| Cities | Distance |
|---|---|
| Harsum to Opwijk | 262.26 mi (422.07 km) |
| Harsum to Ostend | 308.76 mi (496.91 km) |
| Harsum to Oud-Heverlee | 246.46 mi (396.64 km) |
| Harsum to Oud-Turnhout | 221.46 mi (356.40 km) |
| Harsum to Oudenaarde | 288.87 mi (464.89 km) |
| Harsum to Oudenburg | 306.20 mi (492.78 km) |
| Harsum to Oupeye | 212.65 mi (342.23 km) |
| Harsum to Overijse | 253.20 mi (407.48 km) |
| Harsum to Overpelt | 206.11 mi (331.71 km) |
| Harsum to Paal | 220.54 mi (354.93 km) |
| Harsum to Peer | 206.80 mi (332.81 km) |
| Harsum to Pepinster | 211.46 mi (340.32 km) |
| Harsum to Peruwelz | 298.70 mi (480.70 km) |
| Harsum to Perwez | 247.09 mi (397.65 km) |
| Harsum to Philippeville | 272.02 mi (437.78 km) |