| Traun to Oignies | 528.91 mi (851.20 km) |
| Traun to Oissel | 602.81 mi (970.13 km) |
| Traun to Olivet | 569.92 mi (917.19 km) |
| Traun to Ollioules | 535.59 mi (861.94 km) |
| Traun to Olonne-sur-Mer | 756.73 mi (1,217.85 km) |
| Traun to Oloron-Sainte-Marie | 794.32 mi (1,278.33 km) |
| Traun to Onet Village | 615.68 mi (990.84 km) |
| Traun to Onnaing | 501.72 mi (807.44 km) |
| Traun to Orange | 531.52 mi (855.40 km) |
| Traun to Orchies | 518.26 mi (834.05 km) |
| Traun to Orleans | 569.21 mi (916.05 km) |
| Traun to Orly | 543.21 mi (874.22 km) |
| Traun to Ormesson-sur-Marne | 536.56 mi (863.52 km) |
| Traun to Orsay | 552.62 mi (889.36 km) |
| Traun to Orthez | 791.17 mi (1,273.27 km) |
