| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Coteeny | city | Galway | Ireland | 53.39 | -9.06 | 42 | 2456 |
| Cottage | city | Mayo | Ireland | 53.84 | -9.25 | 144 | 8762 |
| Cottian | city | Donegal | Ireland | 55.02 | -7.80 | 262 | 1938 |
| Cottown | city | Donegal | Ireland | 54.84 | -7.60 | 150 | 3861 |
| Cotts | city | Wexford | Ireland | 52.21 | -6.43 | 3 | 2060 |