| Trofaiach to Oignies | 583.43 mi (938.95 km) |
| Trofaiach to Oissel | 651.11 mi (1,047.86 km) |
| Trofaiach to Olivet | 610.10 mi (981.86 km) |
| Trofaiach to Ollioules | 534.25 mi (859.80 km) |
| Trofaiach to Olonne-sur-Mer | 791.80 mi (1,274.27 km) |
| Trofaiach to Oloron-Sainte-Marie | 811.30 mi (1,305.67 km) |
| Trofaiach to Onet Village | 632.40 mi (1,017.75 km) |
| Trofaiach to Onnaing | 556.34 mi (895.34 km) |
| Trofaiach to Orange | 540.75 mi (870.26 km) |
| Trofaiach to Orchies | 572.99 mi (922.14 km) |
| Trofaiach to Orleans | 609.62 mi (981.09 km) |
| Trofaiach to Orly | 588.58 mi (947.23 km) |
| Trofaiach to Ormesson-sur-Marne | 582.20 mi (936.95 km) |
| Trofaiach to Orsay | 597.70 mi (961.91 km) |
| Trofaiach to Orthez | 809.88 mi (1,303.38 km) |
