| Raamsdonksveer to Orbetello | 704.43 mi (1,133.67 km) |
| Raamsdonksveer to Oria | 982.56 mi (1,581.27 km) |
| Raamsdonksveer to Oristano | 833.01 mi (1,340.60 km) |
| Raamsdonksveer to Orta Nova | 879.80 mi (1,415.89 km) |
| Raamsdonksveer to Orte | 728.00 mi (1,171.61 km) |
| Raamsdonksveer to Ortona | 784.41 mi (1,262.38 km) |
| Raamsdonksveer to Orvieto | 705.81 mi (1,135.89 km) |
| Raamsdonksveer to Orzinuovi | 491.84 mi (791.55 km) |
| Raamsdonksveer to Osimo | 693.42 mi (1,115.95 km) |
| Raamsdonksveer to Ospitaletto | 485.32 mi (781.05 km) |
| Raamsdonksveer to Ostuni | 967.74 mi (1,557.43 km) |
| Raamsdonksveer to Ottaviano | 876.38 mi (1,410.40 km) |
| Raamsdonksveer to Ovada | 516.75 mi (831.63 km) |
| Raamsdonksveer to Ozieri | 791.65 mi (1,274.05 km) |
| Raamsdonksveer to Paceco | 1,017.32 mi (1,637.22 km) |
