| Schmallenberg to Opwijk | 178.53 mi (287.31 km) |
| Schmallenberg to Ostend | 232.35 mi (373.93 km) |
| Schmallenberg to Oud-Heverlee | 158.83 mi (255.61 km) |
| Schmallenberg to Oud-Turnhout | 143.28 mi (230.58 km) |
| Schmallenberg to Oudenaarde | 204.70 mi (329.44 km) |
| Schmallenberg to Oudenburg | 228.92 mi (368.41 km) |
| Schmallenberg to Oupeye | 118.98 mi (191.49 km) |
| Schmallenberg to Overijse | 165.15 mi (265.79 km) |
| Schmallenberg to Overpelt | 124.29 mi (200.02 km) |
| Schmallenberg to Paal | 135.23 mi (217.63 km) |
| Schmallenberg to Peer | 122.72 mi (197.49 km) |
| Schmallenberg to Pepinster | 114.90 mi (184.91 km) |
| Schmallenberg to Peruwelz | 209.71 mi (337.50 km) |
| Schmallenberg to Perwez | 155.50 mi (250.25 km) |
| Schmallenberg to Philippeville | 176.15 mi (283.49 km) |
