| Sinj to Oignies | 792.05 mi (1,274.69 km) |
| Sinj to Oissel | 833.22 mi (1,340.93 km) |
| Sinj to Olivet | 764.44 mi (1,230.25 km) |
| Sinj to Ollioules | 542.32 mi (872.77 km) |
| Sinj to Olonne-sur-Mer | 916.28 mi (1,474.62 km) |
| Sinj to Oloron-Sainte-Marie | 863.95 mi (1,390.39 km) |
| Sinj to Onet Village | 698.07 mi (1,123.43 km) |
| Sinj to Onnaing | 766.43 mi (1,233.44 km) |
| Sinj to Orange | 588.72 mi (947.46 km) |
| Sinj to Orchies | 782.83 mi (1,259.84 km) |
| Sinj to Orleans | 764.84 mi (1,230.88 km) |
| Sinj to Orly | 763.11 mi (1,228.11 km) |
| Sinj to Ormesson-sur-Marne | 758.06 mi (1,219.98 km) |
| Sinj to Orsay | 770.66 mi (1,240.26 km) |
| Sinj to Orthez | 869.43 mi (1,399.21 km) |
