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Salt Lake City, UT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
385-249 1   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660   2015-07-28   
385-249 2   871E ONVOY, LLC - UT 660   2015-08-03   
385-249 3   871E ONVOY, LLC - UT 660   2015-08-03   
385-249 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2014-12-26   
385-249 5   526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2015-09-03   
385-249 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-01-15   
385-249 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-02-10   
385-249 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-03-05   
385-249 9   871E ONVOY, LLC - UT 660   2015-06-12   
385-252 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-252 0   5562 METROPCS, INC. 660   2011-10-19   
385-252 1   5562 METROPCS, INC. 660   2011-10-19   
385-252 2   5562 METROPCS, INC. 660   2011-10-19   
385-252 3   5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2012-06-30   
385-252 4   5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2012-06-30   
385-252 5   5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2012-06-30   
385-252 6   5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2012-06-30   
385-252 7   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-10-16   
385-252 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-10-16   
385-252 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-10-16   
385-256 A SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660      
385-256 0   117F BANDWIDTH.COM CLEC, LLC - UT 660   2016-09-16   
385-256 1   117F BANDWIDTH.COM CLEC, LLC - UT 660   2016-09-16   
385-256 2   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2016-09-17   
385-256 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-05-11   
385-256 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-10-10   
385-256 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-11-10   
385-256 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-11-10   
385-256 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-09-15   
385-256 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-12-10   
385-256 9   526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2017-07-25   
385-258 A SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-258 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 2   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2016-06-11   
385-258 3   117F BANDWIDTH.COM CLEC, LLC - UT 660   2017-02-23   
385-258 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-258 9   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-06-12   
385-259 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-259 0   318J COMCAST IP PHONE, LLC 660   2011-09-02   
385-259 1   871E ONVOY, LLC - UT 660   2011-09-23   
385-259 2   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-09-07   
385-259 3   6529 T-MOBILE USA, INC. 660   2013-02-04   
385-259 4   6529 T-MOBILE USA, INC. 660   2013-02-04   
385-259 5   6529 T-MOBILE USA, INC. 660   2013-02-04   
385-259 6   871E ONVOY, LLC - UT 660   2011-08-29   
385-259 7   871E ONVOY, LLC - UT 660   2011-08-29   
385-259 8   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-08-20   
385-259 9   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-08-20   
385-261 A SLKCUTMAX9Y  508J CENTURYLINK COMMUNICATIONS, LLC 660      
385-261 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-05-11   
385-261 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-04-28   
385-261 2   318J COMCAST IP PHONE, LLC 660   2017-01-24   
385-261 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-06-11   
385-261 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-06-11   
385-261 5   871E ONVOY, LLC - UT 660   2017-03-24   
385-261 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-05-29   
385-261 7   508J CENTURYLINK COMMUNICATIONS, LLC 660   2017-01-23   
385-261 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-05-29   
385-261 9   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-07-11   
385-266 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
385-266 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-01-28   
385-266 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-01-28   
385-266 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-02-28   
385-266 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-02-28   
385-266 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-03-28   
385-266 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-03-28   
385-266 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-04-28   
385-266 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-10-09   
385-266 8   6529 T-MOBILE USA, INC. 660   2017-01-27   
385-266 9   6529 T-MOBILE USA, INC. 660   2017-01-27   
385-267 A SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660      
385-267 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-09-10   
385-267 1   318J COMCAST IP PHONE, LLC 660   2016-09-05   
385-267 2   5562 METROPCS, INC. 660   2016-09-08   
385-267 3   5562 METROPCS, INC. 660   2016-09-08   
385-267 4   5562 METROPCS, INC. 660   2016-09-08   
385-267 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-09-10   
385-267 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-10-10   
385-267 7   6529 T-MOBILE USA, INC. 660   2016-09-08   
385-267 8   6529 T-MOBILE USA, INC. 660   2016-09-08   
385-267 9   6529 T-MOBILE USA, INC. 660   2016-09-08   
385-270 A WVCYUT148MD  181J ADVANCED TELECOM SOLUTIONS, LLC 660      
385-270 0   181J ADVANCED TELECOM SOLUTIONS, LLC 660   2018-08-06   
385-270 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-08-17   
385-270 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-08-17   
385-270 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-09-03   
385-270 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-09-03   
385-270 5   318J COMCAST IP PHONE, LLC 660   2018-08-07   
385-270 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-09-17   
385-270 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2018-09-17   
385-270 8   871E ONVOY, LLC - UT 660   2019-06-12   
385-270 9   871E ONVOY, LLC - UT 660   2019-06-12   
385-271 A SLKCUT268MD  197D VONAGE AMERICA LLC 660      
385-271 0   197D VONAGE AMERICA LLC 660   2017-08-20   
385-271 1   197D VONAGE AMERICA LLC 660   2017-08-20   

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

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