| Marigliano to Oegstgeest | 908.69 mi (1,462.39 km) |
| Marigliano to Oirschot | 849.62 mi (1,367.33 km) |
| Marigliano to Oisterwijk | 856.80 mi (1,378.88 km) |
| Marigliano to Oldebroek | 891.51 mi (1,434.75 km) |
| Marigliano to Oldenzaal | 862.50 mi (1,388.05 km) |
| Marigliano to Ommen | 884.88 mi (1,424.08 km) |
| Marigliano to Oosterend | 921.43 mi (1,482.91 km) |
| Marigliano to Oosterhout | 868.61 mi (1,397.89 km) |
| Marigliano to Oosterwolde | 916.20 mi (1,474.49 km) |
| Marigliano to Oostzaan | 913.07 mi (1,469.44 km) |
| Marigliano to Opmeer | 927.02 mi (1,491.89 km) |
| Marigliano to Oss | 859.81 mi (1,383.73 km) |
| Marigliano to Oud-Beijerland | 889.77 mi (1,431.95 km) |
| Marigliano to Oudenbosch | 873.97 mi (1,406.52 km) |
| Marigliano to Oudewater | 889.55 mi (1,431.59 km) |
