| | | Knox County | OH | 39083 | | Mount Vernon, OH 34540 | Columbus-Marion-Zanesville,
OH 198 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=KnoxCounty+OH |
| | | Lake County | OH | 39085 | | Cleveland, OH 17410 | Cleveland-Akron-Canton,
OH 184 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=LakeCounty+OH |
| | | Logan County | OH | 39091 | | Bellefontaine, OH 13340 | Columbus-Marion-Zanesville,
OH 198 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=LoganCounty+OH |
| | | Lorain County | OH | 39093 | | Cleveland, OH 17410 | Cleveland-Akron-Canton,
OH 184 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=LorainCounty+OH |
| | | Marion County | OH | 39101 | | Marion, OH 32020 | Columbus-Marion-Zanesville,
OH 198 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MarionCounty+OH |
| | | Mercer County | OH | 39107 | | Celina, OH 16380 | Lima-Van Wert-Celina, OH 338 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MercerCounty+OH |
| | | Miami County | OH | 39109 | | Dayton-Kettering-Beavercreek,
OH 19430 | Dayton-Springfield-Kettering,
OH 212 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=MiamiCounty+OH |
| | | Monroe County | OH | 39111 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MonroeCounty+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 |
