| Cinisello Balsamo to Oberkirch | 212.92 mi (342.65 km) |
| Cinisello Balsamo to Obernburg am Main | 296.43 mi (477.06 km) |
| Cinisello Balsamo to Obernkirchen | 464.08 mi (746.86 km) |
| Cinisello Balsamo to Oberschleissheim | 217.02 mi (349.26 km) |
| Cinisello Balsamo to Oberstdorf | 138.08 mi (222.21 km) |
| Cinisello Balsamo to Obertraubling | 273.52 mi (440.18 km) |
| Cinisello Balsamo to Obertshausen | 312.58 mi (503.05 km) |
| Cinisello Balsamo to Oberursel | 322.87 mi (519.61 km) |
| Cinisello Balsamo to Ochsenfurt | 286.03 mi (460.32 km) |
| Cinisello Balsamo to Ochsenhausen | 177.66 mi (285.92 km) |
| Cinisello Balsamo to Ochtrup | 468.93 mi (754.68 km) |
| Cinisello Balsamo to Odenthal | 390.92 mi (629.13 km) |
| Cinisello Balsamo to Oelde | 436.84 mi (703.02 km) |
| Cinisello Balsamo to Oelsnitz | 362.80 mi (583.88 km) |
| Cinisello Balsamo to Oer-Erkenschwick | 430.37 mi (692.61 km) |
