Ohio Cities
- Tabor, OH
- Taborville, OH
- Tacoma, OH
- Talawanda Springs, OH
- Tallmadge, OH
- Tama, OH
- Tampico, OH
- Tappan, OH
- Tarlton, OH
- Tawawa, OH
- Taylor Creek, OH
- Taylor Station, OH
- Taylors Creek, OH
- Taylorsburg, OH
- Taylorsville, OH
- Taylortown, OH
- Teakwood Acres, OH
- Tedrow, OH
- Teegarden, OH
- Temperanceville, OH
- Tennyson, OH
- Terrace Park, OH
- Terre Haute, OH
- Texas, OH
- Thacher, OH
- Thackery, OH
- The Bend, OH
- The Eastern, OH
- The Highlands, OH
- The Pines, OH
- The Plains, OH
- The Point, OH
- The Village of Indian Hill, OH
- Thelma, OH
- Thivener, OH
- Thompson, OH
- Thornport, OH
- Thornville, OH
- Thorps, OH
- Three Forks, OH
- Three Locks, OH
- Thrifton, OH
- Thurman, OH
- Thurston, OH
- Tick Ridge, OH
- Tiffin, OH
- Tilton Crossroads, OH
- Tiltonsville, OH
- Timberlake, OH
- Tinney, OH
- Tipp City, OH
- Tippecanoe, OH
- Tipton, OH
- Tiro, OH
- Tiverton Center, OH
- Tobasco, OH
- Tobias, OH
- Toboso, OH
- Todds, OH
- Toledo, OH
- Tom Corwin, OH
- Tomlison Addition, OH
- Tontogany, OH
- Toots Crossroads, OH
- Top-of-the-Ridge, OH
- Torch, OH
- Toronto, OH
- Townwood, OH
- Tradersville, OH
- Trail, OH
- Tranquility, OH
- Trebein, OH
- Tremont City, OH
- Trenton, OH
- Triadelphia, OH
- Trimble, OH
- Trinway, OH
- Triumph, OH
- Trombley, OH
- Tropic, OH
- Trotwood, OH
- Trowbridge, OH
- Troy, OH
- Troyton, OH
- Truetown, OH
- Trumbull, OH
- Tucson, OH
- Tulip, OH
- Tunnel Hill, OH
- Tuppers Plains, OH
- Turpin Hills, OH
- Tuscarawas, OH
- Twenty Mile Stand, OH
- Twightwee, OH
- Twin Lakes, OH
- Twin Valley, OH
- Twinsburg, OH
- Twinsburg Heights, OH
- Tylersville, OH
- Tymochtee, OH
- Tyndall, OH
- Tyrone, OH
- Tyrrell, OH
