| Cities | Distance |
|---|---|
| Apen to Obernburg am Main | 240.53 mi (387.10 km) |
| Apen to Obernkirchen | 85.72 mi (137.95 km) |
| Apen to Oberschleissheim | 380.63 mi (612.56 km) |
| Apen to Oberstdorf | 416.00 mi (669.49 km) |
| Apen to Obertraubling | 349.43 mi (562.36 km) |
| Apen to Obertshausen | 222.34 mi (357.82 km) |
| Apen to Oberursel | 211.10 mi (339.73 km) |
| Apen to Ochsenfurt | 265.18 mi (426.77 km) |
| Apen to Ochsenhausen | 367.86 mi (592.01 km) |
| Apen to Ochtrup | 74.82 mi (120.41 km) |
| Apen to Odenthal | 154.01 mi (247.86 km) |
| Apen to Oelde | 96.97 mi (156.06 km) |
| Apen to Oelsnitz | 268.57 mi (432.22 km) |
| Apen to Oer-Erkenschwick | 111.62 mi (179.64 km) |
| Apen to Oerlinghausen | 93.86 mi (151.05 km) |