| Copparo to Oberkirch | 307.45 mi (494.79 km) |
| Copparo to Obernburg am Main | 363.76 mi (585.41 km) |
| Copparo to Obernkirchen | 523.78 mi (842.95 km) |
| Copparo to Oberschleissheim | 231.81 mi (373.06 km) |
| Copparo to Oberstdorf | 188.67 mi (303.64 km) |
| Copparo to Obertraubling | 281.36 mi (452.80 km) |
| Copparo to Obertshausen | 383.40 mi (617.03 km) |
| Copparo to Oberursel | 396.54 mi (638.17 km) |
| Copparo to Ochsenfurt | 338.45 mi (544.69 km) |
| Copparo to Ochsenhausen | 236.80 mi (381.09 km) |
| Copparo to Ochtrup | 547.33 mi (880.84 km) |
| Copparo to Odenthal | 476.41 mi (766.70 km) |
| Copparo to Oelde | 507.84 mi (817.28 km) |
| Copparo to Oelsnitz | 381.48 mi (613.94 km) |
| Copparo to Oer-Erkenschwick | 511.04 mi (822.44 km) |
