| Sassenheim to Opwijk | 88.20 mi (141.95 km) |
| Sassenheim to Ostend | 97.37 mi (156.70 km) |
| Sassenheim to Oud-Heverlee | 96.41 mi (155.16 km) |
| Sassenheim to Oud-Turnhout | 65.83 mi (105.94 km) |
| Sassenheim to Oudenaarde | 102.99 mi (165.75 km) |
| Sassenheim to Oudenburg | 97.15 mi (156.34 km) |
| Sassenheim to Oupeye | 115.41 mi (185.73 km) |
| Sassenheim to Overijse | 99.67 mi (160.40 km) |
| Sassenheim to Overpelt | 79.54 mi (128.00 km) |
| Sassenheim to Paal | 86.60 mi (139.37 km) |
| Sassenheim to Peer | 85.41 mi (137.45 km) |
| Sassenheim to Pepinster | 127.48 mi (205.17 km) |
| Sassenheim to Peruwelz | 124.84 mi (200.91 km) |
| Sassenheim to Perwez | 111.38 mi (179.25 km) |
| Sassenheim to Philippeville | 139.97 mi (225.27 km) |
