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.

OCN: 162G ONVOY, LLC - SD

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
605-663 2 Huron SD SXFLSDCOTMD  640   2021-06-27   
605-663 3 Huron SD SXFLSDCOTMD  640   2021-06-27   
605-663 5 Huron SD SXFLSDCOTMD  640   2022-08-25   
605-667 1 Harrisburg-Tea SD SXFLSDCOTMD  640   2020-10-23   
605-667 4 Harrisburg-Tea SD SXFLSDCOTMD  640   2020-08-21   
605-667 5 Harrisburg-Tea SD SXFLSDCOTMD  640   2020-08-21   
605-667 6 Harrisburg-Tea SD SXFLSDCOTMD  640   2019-11-07   
605-667 7 Harrisburg-Tea SD SXFLSDCOTMD  640   2019-11-07   
605-674 A Big Stone City SD STCDMNTOX3X  626      
605-674 1 Big Stone City SD STCDMNTOX3X  626   2021-07-08   
605-674 2 Big Stone City SD STCDMNTOX3X  626   2021-02-12   
605-674 3 Big Stone City SD STCDMNTOX3X  626   2020-10-26   
605-674 4 Big Stone City SD STCDMNTOX3X  626   2020-10-26   
605-674 5 Big Stone City SD STCDMNTOX3X  626   2020-04-16   
605-674 6 Big Stone City SD STCDMNTOX3X  626   2020-08-20   
605-674 7 Big Stone City SD STCDMNTOX3X  626   2020-08-20   
605-674 8 Big Stone City SD STCDMNTOX3X  626   2021-02-12   
605-675 7 Vermillion SD SXFLSDCOTMD  640   2019-09-13   
605-677 0 Vermillion SD SXFLSDCOTMD  640   2020-12-07   
605-677 1 Vermillion SD SXFLSDCOTMD  640   2020-12-07   
605-677 2 Vermillion SD SXFLSDCOTMD  640   2019-07-08   
605-681 9 Sioux Falls SD SXFLSDCOTMD  640   2016-12-24   
605-699 4 Belle Fourche SD SXFLSDCOTMD  640   2020-10-23   
605-699 6 Belle Fourche SD SXFLSDCOTMD  640   2013-12-16   
605-699 7 Belle Fourche SD SXFLSDCOTMD  640   2012-01-23   
605-699 8 Belle Fourche SD SXFLSDCOTMD  640   2013-12-16   
605-702 0 Sturgis SD SXFLSDCOTMD  640   2021-03-13   
605-702 2 Sturgis SD SXFLSDCOTMD  640   2020-08-20   
605-702 4 Sturgis SD SXFLSDCOTMD  640   2019-11-07   
605-702 5 Sturgis SD SXFLSDCOTMD  640   2019-11-07   
605-702 6 Sturgis SD SXFLSDCOTMD  640   2020-08-20   
605-702 7 Sturgis SD SXFLSDCOTMD  640   2019-09-13   
605-702 8 Sturgis SD SXFLSDCOTMD  640   2020-10-23   
605-702 9 Sturgis SD SXFLSDCOTMD  640   2020-12-07   
605-705 3 Sioux Falls SD SXFLSDCOTMD  640   2019-11-07   
605-705 4 Sioux Falls SD SXFLSDCOTMD  640   2019-11-07   
605-705 6 Sioux Falls SD SXFLSDCOTMD  640   2019-11-07   
605-731 8 Sioux Falls SD   640   2011-03-14   
605-734 2 Chamberlain SD SXFLSDCOTMD  640   2011-09-15   
605-734 8 Chamberlain SD SXFLSDCOTMD  640   2009-05-28   
605-741 4 Vermillion SD SXFLSDCOTMD  640   2020-08-20   
605-741 7 Vermillion SD SXFLSDCOTMD  640   2020-08-20   
605-743 8 Harrisburg-Tea SD SXFLSDCOTMD  640   2009-05-28   
605-760 8 Yankton SD SXFLSDCOTMD  640   2012-12-16   
605-776 2 Pierre SD SXFLSDCOTMD  640   2019-09-13   
605-776 3 Pierre SD SXFLSDCOTMD  640   2019-11-07   
605-776 4 Pierre SD SXFLSDCOTMD  640   2019-11-07   
605-776 7 Pierre SD SXFLSDCOTMD  640   2012-01-13   
605-776 9 Pierre SD SXFLSDCOTMD  640   2020-08-20   
