| Riccione Marina to Opwijk | 622.06 mi (1,001.11 km) |
| Riccione Marina to Ostend | 673.17 mi (1,083.36 km) |
| Riccione Marina to Oud-Heverlee | 601.12 mi (967.41 km) |
| Riccione Marina to Oud-Turnhout | 618.03 mi (994.63 km) |
| Riccione Marina to Oudenaarde | 633.87 mi (1,020.12 km) |
| Riccione Marina to Oudenburg | 668.62 mi (1,076.04 km) |
| Riccione Marina to Oupeye | 567.25 mi (912.90 km) |
| Riccione Marina to Overijse | 602.42 mi (969.50 km) |
| Riccione Marina to Overpelt | 601.15 mi (967.46 km) |
| Riccione Marina to Paal | 597.90 mi (962.22 km) |
| Riccione Marina to Peer | 595.56 mi (958.46 km) |
| Riccione Marina to Pepinster | 554.86 mi (892.96 km) |
| Riccione Marina to Peruwelz | 618.40 mi (995.22 km) |
| Riccione Marina to Perwez | 586.00 mi (943.07 km) |
| Riccione Marina to Philippeville | 572.61 mi (921.53 km) |
