| Almargem to Octeville | 834.01 mi (1,342.21 km) |
| Almargem to Oignies | 1,001.27 mi (1,611.38 km) |
| Almargem to Oissel | 887.14 mi (1,427.71 km) |
| Almargem to Olivet | 836.81 mi (1,346.71 km) |
| Almargem to Ollioules | 840.86 mi (1,353.24 km) |
| Almargem to Olonne-sur-Mer | 652.96 mi (1,050.83 km) |
| Almargem to Oloron-Sainte-Marie | 541.96 mi (872.21 km) |
| Almargem to Onet Village | 720.79 mi (1,159.99 km) |
| Almargem to Onnaing | 1,015.01 mi (1,633.49 km) |
| Almargem to Orange | 813.80 mi (1,309.68 km) |
| Almargem to Orchies | 1,008.88 mi (1,623.64 km) |
| Almargem to Orleans | 838.94 mi (1,350.15 km) |
| Almargem to Orly | 895.67 mi (1,441.44 km) |
| Almargem to Ormesson-sur-Marne | 902.39 mi (1,452.25 km) |
| Almargem to Orsay | 886.86 mi (1,427.27 km) |
