| Orimattila to Obernburg am Main | 993.92 mi (1,599.56 km) |
| Orimattila to Obernkirchen | 860.79 mi (1,385.30 km) |
| Orimattila to Oberschleissheim | 1,032.00 mi (1,660.85 km) |
| Orimattila to Oberstdorf | 1,111.21 mi (1,788.32 km) |
| Orimattila to Obertraubling | 975.47 mi (1,569.86 km) |
| Orimattila to Obertshausen | 988.79 mi (1,591.30 km) |
| Orimattila to Oberursel | 987.65 mi (1,589.47 km) |
| Orimattila to Ochsenfurt | 982.23 mi (1,580.74 km) |
| Orimattila to Ochsenhausen | 1,078.49 mi (1,735.65 km) |
| Orimattila to Ochtrup | 917.87 mi (1,477.17 km) |
| Orimattila to Odenthal | 981.16 mi (1,579.02 km) |
| Orimattila to Oelde | 910.20 mi (1,464.83 km) |
| Orimattila to Oelsnitz | 888.16 mi (1,429.35 km) |
| Orimattila to Oer-Erkenschwick | 945.25 mi (1,521.24 km) |
| Orimattila to Oerlinghausen | 888.95 mi (1,430.63 km) |
