| | Jackson County | OH | 39079 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=JacksonCounty+Ohio |
| | Lucas County | OH | 39095 | | Toledo, OH 45780 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=LucasCounty+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 |
| | Noble County | OH | 39121 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=NobleCounty+OH |
| | Paulding County | OH | 39125 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PauldingCounty+OH |
| | Pike County | OH | 39131 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PikeCounty+OH |
| | Preble County | OH | 39135 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PrebleCounty+OH |
| | Putnam County | OH | 39137 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PutnamCounty+OH |