- The Woodlands
- Thelma
- Thessalia
- Thomas
- Thomas Corner
- Thomas Terrace
- Thomason Park
- Thomastown
- Thompson Landing
- Thompson Valley
- Thompsons
- Thorn Ferry
- Thornburg
- Thorncliff
- Thornecrest
- Thornhill
- Thorny Point Farm
- Thorofare Hill
- Thorofare Island
- Thorofare Island
- Thoroughgood
- Three Forks
- Three Forks
- Three Fountains
- Three Oaks
- Three Springs
- Three Square
- Threemile Corner
- Threeway
- Thurf Marsh Islands