| | Jerauld County | SD | 46073 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=JerauldCounty+SD |
| | Jackson County | SD | 46071 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=JacksonCounty+SD |
| | Hyde County | SD | 46069 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HydeCounty+SD |
| | Hutchinson County | SD | 46067 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HutchinsonCounty+SD |
| | Hughes County | SD | 46065 | | Pierre, SD 38180 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=HughesCounty+SD |
| | Harding County | SD | 46063 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HardingCounty+SD |
| | Hanson County | SD | 46061 | | Mitchell, SD 33580 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HansonCounty+SD |
| | Hand County | SD | 46059 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HandCounty+SD |
| | Hamlin County | SD | 46057 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HamlinCounty+SD |
| | Haakon County | SD | 46055 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HaakonCounty+SD |