| Cities | Distance |
|---|---|
| Westerlo to Opwijk | 32.87 mi (52.91 km) |
| Westerlo to Ostend | 87.11 mi (140.19 km) |
| Westerlo to Oud-Heverlee | 20.41 mi (32.85 km) |
| Westerlo to Oud-Turnhout | 16.38 mi (26.36 km) |
| Westerlo to Oudenaarde | 59.52 mi (95.78 km) |
| Westerlo to Oudenburg | 83.39 mi (134.20 km) |
| Westerlo to Oupeye | 40.91 mi (65.83 km) |
| Westerlo to Overijse | 26.62 mi (42.83 km) |
| Westerlo to Overpelt | 23.55 mi (37.90 km) |
| Westerlo to Paal | 11.53 mi (18.56 km) |
| Westerlo to Peer | 23.54 mi (37.89 km) |
| Westerlo to Pepinster | 53.08 mi (85.42 km) |
| Westerlo to Peruwelz | 70.16 mi (112.92 km) |
| Westerlo to Perwez | 32.04 mi (51.56 km) |
| Westerlo to Philippeville | 63.11 mi (101.57 km) |