| Mangualde to Octeville | 690.53 mi (1,111.31 km) |
| Mangualde to Oignies | 855.76 mi (1,377.22 km) |
| Mangualde to Oissel | 741.67 mi (1,193.60 km) |
| Mangualde to Olivet | 692.05 mi (1,113.75 km) |
| Mangualde to Ollioules | 720.80 mi (1,160.02 km) |
| Mangualde to Olonne-sur-Mer | 507.45 mi (816.67 km) |
| Mangualde to Oloron-Sainte-Marie | 408.95 mi (658.14 km) |
| Mangualde to Onet Village | 587.55 mi (945.57 km) |
| Mangualde to Onnaing | 869.53 mi (1,399.37 km) |
| Mangualde to Orange | 685.69 mi (1,103.52 km) |
| Mangualde to Orchies | 863.38 mi (1,389.47 km) |
| Mangualde to Orleans | 694.15 mi (1,117.13 km) |
| Mangualde to Orly | 750.48 mi (1,207.78 km) |
| Mangualde to Ormesson-sur-Marne | 757.23 mi (1,218.65 km) |
| Mangualde to Orsay | 741.62 mi (1,193.53 km) |
