| Kuressaare to Oignies | 945.69 mi (1,521.94 km) |
| Kuressaare to Oissel | 1,060.71 mi (1,707.05 km) |
| Kuressaare to Olivet | 1,108.11 mi (1,783.32 km) |
| Kuressaare to Ollioules | 1,265.34 mi (2,036.37 km) |
| Kuressaare to Olonne-sur-Mer | 1,291.96 mi (2,079.21 km) |
| Kuressaare to Oloron-Sainte-Marie | 1,435.86 mi (2,310.79 km) |
| Kuressaare to Onet Village | 1,278.00 mi (2,056.74 km) |
| Kuressaare to Onnaing | 929.88 mi (1,496.50 km) |
| Kuressaare to Orange | 1,231.56 mi (1,982.01 km) |
| Kuressaare to Orchies | 937.27 mi (1,508.40 km) |
| Kuressaare to Orleans | 1,105.86 mi (1,779.72 km) |
| Kuressaare to Orly | 1,048.15 mi (1,686.83 km) |
| Kuressaare to Ormesson-sur-Marne | 1,041.48 mi (1,676.10 km) |
| Kuressaare to Orsay | 1,056.90 mi (1,700.92 km) |
| Kuressaare to Orthez | 1,424.23 mi (2,292.08 km) |
