| Croydon to Oberkirch | 413.38 mi (665.26 km) |
| Croydon to Obernburg am Main | 418.94 mi (674.22 km) |
| Croydon to Obernkirchen | 398.63 mi (641.54 km) |
| Croydon to Oberschleissheim | 562.76 mi (905.67 km) |
| Croydon to Oberstdorf | 540.82 mi (870.36 km) |
| Croydon to Obertraubling | 567.41 mi (913.16 km) |
| Croydon to Obertshausen | 401.21 mi (645.68 km) |
| Croydon to Oberursel | 387.70 mi (623.94 km) |
| Croydon to Ochsenfurt | 462.29 mi (743.98 km) |
| Croydon to Ochsenhausen | 503.25 mi (809.90 km) |
| Croydon to Ochtrup | 317.12 mi (510.35 km) |
| Croydon to Odenthal | 313.60 mi (504.69 km) |
| Croydon to Oelde | 355.70 mi (572.44 km) |
| Croydon to Oelsnitz | 538.43 mi (866.53 km) |
| Croydon to Oer-Erkenschwick | 316.96 mi (510.09 km) |
