- Ta'agan Point
- Talmadge Hill
- Tavern Island
- Taylor Corners
- The Cows
- The Plans
- Thistle Island
- Toilsome Hill
- Tokeneke
- Tree Hammock
- Tunxis Hill
- Turn of River
- Tweed Island
- Twomile Island
- Tariffville Center
- Taylor Town
- The Gables
- Thralltown
- Tootin' Hills
- Tudor Village
- Turkey Hill
- Turks Island
- Taconic
- The Cedars
- The Lime Kiln
- Tolles
- Torringford
- Town Hill
- Turkey Cobble
- Twin Lakes