- Trenchmore
- Tubbrid
- Tullagher
- Tullaghought
- Tullaherin
- Tullamaine
- Tullanvoolty
- Tullaroan
- Tullowbrin
- Turkstown
- Tussan Cross Roads
- Tankardstown Bridge
- The Great Heath of Maryborough
- The Swan
- The Togher
- Timahoe
- Tinnarakeen
- Tirhogar Cross Roads
- Trumra
- Tubbrid
- Tullore Cross Roads
- Turra
- Twomile Bridge
- Tallanstown
- Termonfeckin
- The Bush
- The White Cross
- Tinure
- Tobertoby
- Togher