| Cities | Distance |
|---|---|
| Opwijk to Ostend | 57.69 mi (92.84 km) |
| Opwijk to Oud-Heverlee | 22.99 mi (37.00 km) |
| Opwijk to Oud-Turnhout | 42.28 mi (68.04 km) |
| Opwijk to Oudenaarde | 26.66 mi (42.91 km) |
| Opwijk to Oudenburg | 53.50 mi (86.11 km) |
| Opwijk to Oupeye | 66.15 mi (106.46 km) |
| Opwijk to Overijse | 19.83 mi (31.92 km) |
| Opwijk to Overpelt | 56.24 mi (90.51 km) |
| Opwijk to Paal | 43.31 mi (69.71 km) |
| Opwijk to Peer | 56.36 mi (90.70 km) |
| Opwijk to Pepinster | 76.54 mi (123.18 km) |
| Opwijk to Peruwelz | 40.68 mi (65.47 km) |
| Opwijk to Perwez | 36.35 mi (58.50 km) |
| Opwijk to Philippeville | 55.36 mi (89.10 km) |
| Opwijk to Plombieres | 78.73 mi (126.71 km) |