| Oceanside to Oberkirch | 5,862.57 mi (9,434.89 km) |
| Oceanside to Obernburg am Main | 5,828.92 mi (9,380.74 km) |
| Oceanside to Obernkirchen | 5,704.91 mi (9,181.16 km) |
| Oceanside to Oberschleissheim | 5,983.99 mi (9,630.30 km) |
| Oceanside to Oberstdorf | 5,988.38 mi (9,637.37 km) |
| Oceanside to Obertraubling | 5,964.21 mi (9,598.47 km) |
| Oceanside to Obertshausen | 5,808.12 mi (9,347.27 km) |
| Oceanside to Oberursel | 5,793.48 mi (9,323.70 km) |
| Oceanside to Ochsenfurt | 5,866.40 mi (9,441.06 km) |
| Oceanside to Ochsenhausen | 5,943.99 mi (9,565.92 km) |
| Oceanside to Ochtrup | 5,651.87 mi (9,095.80 km) |
| Oceanside to Odenthal | 5,707.82 mi (9,185.84 km) |
| Oceanside to Oelde | 5,698.67 mi (9,171.13 km) |
| Oceanside to Oelsnitz | 5,887.81 mi (9,475.51 km) |
| Oceanside to Oer-Erkenschwick | 5,681.62 mi (9,143.68 km) |
