| Boscoreale to Oegstgeest | 919.69 mi (1,480.09 km) |
| Boscoreale to Oirschot | 860.63 mi (1,385.05 km) |
| Boscoreale to Oisterwijk | 867.81 mi (1,396.60 km) |
| Boscoreale to Oldebroek | 902.74 mi (1,452.82 km) |
| Boscoreale to Oldenzaal | 873.84 mi (1,406.31 km) |
| Boscoreale to Ommen | 896.18 mi (1,442.27 km) |
| Boscoreale to Oosterend | 932.75 mi (1,501.11 km) |
| Boscoreale to Oosterhout | 879.57 mi (1,415.53 km) |
| Boscoreale to Oosterwolde | 927.54 mi (1,492.73 km) |
| Boscoreale to Oostzaan | 924.17 mi (1,487.30 km) |
| Boscoreale to Opmeer | 938.16 mi (1,509.82 km) |
| Boscoreale to Oss | 870.89 mi (1,401.57 km) |
| Boscoreale to Oud-Beijerland | 900.70 mi (1,449.53 km) |
| Boscoreale to Oudenbosch | 884.87 mi (1,424.06 km) |
| Boscoreale to Oudewater | 900.58 mi (1,449.35 km) |
