATION 660      
435-245 0   9636 QWEST CORPORATION 660      
435-245 1   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2004-10-24   
435-245 2   9636 QWEST CORPORATION 660      
435-245 3   9636 QWEST CORPORATION 660      
435-245 4   9636 QWEST CORPORATION 660      
435-245 5   9636 QWEST CORPORATION 660      
435-245 6   9636 QWEST CORPORATION 660      
435-245 7   9636 QWEST CORPORATION 660      
435-245 8   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660   2004-01-31   
435-245 9   9636 QWEST CORPORATION 660      
435-258 A RCMDUTMARS1  9636 QWEST CORPORATION 660      
435-258 0   9636 QWEST CORPORATION 660      
435-258 1   9636 QWEST CORPORATION 660      
435-258 2   9636 QWEST CORPORATION 660      
435-258 3   9636 QWEST CORPORATION 660      
435-258 4   9636 QWEST CORPORATION 660      
435-258 5   9636 QWEST CORPORATION 660      
435-258 6   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2004-11-15   
435-258 7   117F BANDWIDTH.COM CLEC, LLC - UT 660   2012-07-02   
435-258 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-02-28   
435-258 9   117F BANDWIDTH.COM CLEC, LLC - UT 660   2011-10-22   
435-265 A DRPRUTKJ0MD  5562 METROPCS, INC. 660      
435-265 0   5562 METROPCS, INC. 660   2014-08-29   
435-265 1   871E ONVOY, LLC - UT 660   2019-09-06   
435-265 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-09-30   
435-265 3   871E ONVOY, LLC - UT 660   2015-01-09   
435-265 4   871E ONVOY, LLC - UT 660   2015-01-09   
435-265 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-03-26   
435-265 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-06-10   
435-265 7   829J PAETEC ITEL, LLC 660   2015-01-30   
435-265 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2014-11-07   
435-265 9   5562 METROPCS, INC. 660   2014-08-29   
435-294 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-294 0   117F BANDWIDTH.COM CLEC, LLC - UT 660   2005-06-23   
435-294 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-09-19   
435-294 2   871E ONVOY, LLC - UT 660   2005-06-23   
435-294 3   871E ONVOY, LLC - UT 660   2017-06-22   
435-294 4   5562 METROPCS, INC. 660   2020-08-07   
435-294 5   6529 T-MOBILE USA, INC. 660   2010-04-13   
435-294 6   6529 T-MOBILE USA, INC. 660   2010-04-13   
435-294 7   6529 T-MOBILE USA, INC. 660   2010-04-13   
435-294 8   6529 T-MOBILE USA, INC. 660   2010-04-13   
435-294 9   6529 T-MOBILE USA, INC. 660   2010-04-13   
435-317 A SLKCUT26EMD  490J DISH WIRELESS, LLC 660      
435-317 0   515J IP HORIZON LLC 660   2022-04-09   
435-317 1   939H COMMIO, LLC 660   2022-07-28   
435-317 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2023-11-28   
435-317 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-02-09   
435-317 4   871E ONVOY, LLC - UT 660   2024-04-11   
435-317 5   871E ONVOY, LLC - UT 660   2023-08-11   
435-317 6   3881 ALL WEST/UTAH, INC. 660   2022-12-20   
435-317 7   3881 ALL WEST/UTAH, INC. 660   2022-12-20   
435-317 8   624H ONVOY SPECTRUM, LLC 660   2025-05-16   
435-317 9   490J DISH WIRELESS, LLC 660   2022-06-10   
435-361 A WVCYUT14DS1  871E ONVOY, LLC - UT 660   2024-05-09   
435-361 0   871E ONVOY, LLC - UT 660   2024-05-09   
435-361 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-06-10   
435-361 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2025-06-30   
435-361 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2025-08-15   
435-361 4   117F BANDWIDTH.COM CLEC, LLC - UT 660   2024-10-19   
435-361 5   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-01-19   
435-361 6   624H ONVOY SPECTRUM, LLC 660   2025-01-23   
435-361 7   624H ONVOY SPECTRUM, LLC 660   2025-05-16   
435-361 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2024-11-12   
435-361 9   871E ONVOY, LLC - UT 660   2024-06-29   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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