| Leonberg to Octeville | 483.91 mi (778.78 km) |
| Leonberg to Oignies | 292.86 mi (471.32 km) |
| Leonberg to Oissel | 360.34 mi (579.91 km) |
| Leonberg to Olivet | 332.93 mi (535.80 km) |
| Leonberg to Ollioules | 419.62 mi (675.31 km) |
| Leonberg to Olonne-sur-Mer | 525.16 mi (845.17 km) |
| Leonberg to Oloron-Sainte-Marie | 601.93 mi (968.71 km) |
| Leonberg to Onet Village | 431.98 mi (695.21 km) |
| Leonberg to Onnaing | 266.05 mi (428.17 km) |
| Leonberg to Orange | 379.09 mi (610.09 km) |
| Leonberg to Orchies | 282.74 mi (455.03 km) |
| Leonberg to Orleans | 331.92 mi (534.18 km) |
| Leonberg to Orly | 301.39 mi (485.04 km) |
| Leonberg to Ormesson-sur-Marne | 294.63 mi (474.15 km) |
| Leonberg to Orsay | 310.93 mi (500.39 km) |
