| Milan to Oberkirch | 218.18 mi (351.13 km) |
| Milan to Obernburg am Main | 302.16 mi (486.28 km) |
| Milan to Obernkirchen | 469.81 mi (756.09 km) |
| Milan to Oberschleissheim | 222.65 mi (358.32 km) |
| Milan to Oberstdorf | 143.90 mi (231.59 km) |
| Milan to Obertraubling | 279.16 mi (449.27 km) |
| Milan to Obertshausen | 318.25 mi (512.17 km) |
| Milan to Oberursel | 328.48 mi (528.64 km) |
| Milan to Ochsenfurt | 291.89 mi (469.76 km) |
| Milan to Ochsenhausen | 183.55 mi (295.39 km) |
| Milan to Ochtrup | 474.35 mi (763.39 km) |
| Milan to Odenthal | 396.21 mi (637.64 km) |
| Milan to Oelde | 442.42 mi (712.00 km) |
| Milan to Oelsnitz | 368.63 mi (593.25 km) |
| Milan to Oer-Erkenschwick | 435.75 mi (701.27 km) |
