| Svishtov to Oignies | 1,148.36 mi (1,848.11 km) |
| Svishtov to Oissel | 1,213.81 mi (1,953.44 km) |
| Svishtov to Olivet | 1,163.22 mi (1,872.02 km) |
| Svishtov to Ollioules | 977.74 mi (1,573.52 km) |
| Svishtov to Olonne-sur-Mer | 1,331.88 mi (2,143.46 km) |
| Svishtov to Oloron-Sainte-Marie | 1,297.95 mi (2,088.85 km) |
| Svishtov to Onet Village | 1,128.74 mi (1,816.53 km) |
| Svishtov to Onnaing | 1,121.23 mi (1,804.45 km) |
| Svishtov to Orange | 1,020.97 mi (1,643.09 km) |
| Svishtov to Orchies | 1,137.86 mi (1,831.21 km) |
| Svishtov to Orleans | 1,163.11 mi (1,871.85 km) |
| Svishtov to Orly | 1,148.83 mi (1,848.87 km) |
| Svishtov to Ormesson-sur-Marne | 1,142.77 mi (1,839.11 km) |
| Svishtov to Orsay | 1,157.57 mi (1,862.93 km) |
| Svishtov to Orthez | 1,302.60 mi (2,096.33 km) |
