| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Daingean | city | Offaly | Ireland | 53.30 | -7.29 | 278 | 1972 |
| Derrics | city | Offaly | Ireland | 53.31 | -7.62 | 232 | 4038 |
| Derries | city | Offaly | Ireland | 53.31 | -7.02 | 259 | 5701 |
| Derrooly | city | Offaly | Ireland | 53.26 | -7.65 | 242 | 1418 |
| Derrybrat | city | Offaly | Ireland | 53.20 | -7.78 | 223 | 1427 |
| Derrycarney | city | Offaly | Ireland | 53.24 | -7.79 | 206 | 1827 |
| Derryclure | city | Offaly | Ireland | 53.24 | -7.48 | 265 | 11779 |
| Derrycoffey | city | Offaly | Ireland | 53.36 | -7.33 | 830 | 1827 |
| Derrycooly | city | Offaly | Ireland | 53.26 | -7.67 | 236 | 1309 |
| Derrydolney | city | Offaly | Ireland | 53.19 | -7.71 | 239 | 1738 |
| Derrygawny | city | Offaly | Ireland | 53.41 | -7.20 | 830 | 1266 |
| Derrygolan | city | Offaly | Ireland | 53.33 | -7.47 | 252 | 6007 |
| Derrygreenagh | city | Offaly | Ireland | 53.39 | -7.28 | 830 | 2399 |
| Derrygrogan | city | Offaly | Ireland | 53.31 | -7.39 | 364 | 1418 |
| Derryharney | city | Offaly | Ireland | 53.30 | -7.95 | 196 | 1178 |
| Derrylesk | city | Offaly | Ireland | 53.27 | -7.25 | 272 | 1426 |
| Derrynagun | city | Offaly | Ireland | 53.30 | -7.73 | 216 | 1816 |
| Derryounce | city | Offaly | Ireland | 53.18 | -7.20 | 275 | 5414 |
| Derryrobinson | city | Offaly | Ireland | 53.28 | -7.19 | 265 | 1047 |
| Derryvilla | city | Offaly | Ireland | 53.18 | -7.18 | 269 | 5678 |
| Doire Abhla | city | Offaly | Ireland | 53.26 | -7.65 | 242 | 1418 |
| Doire Beag | city | Offaly | Ireland | 53.19 | -7.71 | 239 | 1738 |
| Doire Chearráin | city | Offaly | Ireland | 53.30 | -7.95 | 196 | 1178 |
| Doire Chod | city | Offaly | Ireland | 53.31 | -7.02 | 259 | 5701 |
| Doire Cluthar | city | Offaly | Ireland | 53.24 | -7.48 | 265 | 11779 |
| Doire Cúile | city | Offaly | Ireland | 53.26 | -7.67 | 236 | 1309 |
| Doire Dhraighneach | city | Offaly | Ireland | 53.39 | -7.28 | 830 | 2399 |
| Doire Fhuinsigh | city | Offaly | Ireland | 53.18 | -7.20 | 275 | 5414 |
| Doire Uí Chatharnaigh | city | Offaly | Ireland | 53.24 | -7.79 | 206 | 1827 |
| Doire Uí Chofaigh | city | Offaly | Ireland | 53.36 | -7.33 | 830 | 1827 |
| Doire an Bhile | city | Offaly | Ireland | 53.18 | -7.18 | 269 | 5678 |
| Doire an Ghabhláin | city | Offaly | Ireland | 53.33 | -7.47 | 252 | 6007 |
| Doire na gCon | city | Offaly | Ireland | 53.30 | -7.73 | 216 | 1816 |
| Doon Cross Road | city | Offaly | Ireland | 53.33 | -7.82 | 830 | 1769 |
| Draighneach | city | Offaly | Ireland | 53.19 | -7.84 | 229 | 1027 |
| Drinagh | city | Offaly | Ireland | 53.19 | -7.84 | 229 | 1027 |
| Drinagh | city | Offaly | Ireland | 53.15 | -7.68 | 295 | 1344 |
| Droichead na Sionainne | city | Offaly | Ireland | 53.28 | -8.04 | 183 | 901 |
| Droim Cúile | city | Offaly | Ireland | 53.32 | -7.07 | 305 | 5981 |
| Drumcooly | city | Offaly | Ireland | 53.32 | -7.07 | 305 | 5981 |
| Drumcullen Bridge | city | Offaly | Ireland | 53.10 | -7.74 | 331 | 990 |
| Dunkerrin | city | Offaly | Ireland | 52.91 | -7.91 | 830 | 1217 |
| Dúchoill | city | Offaly | Ireland | 53.40 | -7.64 | 242 | 2180 |