| Cities | Distance |
|---|---|
| Apen to Opwijk | 218.96 mi (352.38 km) |
| Apen to Ostend | 248.62 mi (400.11 km) |
| Apen to Oud-Heverlee | 212.27 mi (341.62 km) |
| Apen to Oud-Turnhout | 177.74 mi (286.04 km) |
| Apen to Oudenaarde | 242.54 mi (390.33 km) |
| Apen to Oudenburg | 247.53 mi (398.36 km) |
| Apen to Oupeye | 196.59 mi (316.39 km) |
| Apen to Overijse | 218.58 mi (351.78 km) |
| Apen to Overpelt | 171.58 mi (276.13 km) |
| Apen to Paal | 187.70 mi (302.07 km) |
| Apen to Peer | 175.45 mi (282.36 km) |
| Apen to Pepinster | 202.13 mi (325.30 km) |
| Apen to Peruwelz | 259.59 mi (417.78 km) |
| Apen to Perwez | 220.16 mi (354.31 km) |
| Apen to Philippeville | 251.05 mi (404.03 km) |