- The Beavers
- The Ledges
- The Plains
- Three Islands
- Threemile Island
- Tilton-Northfield
- Timber Island
- Triggs Island
- Turtle Island
- Twin Islands
- Twomile Island
- Thomas
- The Glen
- The Hand
- Tinkerville
- Toneys Mobile Park
- The Hubbles
- The Village of Loon Mountain
- Three Sisters Island
- Tinkerville
- Tripoli Mill
- Tappan Corners
- The Five Corners
- The Plantation
- The Willows
- Towles Corner
- Town Hall Corner
- Tavern Village
- Thorntons Ferry
- Thompson Corner