| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ook | city | Gyeongnam | Korea, Republic of (South) | 35.30 | 128.13 | 213 | 18474 |
| Ooka | city | Shizuoka | Japan | 35.11 | 138.87 | 78 | 161477 |
| Ooka-hei | city | Nagano | Japan | 36.48 | 137.97 | 2509 | 4453 |
| Ooka-otsu | city | Nagano | Japan | 36.50 | 137.97 | 2851 | 4534 |
| Ookatku | city | Jogevamaa | Estonia | 58.85 | 26.62 | 337 | 447 |
| Ookayama | city | Tokyo | Japan | 35.61 | 139.68 | 75 | 1401676 |
| Ooke | city | Chiba | Japan | 35.45 | 140.16 | 328 | 91596 |
| Ookhta | city | Zabul | Afghanistan | 32.27 | 66.42 | 5869 | 1150 |
| Ooklee | city | Karnataka | India | 16.73 | 75.88 | 1935 | 19387 |
| Ooktevreden | city | Free State | South Africa | -28.82 | 25.89 | 4189 | 152 |