| | Gregory County | SD | 46053 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=GregoryCounty+SD |
| | Grant County | SD | 46051 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=GrantCounty+SD |
| | Faulk County | SD | 46049 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=FaulkCounty+SD |
| | Fall River County | SD | 46047 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=FallRiverCounty+SD |
| | Edmunds County | SD | 46045 | | Aberdeen, SD 10100 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=EdmundsCounty+SD |
| | Douglas County | SD | 46043 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=DouglasCounty+SD |
| | Dewey County | SD | 46041 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=DeweyCounty+SD |
| | Deuel County | SD | 46039 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=DeuelCounty+SD |
| | Day County | SD | 46037 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=DayCounty+SD |
| | Davison County | SD | 46035 | | Mitchell, SD 33580 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=DavisonCounty+SD |