| Boulogne-Billancourt to Oegstgeest | 251.13 mi (404.15 km) |
| Boulogne-Billancourt to Oirschot | 228.49 mi (367.73 km) |
| Boulogne-Billancourt to Oisterwijk | 230.55 mi (371.04 km) |
| Boulogne-Billancourt to Oldebroek | 296.70 mi (477.50 km) |
| Boulogne-Billancourt to Oldenzaal | 316.50 mi (509.35 km) |
| Boulogne-Billancourt to Ommen | 313.15 mi (503.96 km) |
| Boulogne-Billancourt to Oosterend | 332.63 mi (535.31 km) |
| Boulogne-Billancourt to Oosterhout | 225.80 mi (363.40 km) |
| Boulogne-Billancourt to Oosterwolde | 336.86 mi (542.12 km) |
| Boulogne-Billancourt to Oostzaan | 274.20 mi (441.29 km) |
| Boulogne-Billancourt to Opmeer | 292.05 mi (470.00 km) |
| Boulogne-Billancourt to Oss | 248.79 mi (400.40 km) |
| Boulogne-Billancourt to Oud-Beijerland | 226.93 mi (365.20 km) |
| Boulogne-Billancourt to Oudenbosch | 215.37 mi (346.61 km) |
| Boulogne-Billancourt to Oudewater | 248.31 mi (399.62 km) |
