| Genoa to Oberkirch | 287.67 mi (462.95 km) |
| Genoa to Obernburg am Main | 375.23 mi (603.87 km) |
| Genoa to Obernkirchen | 542.81 mi (873.58 km) |
| Genoa to Oberschleissheim | 293.46 mi (472.27 km) |
| Genoa to Oberstdorf | 217.05 mi (349.31 km) |
| Genoa to Obertraubling | 349.96 mi (563.21 km) |
| Genoa to Obertshausen | 390.79 mi (628.92 km) |
| Genoa to Oberursel | 400.55 mi (644.62 km) |
| Genoa to Ochsenfurt | 365.88 mi (588.82 km) |
| Genoa to Ochsenhausen | 257.56 mi (414.51 km) |
| Genoa to Ochtrup | 544.42 mi (876.17 km) |
| Genoa to Odenthal | 465.23 mi (748.72 km) |
| Genoa to Oelde | 514.09 mi (827.34 km) |
| Genoa to Oelsnitz | 441.52 mi (710.57 km) |
| Genoa to Oer-Erkenschwick | 505.59 mi (813.67 km) |
