| | Hanson County | SD | 46061 | | Mitchell, SD 33580 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HansonCounty+SD |
| | Sanborn County | SD | 46111 | | Mitchell, SD 33580 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=SanbornCounty+SD |
| | Hughes County | SD | 46065 | | Pierre, SD 38180 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=HughesCounty+SD |
| | Stanley County | SD | 46117 | | Pierre, SD 38180 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=StanleyCounty+SD |
| | Custer County | SD | 46033 | | Rapid City, SD 39660 | Rapid City-Spearfish, SD 452 | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=CusterCounty+SD |
| | Meade County | SD | 46093 | | Rapid City, SD 39660 | Rapid City-Spearfish, SD 452 | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=MeadeCounty+SD |
| | Pennington County | SD | 46103 | | Rapid City, SD 39660 | Rapid City-Spearfish, SD 452 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PenningtonCounty+SD |
| | Union County | SD | 46127 | | Sioux City, IA-NE-SD 43580 | Sioux City-Le Mars,
IA-NE-SD 512 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=UnionCounty+SD |
| | Lincoln County | SD | 46083 | | Sioux Falls, SD-MN 43620 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=LincolnCounty+SD |
| | McCook County | SD | 46087 | | Sioux Falls, SD-MN 43620 | | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=McCookCounty+SD |