| Kuressaare to Oestrich-Winkel | 814.63 mi (1,311.02 km) |
| Kuressaare to Offenburg | 900.02 mi (1,448.44 km) |
| Kuressaare to Oftersheim | 832.24 mi (1,339.36 km) |
| Kuressaare to Ohrdruf | 694.38 mi (1,117.49 km) |
| Kuressaare to Ohringen | 817.35 mi (1,315.40 km) |
| Kuressaare to Olbernhau | 638.78 mi (1,028.01 km) |
| Kuressaare to Olching | 831.63 mi (1,338.37 km) |
| Kuressaare to Oldenburg | 656.19 mi (1,056.04 km) |
| Kuressaare to Oldenburg in Holstein | 520.99 mi (838.45 km) |
| Kuressaare to Olfen | 747.01 mi (1,202.19 km) |
| Kuressaare to Olpe | 767.21 mi (1,234.71 km) |
| Kuressaare to Olsberg | 731.11 mi (1,176.60 km) |
| Kuressaare to Oranienburg | 523.62 mi (842.68 km) |
| Kuressaare to Ortenberg | 765.85 mi (1,232.52 km) |
| Kuressaare to Oschatz | 607.27 mi (977.31 km) |
