| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Keelogs | city | County Donegal | Ireland | 54.6413889 | -8.3563889 | 3 | 1617 |
| Keenagh | city | County Donegal | Ireland | 55.345 | -7.3144444 | 219 | 1223 |
| Kerrykeel | city | County Donegal | Ireland | 55.1333333 | -7.65 | 416 | 1934 |
| Kilcaddan | city | County Donegal | Ireland | 54.7930556 | -7.7141667 | 196 | 2315 |
| Kilcar | city | County Donegal | Ireland | 54.6338889 | -8.5933333 | 246 | 1737 |
| Kilcasey | city | County Donegal | Ireland | 54.6527778 | -8.5947222 | 246 | 1737 |
| Kilclooney | city | County Donegal | Ireland | 54.8241667 | -8.4344444 | 3 | 1641 |
| Kildaragh | city | County Donegal | Ireland | 55.1419444 | -7.9808333 | 833 | 2091 |
| Kildoney | city | County Donegal | Ireland | 54.5230556 | -8.2558333 | 3 | 810 |
| Kilgoly | city | County Donegal | Ireland | 54.7111111 | -8.6955556 | 994 | 1706 |
| Killea | city | County Donegal | Ireland | 54.9794444 | -7.4125 | 206 | 11802 |
| Killindarragh | city | County Donegal | Ireland | 54.8186111 | -7.5125 | 88 | 2828 |
| Killurtan | city | County Donegal | Ireland | 54.5855556 | -8.4372222 | 0 | 841 |
| Killybegs | city | County Donegal | Ireland | 54.6333333 | -8.45 | 0 | 1682 |
| Killyclug | city | County Donegal | Ireland | 54.9755556 | -7.7738889 | 498 | 2307 |
| Killygordon | city | County Donegal | Ireland | 54.8 | -7.6833333 | 144 | 2316 |
| Killyverry | city | County Donegal | Ireland | 54.9919444 | -7.5419444 | 157 | 1900 |
| Kilmacrenan | city | County Donegal | Ireland | 55.0308333 | -7.7791667 | 232 | 2304 |
| Kilmacrennan | city | County Donegal | Ireland | 55.0308333 | -7.7791667 | 232 | 2304 |
| Kilmonaster | city | County Donegal | Ireland | 54.8233333 | -7.5772222 | 226 | 2495 |
| Kilrean | city | County Donegal | Ireland | 54.7805556 | -8.3175 | 262 | 2318 |
| Kilross | city | County Donegal | Ireland | 54.8347222 | -7.7452778 | 410 | 2314 |
| Kincashla | city | County Donegal | Ireland | 55.0166667 | -8.3833333 | 68 | 1161 |
| Kincaslough | city | County Donegal | Ireland | 55.0166667 | -8.3833333 | 68 | 1161 |
| Kincasslagh | city | County Donegal | Ireland | 55.0166667 | -8.3833333 | 68 | 1161 |
| Kindroghed | city | County Donegal | Ireland | 55.2627778 | -7.1338889 | 252 | 1793 |
| Kindrohid | city | County Donegal | Ireland | 55.2780556 | -7.4644444 | 370 | 1318 |
| Kindrum | city | County Donegal | Ireland | 55.2238889 | -7.6997222 | 324 | 1577 |
| Kindrum More | city | County Donegal | Ireland | 55.2238889 | -7.6997222 | 324 | 1577 |
| Kingarrow | city | County Donegal | Ireland | 54.9 | -8.0383333 | 682 | 2311 |
| Kinnagoe | city | County Donegal | Ireland | 55.1636111 | -7.4036111 | 419 | 2297 |
| Kinnakillew | city | County Donegal | Ireland | 54.7177778 | -8.7011111 | 616 | 1706 |
| Knockbrack | city | County Donegal | Ireland | 54.9133333 | -7.6830556 | 400 | 2310 |
| Knockfola | city | County Donegal | Ireland | 55.1422222 | -8.28 | 242 | 1031 |
| Knockletteragh | city | County Donegal | Ireland | 54.8363889 | -8.0713889 | 997 | 2314 |
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