| Palm Harbor to Oberkirch | 4,826.94 mi (7,768.22 km) |
| Palm Harbor to Obernburg am Main | 4,840.71 mi (7,790.37 km) |
| Palm Harbor to Obernkirchen | 4,782.81 mi (7,697.19 km) |
| Palm Harbor to Oberschleissheim | 4,983.00 mi (8,019.36 km) |
| Palm Harbor to Oberstdorf | 4,949.54 mi (7,965.52 km) |
| Palm Harbor to Obertraubling | 4,989.39 mi (8,029.65 km) |
| Palm Harbor to Obertshausen | 4,822.46 mi (7,760.99 km) |
| Palm Harbor to Oberursel | 4,808.57 mi (7,738.64 km) |
| Palm Harbor to Ochsenfurt | 4,884.00 mi (7,860.03 km) |
| Palm Harbor to Ochsenhausen | 4,918.38 mi (7,915.36 km) |
| Palm Harbor to Ochtrup | 4,706.93 mi (7,575.07 km) |
| Palm Harbor to Odenthal | 4,729.31 mi (7,611.09 km) |
| Palm Harbor to Oelde | 4,753.78 mi (7,650.47 km) |
| Palm Harbor to Oelsnitz | 4,951.19 mi (7,968.17 km) |
| Palm Harbor to Oer-Erkenschwick | 4,721.53 mi (7,598.57 km) |
