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- Tallmadge Township, Summit County, Ohio (defunct)
- Tate Township, Clermont County, Ohio
- Taylor Creek Township, Hardin County, Ohio
- Taylor Township, Union County, Ohio
- Texas Township, Crawford County, Ohio
- Thompson Township, Delaware County, Ohio
- Thompson Township, Geauga County, Ohio
- Thompson Township, Seneca County, Ohio
- Thorn Township, Perry County, Ohio
- Tiffin Township, Adams County, Ohio
- Tiffin Township, Defiance County, Ohio
- Tiverton Township, Coshocton County, Ohio
- Tod Township, Crawford County, Ohio
- Townsend Township, Huron County, Ohio
- Townsend Township, Sandusky County, Ohio
- Trenton Township, Delaware County, Ohio
- Trimble Township, Athens County, Ohio
- Troy Township, Ashland County, Ohio
- Troy Township, Athens County, Ohio
- Troy Township, Delaware County, Ohio
- Troy Township, Geauga County, Ohio
- Troy Township, Morrow County, Ohio
- Troy Township, Richland County, Ohio
- Troy Township, Wood County, Ohio
- Trumbull Township, Ashtabula County, Ohio
- Truro Township, Franklin County, Ohio
- Tully Township, Marion County, Ohio
- Tully Township, Van Wert County, Ohio
- Turtle Creek Township, Shelby County, Ohio
- Turtlecreek Township, Warren County, Ohio
- Tuscarawas Township, Coshocton County, Ohio
- Tuscarawas Township, Stark County, Ohio
- Twin Township, Darke County, Ohio
- Twin Township, Preble County, Ohio
- Twin Township, Ross County, Ohio
- Twinsburg Township, Summit County, Ohio
- Tymochtee Township, Wyandot County, Ohio
Read more about this topic: List Of Townships In Ohio