| Olympia to Oberkirch | 5,207.96 mi (8,381.41 km) |
| Olympia to Obernburg am Main | 5,156.55 mi (8,298.67 km) |
| Olympia to Obernkirchen | 5,013.61 mi (8,068.63 km) |
| Olympia to Oberschleissheim | 5,307.15 mi (8,541.03 km) |
| Olympia to Oberstdorf | 5,327.13 mi (8,573.19 km) |
| Olympia to Obertraubling | 5,277.88 mi (8,493.93 km) |
| Olympia to Obertshausen | 5,136.02 mi (8,265.63 km) |
| Olympia to Oberursel | 5,122.00 mi (8,243.07 km) |
| Olympia to Ochsenfurt | 5,189.26 mi (8,351.31 km) |
| Olympia to Ochsenhausen | 5,279.93 mi (8,497.23 km) |
| Olympia to Ochtrup | 4,973.14 mi (8,003.50 km) |
| Olympia to Odenthal | 5,039.22 mi (8,109.84 km) |
| Olympia to Oelde | 5,016.91 mi (8,073.94 km) |
| Olympia to Oelsnitz | 5,190.87 mi (8,353.90 km) |
| Olympia to Oer-Erkenschwick | 5,007.14 mi (8,058.21 km) |
