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
801-895 8   6529 T-MOBILE USA, INC. 660   2010-06-25   
801-895 9   6529 T-MOBILE USA, INC. 660   2010-06-25   
801-897 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-898 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-903 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-903 0   6529 T-MOBILE USA, INC. 660   2010-06-25   
801-903 1   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2010-08-22   
801-903 2   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2010-08-23   
801-903 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-06-15   
801-903 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2010-08-14   
801-903 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2010-08-14   
801-903 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2010-08-14   
801-903 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-09-04   
801-903 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-09-15   
801-903 9   6529 T-MOBILE USA, INC. 660   2010-05-30   
801-906 A WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-906 0   318J COMCAST IP PHONE, LLC 660      
801-906 1   6529 T-MOBILE USA, INC. 660   2007-03-08   
801-906 2   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-906 3   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-05-06   
801-906 4   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-906 5   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-906 6   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-906 7   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-906 8   318J COMCAST IP PHONE, LLC 660      
801-906 9   6529 T-MOBILE USA, INC. 660   2007-03-08   
801-907 A WVCYUTBXDS0  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 0   6529 T-MOBILE USA, INC. 660   2007-04-20   
801-907 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2010-05-08   
801-907 2   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 3   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 4   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 5   6529 T-MOBILE USA, INC. 660   2007-03-08   
801-907 6   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 7   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 8   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-907 9   7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660      
801-908 A SLKCUTWEDS0  9636 QWEST CORPORATION 660      
801-910 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 1   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 2   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 3   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 4   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 5   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 6   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 7   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-910 8   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2003-10-30   
801-910 9   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-913 A SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
801-915 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-916 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-918 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-918 0   6529 T-MOBILE USA, INC. 660      
801-918 1   6529 T-MOBILE USA, INC. 660      
801-918 2   5562 METROPCS, INC. 660   2006-12-04   
801-918 3   6529 T-MOBILE USA, INC. 660      
801-918 4   6529 T-MOBILE USA, INC. 660      
801-918 5   6529 T-MOBILE USA, INC. 660      
801-918 6   6529 T-MOBILE USA, INC. 660      
801-918 7   6529 T-MOBILE USA, INC. 660      
801-918 8   6529 T-MOBILE USA, INC. 660      
801-918 9   5562 METROPCS, INC. 660      
801-924 A SLKCUTXDPS0  7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 0   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 1   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 2   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 3   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 4   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660   2006-05-08   
801-924 5   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 6   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 7   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 8   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-924 9   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-929 A SLKDUTVF0MD  6630 USA MOBILITY WIRELESS, INC. 660      
801-931 A SLKCUTXDPS0  7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      
801-931 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2007-06-01   
801-931 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2007-07-01   
801-931 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2007-05-29   
801-931 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2007-05-29   
801-931 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2007-05-29   
801-931 5   7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660   2007-04-29   
801-931 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2007-05-29   
801-931 7   6529 T-MOBILE USA, INC. 660   2007-06-17   
801-931 8   6529 T-MOBILE USA, INC. 660   2007-06-17   
801-931 9   6529 T-MOBILE USA, INC. 660   2007-06-17   
801-933 A SLKCUTMADS1  9636 QWEST CORPORATION 660      
801-935 A SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-935 0   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2010-08-07   
801-935 1   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2010-08-07   
801-935 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2010-05-31   
801-935 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2010-05-31   
801-935 4   318J COMCAST IP PHONE, LLC 660   2010-07-12   
801-935 5   6529 T-MOBILE USA, INC. 660   2010-08-19   
801-935 6   6529 T-MOBILE USA, INC. 660   2010-08-19   
801-935 7   6529 T-MOBILE USA, INC. 660   2010-08-19   
801-935 8   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2010-08-01   
801-935 9   871E ONVOY, LLC - UT 660   2011-05-09   
801-946 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
801-946 0   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-03-14   

<< 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, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.