Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Salt Lake City, UT

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
801-608 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-618 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-618 0 SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2005-04-21   
801-618 1 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2005-04-21   
801-618 2 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2005-04-21   
801-618 3 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2005-04-21   
801-618 4 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2005-04-21   
801-618 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-06-11   
801-618 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-06-11   
801-618 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-06-11   
801-618 8 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-06-11   
801-618 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-06-11   
801-631 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2003-07-07   
801-633 3 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2003-07-07   
801-633 4 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2003-07-07   
801-633 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2003-07-07   
801-633 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 8 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-633 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-634 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 0 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2006-08-14   
801-634 1 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2007-03-29   
801-634 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-10-09   
801-634 3 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 4 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 5 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 6 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 7 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 8 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-634 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-635 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-637 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 0 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 1 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 2 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 3 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 4 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 5 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 6 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-638 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-10-09   
801-638 8 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2006-10-12   
801-638 9 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-641 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-646 A SLKCUTMAX9Y  508J CENTURYLINK COMMUNICATIONS, LLC 660      
801-647 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-649 A SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-649 0 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-649 1 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-649 2 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-649 3 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2005-07-18   
801-649 4 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2005-07-18   
801-649 5 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2005-07-18   
801-649 6 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2005-07-18   
801-649 7 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2006-09-03   
801-649 8 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2006-09-03   
801-649 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2006-09-03   
801-651 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 0 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 1 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 2 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 3 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 4 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2007-04-20   
801-651 5 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 6 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 7 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 8 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-651 9 DRPRUTKJ0MD  5562 METROPCS, INC. 660      
801-652 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-654 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-656 A SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 0 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 1 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 2 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 3 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 4 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-03-16   
801-656 6 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-656 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-03-16   
801-656 8 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-11-13   
801-656 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2007-01-02   
801-657 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-657 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2008-03-07   
801-657 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2008-03-07   
801-657 2 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2008-05-17   
801-657 3 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2008-05-15   
801-657 4 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2008-05-15   
801-657 5 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2008-05-15   
801-657 6 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2008-06-05   
801-657 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2009-04-11   
801-657 8 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2009-04-11   
801-657 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2009-09-04   
801-661 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-661 0 DRPRUTKJ0MD  5562 METROPCS, INC. 660      
801-661 1 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.