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| Lighthouse |
| Metro and City Park |
| National Forest |
| National Historic Landmark |
| National Historic Site |
| National Historical Park |
| National Memorial |
| National Park |
| National Recreation Area |
| National Seashore |
| National Wildlife Area |
| National Wildlife Refuge |
| State Fish Hatchery |
| State Fishery Area |
| State Forest |
| State Historic Site |
| State Memorial |
| State Natural Area |
| State Nature Preserve |
| State Nursery |
| State Park |
| State Preserve |
| State Recreation Area |
| State Reserve |
| State Wildlife Area |
| State Wildlife Management Area |
| State Wildlife Refuge |
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| Harrison County State Forest | State Forest | 13.4 | Archer | Ohio |
| Fort Laurens State Memorial | State Memorial | 18.7 | Bolivar | Ohio |
| Jefferson Lake State Park | State Park | 19.2 | Richmond | Ohio |
| Fernwood State Forest | State Forest | 26.6 | Cross Creek | Ohio |
| Guilford Lake State Park | State Park | 27.2 | Hanover | Ohio |
| Tomlinson Run State Park | State Park | 31.7 | New Manchester | West Virginia |
| Beaver Creek State Forest | State Forest | 32.1 | Elkrun | Ohio |
| Beaver Creek State Park | State Park | 34 | East Liverpool | Ohio |
| Quail Hollow State Park | State Park | 35.1 | Hartville | Ohio |
| Raccoon Creek State Park | State Park | 38.2 | Hookstown | Pennsylvania |