| Trebbin to Octeville | 669.45 mi (1,077.38 km) |
| Trebbin to Oignies | 456.32 mi (734.37 km) |
| Trebbin to Oissel | 564.23 mi (908.03 km) |
| Trebbin to Olivet | 583.74 mi (939.43 km) |
| Trebbin to Ollioules | 713.54 mi (1,148.34 km) |
| Trebbin to Olonne-sur-Mer | 777.41 mi (1,251.11 km) |
| Trebbin to Oloron-Sainte-Marie | 892.01 mi (1,435.56 km) |
| Trebbin to Onet Village | 727.90 mi (1,171.45 km) |
| Trebbin to Onnaing | 433.23 mi (697.21 km) |
| Trebbin to Orange | 677.98 mi (1,091.10 km) |
| Trebbin to Orchies | 445.79 mi (717.44 km) |
| Trebbin to Orleans | 581.88 mi (936.45 km) |
| Trebbin to Orly | 531.58 mi (855.50 km) |
| Trebbin to Ormesson-sur-Marne | 524.41 mi (843.96 km) |
| Trebbin to Orsay | 541.24 mi (871.04 km) |
