| Cities | Distance |
|---|---|
| Olching to Opwijk | 372.12 mi (598.87 km) |
| Olching to Ostend | 429.12 mi (690.60 km) |
| Olching to Oud-Heverlee | 349.21 mi (562.00 km) |
| Olching to Oud-Turnhout | 355.16 mi (571.57 km) |
| Olching to Oudenaarde | 391.27 mi (629.68 km) |
| Olching to Oudenburg | 424.70 mi (683.48 km) |
| Olching to Oupeye | 308.04 mi (495.74 km) |
| Olching to Overijse | 352.70 mi (567.62 km) |
| Olching to Overpelt | 335.89 mi (540.56 km) |
| Olching to Paal | 337.63 mi (543.37 km) |
| Olching to Peer | 331.20 mi (533.02 km) |
| Olching to Pepinster | 296.43 mi (477.05 km) |
| Olching to Peruwelz | 382.82 mi (616.09 km) |
| Olching to Perwez | 336.69 mi (541.84 km) |
| Olching to Philippeville | 335.13 mi (539.34 km) |