| Tartu to Obernburg am Main | 919.92 mi (1,480.46 km) |
| Tartu to Obernkirchen | 807.06 mi (1,298.84 km) |
| Tartu to Oberschleissheim | 934.47 mi (1,503.89 km) |
| Tartu to Oberstdorf | 1,016.50 mi (1,635.89 km) |
| Tartu to Obertraubling | 878.38 mi (1,413.62 km) |
| Tartu to Obertshausen | 918.14 mi (1,477.61 km) |
| Tartu to Oberursel | 919.45 mi (1,479.71 km) |
| Tartu to Ochsenfurt | 901.64 mi (1,451.05 km) |
| Tartu to Ochsenhausen | 989.00 mi (1,591.65 km) |
| Tartu to Ochtrup | 874.21 mi (1,406.90 km) |
| Tartu to Odenthal | 927.47 mi (1,492.62 km) |
| Tartu to Oelde | 857.86 mi (1,380.60 km) |
| Tartu to Oelsnitz | 800.29 mi (1,287.94 km) |
| Tartu to Oer-Erkenschwick | 896.08 mi (1,442.10 km) |
| Tartu to Oerlinghausen | 834.95 mi (1,343.73 km) |
