Ohio - Area of significance: Prehistoric
| Jackson Mound |
| Jeffers, H. P., Mound |
| Johnson Site II |
| Karshner Mound |
| Keiter Mound |
| Kern Effigy (33WA372) |
| Kinzer Mound |
| Lake Ridge Island Mounds |
| Landen Mounds I and II |
| Leo Petroglyph |
| Lichliter Mound And Village Site |
| Locust Site (33MU160) |
| Luthor List Mound |
| MacNichol Site |
| Madison Fort |
| Mann Mound |
| Mariemont Embankment And Village Site |
| Marietta Historic District |
| Markham Mound |
| Mathew Mound |
| McDaniel Mound |
| McLaughlin Mound |
| Melick Mound |
| Metzger, Charles, Mound |
| Miamisburg Mound |
| Moar Mound And Village |
| Morris-Franks Site |
| Mound Cemetery Mound |
| Mound Cemetery Mound |
| Mound City Group National Monument |
| Mt. Nebo Archeological District |
| Nashport Mound |
| Nettle Lake Mound Group |
| Newark Earthworks |
| Newlove Works |
| Norwood Mound |
| Odd Fellows' Cemetery Mound |
| Old Maid's Orchard Mound |
| Opatrny Village Site |
| Orators Mound |
| Paleo Crossing Site |
| Perin Village Site |
| Philo II Archeological District |
| Piketon Mounds |
| Piqua Historical Area State Memorial |
| Pollock Works |
| Potter, Carl, Mound |
| Raleigh Mound |
| Ranger Station Mound |
| Ratcliffe Mound |
| Reeves Mound |
| Rennert Mound Archeological District |
| Roberts Mound |
| Rocky Fork Park Group |
| Rocky Fork Park Site |
| Rose, D. S., Mound |
| Ross, Edith, Mound |
| Ross Trails Adena Circle |
| Schaer, Theodore B., Mound |
| Scioto Township Works I |
| Seip Earthworks and Dill Mounds District |
| Serpent Mound |
| Shawnee Lookout Archeological District |
| Short Woods Park Mound |
| Skunk Hill Mounds |
| Snead Mound |
| South Park Site |
| Speedway Mound |
| Sprott's Hill Mounds Site |
| Spruce Hill Works |
| Spruce Run Earthworks |
| Stackhouse Mound and Works |
| State Line Archeological District |
| Stitt, David, Mound |
| Story Mound |
| Story Mound State Memorial |
| Stubbs Earthworks |
| Tarlton Cross Mound |
| Taylor Mound And Village Site |
| Terra Vista Archeological District |
| Tick Ridge Mound District |
| Tower Site |
| Tremper Mound And Works |
| Trevey Mound (33WA193) |
| Turpin Site |
| Ufferman Site |
| Union Township Works II |
| Vaughn Site (33CU65) |
| Wamsley Village Site |
| Williamson Mound Archeological District |
| Williamson Mound State Memorial |
| Winameg Mounds |
| Windsor Mills Fort And Village Site |
| Winegardner Village |
| Wolf Creek Mound |
| Wolf Plains |
| Workman Works |
| Wright Brothers Memorial Mound Group |
| Wright-Patterson Air Force Base Mound |
| Zaleski Methodist Church Mound |
Data from United States Park Service and Wikidata