| Sasso Marconi to Opwijk | 559.72 mi (900.78 km) |
| Sasso Marconi to Ostend | 608.99 mi (980.07 km) |
| Sasso Marconi to Oud-Heverlee | 539.52 mi (868.27 km) |
| Sasso Marconi to Oud-Turnhout | 558.80 mi (899.31 km) |
| Sasso Marconi to Oudenaarde | 569.91 mi (917.18 km) |
| Sasso Marconi to Oudenburg | 604.47 mi (972.80 km) |
| Sasso Marconi to Oupeye | 507.92 mi (817.42 km) |
| Sasso Marconi to Overijse | 540.32 mi (869.56 km) |
| Sasso Marconi to Overpelt | 542.83 mi (873.60 km) |
| Sasso Marconi to Paal | 538.31 mi (866.32 km) |
| Sasso Marconi to Peer | 537.07 mi (864.33 km) |
| Sasso Marconi to Pepinster | 495.58 mi (797.55 km) |
| Sasso Marconi to Peruwelz | 553.38 mi (890.57 km) |
| Sasso Marconi to Perwez | 524.09 mi (843.43 km) |
| Sasso Marconi to Philippeville | 508.63 mi (818.57 km) |
