| Olivares to Octeville | 872.92 mi (1,404.83 km) |
| Olivares to Oignies | 1,008.28 mi (1,622.67 km) |
| Olivares to Oissel | 899.61 mi (1,447.78 km) |
| Olivares to Olivet | 828.67 mi (1,333.62 km) |
| Olivares to Ollioules | 744.71 mi (1,198.49 km) |
| Olivares to Olonne-sur-Mer | 668.72 mi (1,076.20 km) |
| Olivares to Oloron-Sainte-Marie | 494.37 mi (795.62 km) |
| Olivares to Onet Village | 661.88 mi (1,065.18 km) |
| Olivares to Onnaing | 1,017.17 mi (1,636.97 km) |
| Olivares to Orange | 736.78 mi (1,185.74 km) |
| Olivares to Orchies | 1,014.19 mi (1,632.18 km) |
| Olivares to Orleans | 831.13 mi (1,337.58 km) |
| Olivares to Orly | 892.20 mi (1,435.85 km) |
| Olivares to Ormesson-sur-Marne | 898.17 mi (1,445.46 km) |
| Olivares to Orsay | 884.60 mi (1,423.63 km) |
