- Unity
- Utley
- Upper Fivemile
- Uniontown
- Upper Arlington
- Utopia
- Union Ridge
- Unionville
- Unity
- Union Corners
- Union
- Union City
- Uniontown
- Utica
- Upper Valley Trailer Court
- Urban Hill
- Ulm's Mobile Home Court I
- Ulm's Mobile Home Court II
- Usrey Mobile Home Park
- Utica
- Unionville
- Upper Lowell
- Unionville
- Upland Heights
- Unionville
- Union Station
- Union Furnace
- Unionport
- Unionvale
- Ulric