605-789 7 Sioux Falls SD SXFLSDCOTMD  640   2013-09-15   
605-789 8 Sioux Falls SD SXFLSDCOTMD  640   2011-10-28   
605-799 0 Sioux Falls SD SXFLSDCOTMD  640   2015-12-08   
605-799 2 Sioux Falls SD SXFLSDCOTMD  640   2015-12-08   
605-800 4 Sioux Falls SD SXFLSDCOTMD  640   2021-02-18   
605-800 5 Sioux Falls SD SXFLSDCOTMD  640   2021-02-18   
605-800 6 Sioux Falls SD SXFLSDCOTMD  640   2021-02-18   
605-800 7 Sioux Falls SD SXFLSDCOTMD  640   2021-02-18   
605-800 8 Sioux Falls SD SXFLSDCOTMD  640   2021-02-18   
605-801 1 Belle Fourche SD SXFLSDCOTMD  640   2021-10-02   
605-801 2 Belle Fourche SD SXFLSDCOTMD  640   2021-10-02   
605-805 2 Pierre SD SXFLSDCOTMD  640   2022-10-14   
605-808 A Redfield SD SXFLSDCOTMD  640      
605-808 0 Redfield SD SXFLSDCOTMD  640   2021-09-20   
605-808 7 Redfield SD SXFLSDCOTMD  640   2021-09-16   
605-808 8 Redfield SD SXFLSDCOTMD  640   2021-09-16   
605-812 3 Sioux Falls SD SXFLSDCOTMD  640   2022-11-12   
605-812 4 Sioux Falls SD SXFLSDCOTMD  640   2022-11-12   
605-812 5 Sioux Falls SD SXFLSDCOTMD  640   2022-11-12   
605-815 2 Chamberlain SD SXFLSDCOTMD  640   2021-07-08   
605-815 3 Chamberlain SD SXFLSDCOTMD  640   2020-12-07   
605-815 4 Chamberlain SD SXFLSDCOTMD  640   2020-12-07   
605-815 5 Chamberlain SD SXFLSDCOTMD  640   2020-08-21   
605-815 6 Chamberlain SD SXFLSDCOTMD  640   2020-08-21   
605-824 1 Aberdeen SD SXFLSDCOTMD  640   2019-07-08   
605-824 7 Aberdeen SD SXFLSDCOTMD  640   2019-07-08   
605-827 1 Volga SD SXFLSDCOTMD  640   2021-07-08   
605-827 6 Volga SD SXFLSDCOTMD  640   2024-03-28   
605-827 7 Volga SD SXFLSDCOTMD  640   2020-08-20   
605-827 8 Volga SD SXFLSDCOTMD  640   2020-08-20   
605-836 6 Canton SD SXFLSDCOTMD  640   2019-11-07   
605-836 7 Canton SD SXFLSDCOTMD  640   2009-05-28   
605-836 8 Canton SD SXFLSDCOTMD  640   2019-09-13   
605-836 9 Canton SD SXFLSDCOTMD  640   2013-09-15   
605-838 A Sioux Falls SD   640   2025-03-23   
605-838 0 Sioux Falls SD   640   2008-08-01   
605-846 1 Aberdeen SD SXFLSDCOTMD  640   2020-08-10   
605-846 2 Aberdeen SD SXFLSDCOTMD  640   2020-08-10   
605-846 6 Aberdeen SD SXFLSDCOTMD  640   2020-10-23   
605-847 7 Lake Preston SD SXFLSDCOTMD  640   2011-10-28   
605-853 5 Miller SD SXFLSDCOTMD  640   2011-10-28   
605-853 7 Miller SD SXFLSDCOTMD  640   2009-05-28   
605-853 8 Miller SD SXFLSDCOTMD  640   2011-04-20   
605-854 5 De Smet SD SXFLSDCOTMD  640   2009-05-28   
605-854 8 De Smet SD SXFLSDCOTMD  640   2011-09-15   
605-857 4 Yankton SD SXFLSDCOTMD  640   2021-03-13   
605-857 6 Yankton SD SXFLSDCOTMD  640   2021-03-13   
605-860 3 De Smet SD SXFLSDCOTMD  640   2012-12-19   
605-860 5 De Smet SD SXFLSDCOTMD  640   2021-07-08   
605-861 1 De Smet SD SXFLSDCOTMD  640   2021-03-13   
605-861 2 De Smet SD SXFLSDCOTMD  640   2021-03-13   

<< 1 2 3 4 5 6 >>

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.