| San Giuliano Milanese to Oberkirch | 223.75 mi (360.10 km) |
| San Giuliano Milanese to Obernburg am Main | 306.85 mi (493.82 km) |
| San Giuliano Milanese to Obernkirchen | 474.48 mi (763.60 km) |
| San Giuliano Milanese to Oberschleissheim | 224.54 mi (361.36 km) |
| San Giuliano Milanese to Oberstdorf | 146.74 mi (236.15 km) |
| San Giuliano Milanese to Obertraubling | 281.08 mi (452.36 km) |
| San Giuliano Milanese to Obertshausen | 323.11 mi (520.00 km) |
| San Giuliano Milanese to Oberursel | 333.49 mi (536.70 km) |
| San Giuliano Milanese to Ochsenfurt | 295.91 mi (476.22 km) |
| San Giuliano Milanese to Ochsenhausen | 187.29 mi (301.42 km) |
| San Giuliano Milanese to Ochtrup | 479.72 mi (772.03 km) |
| San Giuliano Milanese to Odenthal | 401.75 mi (646.56 km) |
| San Giuliano Milanese to Oelde | 447.49 mi (720.16 km) |
| San Giuliano Milanese to Oelsnitz | 371.38 mi (597.68 km) |
| San Giuliano Milanese to Oer-Erkenschwick | 441.16 mi (709.98 km) |
