| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ottui | city | Plateaux | Congo | -2.09 | 15.59 | 2004 | 298 |
| Ottuk | city | Ysyk-Kol | Kyrgyzstan | 42.31 | 76.30 | 5383 | 367 |
| Ottuk | city | Naryn | Kyrgyzstan | 41.63 | 75.85 | 7549 | 447 |
| Ottukulama | city | North Western | Sri Lanka | 8.07 | 80.27 | 318 | 21497 |
| Ottukulama | city | North Western | Sri Lanka | 8.03 | 80.30 | 301 | 21538 |
| Ottukulama | city | North Western | Sri Lanka | 8.02 | 80.25 | 305 | 21264 |
| Ottukulama | city | North Western | Sri Lanka | 7.94 | 80.11 | 229 | 14016 |
| Ottum | city | Sogn og Fjordane | Norway | 61.45 | 7.50 | 0 | 117 |
| Ottum | city | Vastra Gotaland | Sweden | 58.32 | 13.22 | 298 | 1392 |
| Ottumwa | city | Iowa | United States | 41.02 | -92.41 | 830 | |
| Ottumwa | city | Kansas | United States | 38.28 | -95.80 | 1066 | |
| Ottumwa | city | South Dakota | United States | 44.23 | -101.35 | 2509 | |
| Ottumwa Junction | city | Iowa | United States | 41.05 | -92.44 | 830 | |
| Ottunia | city | Ivano-Frankivs'ka Oblast' | Ukraine | 48.74 | 24.86 | 862 | 5689 |
| Ottupillama | city | North Western | Sri Lanka | 7.61 | 79.95 | 49 | 39258 |
| Ottur | city | Karnataka | India | 14.42 | 75.10 | 1824 | 26489 |
| Otturitsy | city | Novgorodskaya Oblast' | Russia | 58.48 | 30.47 | 154 | 298 |
| Ottusville | city | Kentucky | United States | 38.32 | -84.90 | 830 | |
| Ottuur-Alyy | city | Sakha (Yakutiya) | Russia | 67.17 | 130.20 | 2086 | 0 |