| Sacavem to Opwijk | 1,059.85 mi (1,705.67 km) |
| Sacavem to Ostend | 1,037.64 mi (1,669.93 km) |
| Sacavem to Oud-Heverlee | 1,067.62 mi (1,718.18 km) |
| Sacavem to Oud-Turnhout | 1,101.22 mi (1,772.24 km) |
| Sacavem to Oudenaarde | 1,036.85 mi (1,668.65 km) |
| Sacavem to Oudenburg | 1,037.55 mi (1,669.78 km) |
| Sacavem to Oupeye | 1,091.97 mi (1,757.36 km) |
| Sacavem to Overijse | 1,061.09 mi (1,707.66 km) |
| Sacavem to Overpelt | 1,109.37 mi (1,785.36 km) |
| Sacavem to Paal | 1,093.22 mi (1,759.36 km) |
| Sacavem to Peer | 1,106.41 mi (1,780.59 km) |
| Sacavem to Pepinster | 1,090.90 mi (1,755.63 km) |
| Sacavem to Peruwelz | 1,019.21 mi (1,640.25 km) |
| Sacavem to Perwez | 1,061.88 mi (1,708.94 km) |
| Sacavem to Philippeville | 1,032.97 mi (1,662.40 km) |
