| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Tannersrath | city | Tiobraid Arann | Ireland | 52.3780556 | -7.6880556 | 134 | 3097 |
| Tar Bridge | city | Tiobraid Arann | Ireland | 52.2777778 | -7.8341667 | 252 | 3080 |
| Teampall Tuaithe | city | Tiobraid Arann | Ireland | 52.7872222 | -7.7197222 | 472 | 2847 |
| Templederry | city | Tiobraid Arann | Ireland | 52.7752778 | -8.0616667 | 574 | 2846 |
| Templemore | city | Tiobraid Arann | Ireland | 52.7947222 | -7.8338889 | 383 | 2843 |
| Templetouhy | city | Tiobraid Arann | Ireland | 52.7872222 | -7.7197222 | 472 | 2847 |
| Templetuohy | city | Tiobraid Arann | Ireland | 52.7872222 | -7.7197222 | 472 | 2847 |
| Terryglass | city | Tiobraid Arann | Ireland | 53.0502778 | -8.1988889 | 183 | 2486 |
| The Four Roads | city | Tiobraid Arann | Ireland | 52.5902778 | -7.665 | 498 | 2857 |
| The Fourteen Roads | city | Tiobraid Arann | Ireland | 52.8858333 | -7.8777778 | 498 | 2770 |
| The Meeting | city | Tiobraid Arann | Ireland | 52.8619444 | -8.1966667 | 236 | 2842 |
| The Pike | city | Tiobraid Arann | Ireland | 53.030556 | -8.077778 | 249 | 2829 |
| The Rag | city | Tiobraid Arann | Ireland | 52.7166667 | -7.9166667 | 298 | 2847 |
| Thomastown | city | Tiobraid Arann | Ireland | 52.4941667 | -8.0244444 | 255 | 2864 |
| Thomastown Castle | city | Tiobraid Arann | Ireland | 52.4941667 | -8.0244444 | 255 | 2864 |
| Thurles | city | Tiobraid Arann | Ireland | 52.6819444 | -7.8022222 | 328 | 2850 |
| Tiobraid Arann | city | Tiobraid Arann | Ireland | 52.4733333 | -8.1558333 | 544 | 2864 |
| Tiobraid Árann | city | Tiobraid Arann | Ireland | 52.4733333 | -8.1558333 | 544 | 2864 |
| Tipperary | city | Tiobraid Arann | Ireland | 52.4733333 | -8.1558333 | 544 | 2864 |
| Toem | city | Tiobraid Arann | Ireland | 52.5766667 | -8.1961111 | 282 | 3244 |
| Toomyvara | city | Tiobraid Arann | Ireland | 52.8497222 | -8.0322222 | 515 | 2803 |
| Tooreenbrien | city | Tiobraid Arann | Ireland | 52.6925 | -8.2736111 | 987 | 4017 |
| Tooreenbrien Bridge | city | Tiobraid Arann | Ireland | 52.6925 | -8.2736111 | 987 | 4017 |
| Tranagh | city | Tiobraid Arann | Ireland | 52.6947222 | -7.6025 | 459 | 2943 |
| Tuaim Ui Mheara | city | Tiobraid Arann | Ireland | 52.8497222 | -8.0322222 | 515 | 2803 |
| Tuaim Uí Mheára | city | Tiobraid Arann | Ireland | 52.8497222 | -8.0322222 | 515 | 2803 |
| Tullowmacjames | city | Tiobraid Arann | Ireland | 52.7958333 | -7.7113889 | 485 | 2834 |
| Turnpike | city | Tiobraid Arann | Ireland | 52.6697222 | -7.6836111 | 446 | 2859 |
| Twoford Bridges | city | Tiobraid Arann | Ireland | 52.6144444 | -7.8930556 | 275 | 2857 |
| Twomileborris | city | Tiobraid Arann | Ireland | 52.6716667 | -7.72 | 413 | 2850 |
| Twomilebridge | city | Tiobraid Arann | Ireland | 52.3622222 | -7.6441667 | 288 | 3832 |
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