| Naantali to Oignies | 1,009.67 mi (1,624.91 km) |
| Naantali to Oissel | 1,123.55 mi (1,808.19 km) |
| Naantali to Olivet | 1,182.75 mi (1,903.46 km) |
| Naantali to Ollioules | 1,374.11 mi (2,211.42 km) |
| Naantali to Olonne-sur-Mer | 1,358.00 mi (2,185.49 km) |
| Naantali to Oloron-Sainte-Marie | 1,519.76 mi (2,445.82 km) |
| Naantali to Onet Village | 1,370.34 mi (2,205.34 km) |
| Naantali to Onnaing | 997.23 mi (1,604.89 km) |
| Naantali to Orange | 1,333.48 mi (2,146.03 km) |
| Naantali to Orchies | 1,002.38 mi (1,613.17 km) |
| Naantali to Orleans | 1,180.35 mi (1,899.59 km) |
| Naantali to Orly | 1,120.21 mi (1,802.80 km) |
| Naantali to Ormesson-sur-Marne | 1,113.95 mi (1,792.72 km) |
| Naantali to Orsay | 1,128.31 mi (1,815.84 km) |
| Naantali to Orthez | 1,506.51 mi (2,424.49 km) |
