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Historical Markers and War Memorials in Londonderry
Chillicothe is the county seat for Ross County
Londonderry is in Ross County
ADJACENT TO ROSS COUNTY
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| Near US Rt. 50 (U.S. 50). |
| On U.S. 50 east of Hannah Lane (Ohio Road 216), on the left when traveling east. |
| On U.S. 50 east of Hanna Lane, on the right when traveling west. |
Nov. 11, 2026