| Musselburgh to Oberkirch | 694.12 mi (1,117.08 km) |
| Musselburgh to Obernburg am Main | 658.83 mi (1,060.29 km) |
| Musselburgh to Obernkirchen | 553.59 mi (890.92 km) |
| Musselburgh to Oberschleissheim | 814.16 mi (1,310.27 km) |
| Musselburgh to Oberstdorf | 818.22 mi (1,316.79 km) |
| Musselburgh to Obertraubling | 799.04 mi (1,285.93 km) |
| Musselburgh to Obertshausen | 638.09 mi (1,026.91 km) |
| Musselburgh to Oberursel | 623.37 mi (1,003.21 km) |
| Musselburgh to Ochsenfurt | 697.68 mi (1,122.81 km) |
| Musselburgh to Ochsenhausen | 773.18 mi (1,244.31 km) |
| Musselburgh to Ochtrup | 488.27 mi (785.80 km) |
| Musselburgh to Odenthal | 537.46 mi (864.96 km) |
| Musselburgh to Oelde | 536.40 mi (863.25 km) |
| Musselburgh to Oelsnitz | 734.52 mi (1,182.10 km) |
| Musselburgh to Oer-Erkenschwick | 514.10 mi (827.36 km) |
