| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Tyholland | city | | Ireland | 54.25 | -6.9 | 213 | 3602 |
| Tyholland Bridge | city | | Ireland | 54.25 | -6.9 | 213 | 3602 |
| Tynagh | city | Gaillimh | Ireland | 53.1494444 | -8.3725 | 246 | 2885 |
| Tyredagh Upper | city | An Clar | Ireland | 52.9091667 | -8.79 | 269 | 2507 |
| Tyrrellspass | city | An Iarmhi | Ireland | 53.3888889 | -7.3736111 | 436 | 3059 |
| Tyrrelspass | city | An Iarmhi | Ireland | 53.3888889 | -7.3736111 | 436 | 3059 |
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