| Name | Mount Holly |
| Alt names | Mount Helley | source: USGS, GNIS Digital Gazetteer (1994) GNIS39012226 |
| Mount Holley | source: USGS, GNIS Digital Gazetteer (1994) GNIS39012226 |
| Pences Mills | source: USGS, GNIS Digital Gazetteer (1994) GNIS39012226 |
| Type | Inhabited place |
| Coordinates | 39.567°N 84.017°W |
| Located in | Warren, Ohio, United States |