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
385-222 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-09-17   
385-222 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-09-05   
385-222 2 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2013-01-17   
385-222 3 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2013-08-07   
385-222 4 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2014-04-07   
385-222 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-10-05   
385-222 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-10-25   
385-222 7 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2013-01-17   
385-222 8 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2013-09-19   
385-222 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2013-09-19   
385-226 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-226 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-04-23   
385-226 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-04-23   
385-226 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-04-23   
385-226 3 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-05-15   
385-226 4 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-05-15   
385-226 5 SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2011-06-12   
385-226 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-05-08   
385-226 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-06-03   
385-226 8 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-06-15   
385-226 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-06-15   
385-227 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-227 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-08-12   
385-227 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-08-12   
385-227 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-08-12   
385-227 3 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-08-15   
385-227 4 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-08-15   
385-227 5 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-08-15   
385-227 6 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-08-15   
385-227 7 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2011-08-15   
385-227 8 SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660   2013-01-13   
385-227 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-08-20   
385-228 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-228 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 3 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 4 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 7 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 8 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-228 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2013-03-29   
385-229 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-229 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-05-06   
385-229 1 SLKDUTIT0MD  829J PAETEC ITEL, LLC 660   2013-01-23   
385-229 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-05-19   
385-229 3 SLKCUTXDPS0  7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660   2012-05-06   
385-229 4 SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660   2013-01-22   
385-229 5 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2012-06-03   
385-229 6 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-09-26   
385-229 7 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2012-06-03   
385-229 8 SLKEUT45DS0  5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2012-06-30   
385-229 9 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-07-15   
385-232 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-232 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-11-13   
385-232 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-11-24   
385-232 2 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2010-11-26   
385-232 3 SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2010-12-03   
385-232 4 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-01-02   
385-232 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-01-02   
385-232 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-01-02   
385-232 7 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2011-01-02   
385-232 8 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2011-01-02   
385-232 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-12-05   
385-234 A SLKCUTWEDS0  9636 QWEST CORPORATION 660      
385-234 0 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2010-07-05   
385-234 1 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2010-09-17   
385-234 2 SLKCUTWEDS0  9636 QWEST CORPORATION 660   2009-05-20   
385-234 3 SLKCUTWEDS0  9636 QWEST CORPORATION 660   2009-05-20   
385-234 4 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2009-07-20   
385-234 5 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2009-07-20   
385-234 6 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2009-07-20   
385-234 7 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-03-28   
385-234 8 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2010-09-17   
385-234 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2010-08-19   
385-235 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-235 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2014-01-10   
385-235 1 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2014-01-31   
385-235 2 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2014-02-10   
385-235 3 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2015-07-06   
385-235 4 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2015-07-06   
385-235 5 PROVUTAVG00  716D VERACITY COMMUNICATIONS, INC. - UT 660   2014-01-27   
385-235 6 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2014-02-22   
385-235 7 SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2014-03-03   
385-235 8 SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2014-02-17   
385-235 9 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2014-02-02   
385-242 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
385-242 0 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-11-03   
385-242 1 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-11-03   
385-242 2 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-11-03   
385-242 3 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-11-03   
385-242 4 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2011-11-03   
385-242 5 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-09-05   
385-242 6 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2012-09-05   
385-242 7 SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660   2012-07-29   
385-242 8 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2012-11-08   
385-242 9 SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2012-11-08   
385-249 A SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
385-249 0 SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2014-12-14   

<< 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, 16 Oct 2025 03:04:18 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.