| | Adams County | OH | 39001 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=AdamsCounty+OH |
| | Hardin County | OH | 39065 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=HardinCounty+OH |
| | Harrison County | OH | 39067 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=HarrisonCounty+OH |
| | Henry County | OH | 39069 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=HenryCounty+OH |
| | Highland County | OH | 39071 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=HighlandCounty+OH |
| | Holmes County | OH | 39075 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=HolmesCounty+OH |
| | Jackson County | OH | 39079 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=JacksonCounty+Ohio |
| | Meigs County | OH | 39105 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MeigsCounty+OH |
| | Monroe County | OH | 39111 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MonroeCounty+OH |
| | Morgan County | OH | 39115 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MorganCounty+OH |