| | Aurora County | SD | 46003 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=AuroraCounty+SD |
| | Beadle County | SD | 46005 | | Huron, SD 26700 | | Central | not in metro; pop > 5K
< 20k;
non-metro-adjacent | nonspecialized | https://maps.google.com/?q=BeadleCounty+SD |
| | Bennett County | SD | 46007 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=BennettCounty+SD |
| | Bon Homme County | SD | 46009 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=BonHommeCounty+SD |
| | Brookings County | SD | 46011 | | Brookings, SD 15100 | | Central | not in metro; pop
>20k; non-metro
adjacent | manufacturing-dependent | https://maps.google.com/?q=BrookingsCounty+SD |
| | Brown County | SD | 46013 | | Aberdeen, SD 10100 | | Central | not in metro; pop
>20k; non-metro
adjacent | nonspecialized | https://maps.google.com/?q=BrownCounty+SD |
| | Brule County | SD | 46015 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=BruleCounty+SD |
| | Buffalo County | SD | 46017 | | | | | not in metro; pop <
5k; non-metro-adjacent | federal/state
government-dependent | https://maps.google.com/?q=BuffaloCounty+SD |
| | Butte County | SD | 46019 | | | | | not in metro; pop > 5K
< 20k;
non-metro-adjacent | nonspecialized | https://maps.google.com/?q=ButteCounty+SD |
| | Campbell County | SD | 46021 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=CampbellCounty+SD |