| Royal Tunbridge Wells to Oberkirch | 391.78 mi (630.51 km) |
| Royal Tunbridge Wells to Obernburg am Main | 400.12 mi (643.93 km) |
| Royal Tunbridge Wells to Obernkirchen | 386.94 mi (622.73 km) |
| Royal Tunbridge Wells to Oberschleissheim | 542.37 mi (872.86 km) |
| Royal Tunbridge Wells to Oberstdorf | 519.02 mi (835.29 km) |
| Royal Tunbridge Wells to Obertraubling | 548.24 mi (882.31 km) |
| Royal Tunbridge Wells to Obertshausen | 382.77 mi (616.00 km) |
| Royal Tunbridge Wells to Oberursel | 369.49 mi (594.63 km) |
| Royal Tunbridge Wells to Ochsenfurt | 443.46 mi (713.68 km) |
| Royal Tunbridge Wells to Ochsenhausen | 481.96 mi (775.65 km) |
| Royal Tunbridge Wells to Ochtrup | 305.84 mi (492.21 km) |
| Royal Tunbridge Wells to Odenthal | 297.45 mi (478.70 km) |
| Royal Tunbridge Wells to Oelde | 342.63 mi (551.41 km) |
| Royal Tunbridge Wells to Oelsnitz | 521.87 mi (839.87 km) |
| Royal Tunbridge Wells to Oer-Erkenschwick | 303.24 mi (488.01 km) |
