| Apen to Octeville | 476.44 mi (766.76 km) |
| Apen to Oignies | 279.93 mi (450.50 km) |
| Apen to Oissel | 394.85 mi (635.46 km) |
| Apen to Olivet | 451.71 mi (726.96 km) |
| Apen to Ollioules | 702.37 mi (1,130.36 km) |
| Apen to Olonne-sur-Mer | 627.75 mi (1,010.26 km) |
| Apen to Oloron-Sainte-Marie | 792.59 mi (1,275.55 km) |
| Apen to Onet Village | 655.89 mi (1,055.55 km) |
| Apen to Onnaing | 265.82 mi (427.79 km) |
| Apen to Orange | 642.18 mi (1,033.49 km) |
| Apen to Orchies | 271.91 mi (437.59 km) |
| Apen to Orleans | 449.26 mi (723.01 km) |
| Apen to Orly | 388.64 mi (625.46 km) |
| Apen to Ormesson-sur-Marne | 382.47 mi (615.53 km) |
| Apen to Orsay | 396.66 mi (638.36 km) |
