| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Олтаарык | city | Surxondaryo | Uzbekistan | 37.30 | 67.36 | 1020 | 9199 |
| Олтарь | city | Novosibirskaya Oblast' | Russia | 54.54 | 76.65 | 351 | 298 |
| Олтен | city | Solothurn | Switzerland | 47.36 | 7.91 | 1669 | 58264 |
| Олтенешть | city | Vaslui | Romania | 46.58 | 27.90 | 830 | 3243 |
| Олтенице | city | Calarasi | Romania | 44.08 | 26.63 | 16 | 17252 |
| Олтень | city | Alba | Romania | 46.33 | 23.55 | 2588 | 2092 |
| Олтень | city | Covasna | Romania | 45.97 | 25.85 | 1912 | 2712 |
| Олтень | city | Vrancea | Romania | 45.73 | 27.10 | 305 | 11652 |
| Олтень | city | Prahova | Romania | 45.22 | 26.00 | 1669 | 13714 |
| Олтень | city | Valcea | Romania | 45.15 | 24.38 | 830 | 26737 |
| Олтень | city | Dambovita | Romania | 44.85 | 25.38 | 879 | 14739 |
| Олтень | city | Dambovita | Romania | 44.63 | 25.40 | 830 | 9111 |
| Олтень | city | Ilfov | Romania | 44.40 | 25.95 | 269 | 74025 |
| Олтень | city | Constanta | Romania | 43.92 | 28.03 | 830 | 1184 |
| Олтец | city | Brasov | Romania | 45.80 | 24.77 | 1669 | 2044 |
| Олтецань | city | Olt | Romania | 44.50 | 24.05 | 830 | 6527 |
| Олтецу | city | Valcea | Romania | 44.78 | 23.83 | 849 | 4198 |
| Олтинтопкан | city | Sughd | Tajikistan | 40.65 | 69.60 | 4527 | 5155 |
| Олтон | city | Illinois | United States | 38.89 | -90.18 | 830 | |
| Олтон | city | Missouri | United States | 36.69 | -91.40 | 830 | |
| Олту | city | Erzurum | Turkey | 40.54 | 41.99 | 4422 | 22706 |
| Олтурминские | city | Khanty-Mansiyskiy Avtonomnyy Okrug-Yugra | Russia | 61.37 | 68.30 | 82 | 0 |
| Олтухово | city | Ivanovskaya Oblast' | Russia | 57.36 | 41.68 | 830 | 293 |
| Олтуш | city | Brestskaya Oblast' | Belarus | 51.69 | 23.97 | 830 | 1639 |
| Олтушёво | city | Vladimirskaya Oblast' | Russia | 56.22 | 42.38 | 252 | 773 |
| Олтън | city | Hampshire | United Kingdom | 51.13 | -0.98 | 830 | 14300 |
| Олтянка | city | Valcea | Romania | 44.82 | 24.12 | 997 | 5303 |
| Олтянка | city | Teleorman | Romania | 43.83 | 24.80 | 200 | 8128 |
| Олтянка | city | Mehedinti | Romania | 44.44 | 22.97 | 862 | 3538 |
| Олтяну | city | Gorj | Romania | 44.88 | 22.92 | 984 | 5343 |
| Олтіна | city | Calarasi | Romania | 44.25 | 27.57 | 3 | 2232 |
| Олтіна | city | Constanta | Romania | 44.17 | 27.67 | 203 | 2026 |
| Олтішору | city | Olt | Romania | 44.38 | 24.28 | 370 | 6985 |