| Marseille to Opwijk | 532.87 mi (857.58 km) |
| Marseille to Ostend | 559.70 mi (900.76 km) |
| Marseille to Oud-Heverlee | 521.79 mi (839.75 km) |
| Marseille to Oud-Turnhout | 554.44 mi (892.29 km) |
| Marseille to Oudenaarde | 528.46 mi (850.48 km) |
| Marseille to Oudenburg | 556.08 mi (894.92 km) |
| Marseille to Oupeye | 512.27 mi (824.42 km) |
| Marseille to Overijse | 518.78 mi (834.90 km) |
| Marseille to Overpelt | 547.24 mi (880.70 km) |
| Marseille to Paal | 535.06 mi (861.09 km) |
| Marseille to Peer | 541.46 mi (871.39 km) |
| Marseille to Pepinster | 502.77 mi (809.13 km) |
| Marseille to Peruwelz | 505.91 mi (814.19 km) |
| Marseille to Perwez | 506.97 mi (815.88 km) |
| Marseille to Philippeville | 478.56 mi (770.17 km) |
