| Ocean Acres to Oberkirch | 3,928.36 mi (6,322.09 km) |
| Ocean Acres to Obernburg am Main | 3,934.60 mi (6,332.13 km) |
| Ocean Acres to Obernkirchen | 3,866.63 mi (6,222.74 km) |
| Ocean Acres to Oberschleissheim | 4,080.99 mi (6,567.72 km) |
| Ocean Acres to Oberstdorf | 4,053.42 mi (6,523.34 km) |
| Ocean Acres to Obertraubling | 4,083.38 mi (6,571.56 km) |
| Ocean Acres to Obertshausen | 3,915.70 mi (6,301.71 km) |
| Ocean Acres to Oberursel | 3,901.49 mi (6,278.85 km) |
| Ocean Acres to Ochsenfurt | 3,977.63 mi (6,401.37 km) |
| Ocean Acres to Ochsenhausen | 4,019.48 mi (6,468.73 km) |
| Ocean Acres to Ochtrup | 3,792.73 mi (6,103.80 km) |
| Ocean Acres to Odenthal | 3,820.14 mi (6,147.92 km) |
| Ocean Acres to Oelde | 3,840.21 mi (6,180.21 km) |
| Ocean Acres to Oelsnitz | 4,039.15 mi (6,500.38 km) |
| Ocean Acres to Oer-Erkenschwick | 3,809.60 mi (6,130.96 km) |
