| Formby to Oberkirch | 594.86 mi (957.33 km) |
| Formby to Obernburg am Main | 581.48 mi (935.81 km) |
| Formby to Obernkirchen | 514.80 mi (828.48 km) |
| Formby to Oberschleissheim | 733.56 mi (1,180.56 km) |
| Formby to Oberstdorf | 722.52 mi (1,162.78 km) |
| Formby to Obertraubling | 729.12 mi (1,173.41 km) |
| Formby to Obertshausen | 561.74 mi (904.03 km) |
| Formby to Oberursel | 547.20 mi (880.63 km) |
| Formby to Ochsenfurt | 623.70 mi (1,003.75 km) |
| Formby to Ochsenhausen | 681.39 mi (1,096.60 km) |
| Formby to Ochtrup | 437.34 mi (703.83 km) |
| Formby to Odenthal | 463.81 mi (746.44 km) |
| Formby to Oelde | 484.00 mi (778.93 km) |
| Formby to Oelsnitz | 681.98 mi (1,097.54 km) |
| Formby to Oer-Erkenschwick | 452.29 mi (727.90 km) |
