Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-910 0 Sioux Falls SD 162G ONVOY, LLC - SD 640   2021-06-17   
605-924 2 Milbank SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-924 4 Milbank SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-924 7 Milbank SD 162G ONVOY, LLC - SD 640   2012-01-30   
605-924 8 Milbank SD 162G ONVOY, LLC - SD 640   2019-11-07   
605-924 9 Milbank SD 162G ONVOY, LLC - SD 640   2021-02-12   
605-930 5 Volga SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-930 6 Volga SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-933 4 Mitchell SD 162G ONVOY, LLC - SD 640   2021-03-13   
605-933 5 Mitchell SD 162G ONVOY, LLC - SD 640   2021-03-13   
605-939 7 Rapid City SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-952 2 Elk Point SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-952 4 Elk Point SD 162G ONVOY, LLC - SD 640   2021-07-08   
605-952 5 Elk Point SD 162G ONVOY, LLC - SD 640   2019-09-13   
605-952 6 Elk Point SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-952 7 Elk Point SD 162G ONVOY, LLC - SD 640   2021-03-13   
605-952 8 Elk Point SD 162G ONVOY, LLC - SD 640   2021-03-13   
605-954 3 Watertown SD 162G ONVOY, LLC - SD 640   2019-11-07   
605-954 5 Watertown SD 162G ONVOY, LLC - SD 640   2019-09-13   
605-956 5 Watertown SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-956 8 Watertown SD 162G ONVOY, LLC - SD 640   2012-01-30   
605-956 9 Watertown SD 162G ONVOY, LLC - SD 640   2013-09-15   
605-961 3 Sioux Falls SD 162G ONVOY, LLC - SD 640   2018-10-08   
605-961 4 Sioux Falls SD 162G ONVOY, LLC - SD 640   2018-10-08   
605-961 5 Sioux Falls SD 162G ONVOY, LLC - SD 640   2018-10-08   
605-961 6 Sioux Falls SD 162G ONVOY, LLC - SD 640   2018-10-08   
605-968 7 Huron SD 162G ONVOY, LLC - SD 640   2013-12-16   
605-968 8 Huron SD 162G ONVOY, LLC - SD 640   2013-12-16   
605-971 1 Aberdeen SD 162G ONVOY, LLC - SD 640   2022-04-26   
605-971 2 Aberdeen SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-971 3 Aberdeen SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-971 4 Aberdeen SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-975 A Yankton SD 162G ONVOY, LLC - SD 640      
605-975 3 Yankton SD 162G ONVOY, LLC - SD 640   2026-06-27   
605-975 4 Yankton SD 162G ONVOY, LLC - SD 640   2020-08-20   
605-975 5 Yankton SD 162G ONVOY, LLC - SD 640   2020-08-20   
605-975 6 Yankton SD 162G ONVOY, LLC - SD 640   2019-08-09   
605-975 7 Yankton SD 162G ONVOY, LLC - SD 640   2024-04-14   
605-975 8 Yankton SD 162G ONVOY, LLC - SD 640   2021-07-10   
605-975 9 Yankton SD 162G ONVOY, LLC - SD 640   2021-07-10   
605-981 2 Rapid City SD 162G ONVOY, LLC - SD 640   2020-08-20   
605-981 3 Rapid City SD 162G ONVOY, LLC - SD 640   2020-08-20   
605-981 4 Rapid City SD 162G ONVOY, LLC - SD 640   2021-07-08   
605-981 5 Rapid City SD 162G ONVOY, LLC - SD 640   2021-07-08   
605-982 2 Aberdeen SD 162G ONVOY, LLC - SD 640   2022-09-12   
605-982 3 Aberdeen SD 162G ONVOY, LLC - SD 640   2022-09-12   
605-982 5 Aberdeen SD 162G ONVOY, LLC - SD 640   2023-05-11   
605-982 9 Aberdeen SD 162G ONVOY, LLC - SD 640   2023-08-20   
605-983 6 Arlington SD 162G ONVOY, LLC - SD 640   2011-10-10   
605-983 7 Arlington SD 162G ONVOY, LLC - SD 640   2013-12-16   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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