| Isla-Cristina to Octeville | 904.06 mi (1,454.95 km) |
| Isla-Cristina to Oignies | 1,048.88 mi (1,688.00 km) |
| Isla-Cristina to Oissel | 938.30 mi (1,510.05 km) |
| Isla-Cristina to Olivet | 872.33 mi (1,403.88 km) |
| Isla-Cristina to Ollioules | 805.96 mi (1,297.07 km) |
| Isla-Cristina to Olonne-sur-Mer | 705.01 mi (1,134.60 km) |
| Isla-Cristina to Oloron-Sainte-Marie | 544.73 mi (876.66 km) |
| Isla-Cristina to Onet Village | 716.12 mi (1,152.48 km) |
| Isla-Cristina to Onnaing | 1,059.05 mi (1,704.38 km) |
| Isla-Cristina to Orange | 794.87 mi (1,279.21 km) |
| Isla-Cristina to Orchies | 1,055.25 mi (1,698.26 km) |
| Isla-Cristina to Orleans | 874.73 mi (1,407.73 km) |
| Isla-Cristina to Orly | 935.00 mi (1,504.74 km) |
| Isla-Cristina to Ormesson-sur-Marne | 941.19 mi (1,514.70 km) |
| Isla-Cristina to Orsay | 927.06 mi (1,491.96 km) |
