| Merate to Oberkirch | 205.79 mi (331.18 km) |
| Merate to Obernburg am Main | 286.37 mi (460.86 km) |
| Merate to Obernkirchen | 453.92 mi (730.51 km) |
| Merate to Oberschleissheim | 202.85 mi (326.46 km) |
| Merate to Oberstdorf | 124.78 mi (200.81 km) |
| Merate to Obertraubling | 259.38 mi (417.44 km) |
| Merate to Obertshausen | 302.99 mi (487.61 km) |
| Merate to Oberursel | 313.66 mi (504.78 km) |
| Merate to Ochsenfurt | 274.50 mi (441.77 km) |
| Merate to Ochsenhausen | 165.69 mi (266.66 km) |
| Merate to Ochtrup | 460.81 mi (741.60 km) |
| Merate to Odenthal | 383.48 mi (617.15 km) |
| Merate to Oelde | 427.76 mi (688.42 km) |
| Merate to Oelsnitz | 349.42 mi (562.34 km) |
| Merate to Oer-Erkenschwick | 422.42 mi (679.82 km) |
