| Metkovic to Oignies | 860.05 mi (1,384.12 km) |
| Metkovic to Oissel | 900.65 mi (1,449.46 km) |
| Metkovic to Olivet | 830.65 mi (1,336.80 km) |
| Metkovic to Ollioules | 595.05 mi (957.64 km) |
| Metkovic to Olonne-sur-Mer | 979.57 mi (1,576.46 km) |
| Metkovic to Oloron-Sainte-Marie | 918.93 mi (1,478.88 km) |
| Metkovic to Onet Village | 756.39 mi (1,217.29 km) |
| Metkovic to Onnaing | 834.42 mi (1,342.87 km) |
| Metkovic to Orange | 646.25 mi (1,040.03 km) |
| Metkovic to Orchies | 850.83 mi (1,369.27 km) |
| Metkovic to Orleans | 831.10 mi (1,337.52 km) |
| Metkovic to Orly | 830.37 mi (1,336.35 km) |
| Metkovic to Ormesson-sur-Marne | 825.38 mi (1,328.32 km) |
| Metkovic to Orsay | 837.83 mi (1,348.36 km) |
| Metkovic to Orthez | 925.35 mi (1,489.21 km) |
