- Taghmon
- Tagoat
- Tallaght
- Tallanstown
- Tallow
- Tarbert
- Tarmonbarry
- Templemore
- Templeogue
- Templetouhy
- Terenure
- Termonfeckin
- The Commons
- The Swan
- Thomastown
- Thurles
- Tieveborne
- Timoleague
- Tinahely
- Tinryland
- Tinure
- Tipperary
- Tobercurry
- Toomyvara
- Toornafulla
- Tower
- Tralee
- Tramore
- Trim
- Tuam
- Tulla
- Tullaghan
- Tullamore
- Tullow
- Tullyallen
- Tulsk
- Turlough
- Twomileborris
- Tyrrellspass
