| Haapsalu to Obernburg am Main | 851.39 mi (1,370.18 km) |
| Haapsalu to Obernkirchen | 725.06 mi (1,166.88 km) |
| Haapsalu to Oberschleissheim | 883.99 mi (1,422.65 km) |
| Haapsalu to Oberstdorf | 963.79 mi (1,551.08 km) |
| Haapsalu to Obertraubling | 827.44 mi (1,331.64 km) |
| Haapsalu to Obertshausen | 847.31 mi (1,363.61 km) |
| Haapsalu to Oberursel | 846.98 mi (1,363.08 km) |
| Haapsalu to Ochsenfurt | 837.77 mi (1,348.26 km) |
| Haapsalu to Ochsenhausen | 932.07 mi (1,500.02 km) |
| Haapsalu to Ochtrup | 786.80 mi (1,266.23 km) |
| Haapsalu to Odenthal | 845.94 mi (1,361.41 km) |
| Haapsalu to Oelde | 775.27 mi (1,247.68 km) |
| Haapsalu to Oelsnitz | 741.69 mi (1,193.63 km) |
| Haapsalu to Oer-Erkenschwick | 811.82 mi (1,306.50 km) |
| Haapsalu to Oerlinghausen | 753.25 mi (1,212.23 km) |
