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NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-557 3 Logan UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2016-03-03   
435-557 4 Logan UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2016-03-03   
435-557 5 Logan UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2016-09-16   
435-557 6 Logan UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2015-09-22   
435-557 7 Logan UT SLKCUTMAX9Y  508J CENTURYLINK COMMUNICATIONS, LLC 660   2017-04-05   
435-557 8 Logan UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2019-06-27   
435-557 9 Logan UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-01-18   
435-558 A Richfield UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-558 0 Richfield UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-558 1 Richfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2012-12-20   
435-558 2 Richfield UT PROVUTAVG00  716D VERACITY COMMUNICATIONS, INC. - UT 660   2015-10-22   
435-558 3 Richfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2016-03-14   
435-558 4 Richfield UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2018-03-14   
435-558 5 Richfield UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-09-25   
435-558 6 Richfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2013-09-17   
435-558 7 Richfield UT SLKCUTMAX9Y  508J CENTURYLINK COMMUNICATIONS, LLC 660   2017-04-05   
435-558 8 Richfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2018-10-11   
435-558 9 Richfield UT   145J TERRA NOVA TELECOM INC. 660   2021-01-27   
435-559 A Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 0 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 1 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 2 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 3 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 4 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 5 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 6 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 7 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 8 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-559 9 Cedar City UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-562 A Salina UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-562 0 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2012-12-20   
435-562 1 Salina UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2011-10-01   
435-562 2 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2012-12-20   
435-562 3 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2012-12-20   
435-562 4 Salina UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2011-02-26   
435-562 5 Salina UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2015-06-28   
435-562 6 Salina UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2016-03-10   
435-562 7 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2007-03-19   
435-562 8 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2011-06-20   
435-562 9 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2012-09-26   
435-563 A Logan UT SMFDUTMARS1  9636 QWEST CORPORATION 660      
435-564 A Green River UT CSDLUTXCDS1  2278 EMERY TELEPHONE DBA EMERY TELCOM 660      
435-565 A Park City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-565 0 Park City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-07-31   
435-565 1 Park City UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2008-11-29   
435-565 2 Park City UT   871E ONVOY, LLC - UT 660   2008-06-14   
435-565 3 Park City UT   145J TERRA NOVA TELECOM INC. 660   2025-02-14   
435-565 4 Park City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-565 5 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-02-04   
435-565 6 Park City UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2011-08-30   
435-565 7 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-02-04   
435-565 8 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-02-04   
435-565 9 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-02-04   
435-566 A Tooele UT SLKEUT45DS0  5727 FIRSTDIGITAL TELECOM, LLC - UT 660      
435-567 A Richfield UT SLKCUT26DMD  516J TON80 COMMUNICATIONS, LLC 660      
435-567 0 Richfield UT SLKDUTYI4MD  073H TELNYX LLC 660   2022-04-26   
435-567 1 Richfield UT   515J IP HORIZON LLC 660   2022-04-26   
435-567 3 Richfield UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2023-09-10   
435-567 4 Richfield UT SLKCUTMAXHY  624H ONVOY SPECTRUM, LLC 660   2025-01-23   
435-567 6 Richfield UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2023-09-30   
435-567 7 Richfield UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2022-09-09   
435-567 8 Richfield UT SLKCUT26DMD  516J TON80 COMMUNICATIONS, LLC 660   2022-04-25   
435-567 9 Richfield UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2024-06-29   
435-569 A Moab UT SLKCUT26DMD  516J TON80 COMMUNICATIONS, LLC 660      
435-569 0 Moab UT WVCYUT145MD  073H TELNYX LLC 660   2022-04-26   
435-569 6 Moab UT SLKCUT26DMD  516J TON80 COMMUNICATIONS, LLC 660   2022-04-25   
435-571 A Park City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-571 0 Park City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-571 1 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 2 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 3 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 4 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 5 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 6 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 7 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 8 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-571 9 Park City UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-04-13   
435-572 A Cedar City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-572 0 Cedar City UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2008-11-29   
435-572 1 Cedar City UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2018-11-18   
435-572 2 Cedar City UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2018-05-18   
435-572 3 Cedar City UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2018-12-27   
435-572 4 Cedar City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-572 5 Cedar City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-01-15   
435-572 6 Cedar City UT TOOLUTMAAMD  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660   2014-07-11   
435-572 7 Cedar City UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2012-04-02   
435-572 8 Cedar City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2020-03-27   
435-572 9 Cedar City UT DRPRUTKJ0MD  5562 METROPCS, INC. 660   2020-05-18   
435-574 A St George UT VEYOUTMARS1  9636 QWEST CORPORATION 660      
435-574 0 St George UT VEYOUTMARS1  9636 QWEST CORPORATION 660      
435-574 1 St George UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2010-06-25   
435-574 2 St George UT VEYOUTMARS1  9636 QWEST CORPORATION 660      
435-574 3 St George UT VEYOUTMARS1  9636 QWEST CORPORATION 660      
435-574 4 St George UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2010-06-25   
435-574 5 St George UT PROVUTAVG00  716D VERACITY COMMUNICATIONS, INC. - UT 660   2013-02-20   
435-574 6 St George UT VEYOUTMARS1  9636 QWEST CORPORATION 660      
435-574 7 St George UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-07-15   
435-574 8 St George UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-10-09   
435-574 9 St George UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2010-12-03   
435-575 A Park City UT SLKEUT45DS0  5727 FIRSTDIGITAL TELECOM, LLC - UT 660      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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