| | | Fayette County | OH | 39047 | | Washington Court House,
OH 47920 | Columbus-Marion-Zanesville,
OH 198 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=FayetteCounty+OH |
| | | Jefferson County | OH | 39081 | | Weirton-Steubenville,
WV-OH 48260 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=JeffersonCounty+OH |
| | | Belmont County | OH | 39013 | | Wheeling, WV-OH 48540 | | Central | metro county (urban) | mining-dependent | https://maps.google.com/?q=BelmontCounty+OH |
| | | Clinton County | OH | 39027 | | Wilmington, OH 48940 | Cincinnati-Wilmington,
OH-KY-IN 178 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=ClintonCounty+OH |
| | | Wayne County | OH | 39169 | | Wooster, OH 49300 | Cleveland-Akron-Canton,
OH 184 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=WayneCounty+OH |
| | | Mahoning County | OH | 39099 | | Youngstown-Warren, OH 49660 | Youngstown-Warren-Salem,
OH 566 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MahoningCounty+OH |
| | | Trumbull County | OH | 39155 | | Youngstown-Warren, OH 49660 | Youngstown-Warren-Salem,
OH 566 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=TrumbullCounty+OH |
| | | Muskingum County | OH | 39119 | | Zanesville, OH 49780 | Columbus-Marion-Zanesville,
OH 198 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MuskingumCounty+OH |
