| Montecchio Emilia to Oberkirch | 287.71 mi (463.03 km) |
| Montecchio Emilia to Obernburg am Main | 360.47 mi (580.12 km) |
| Montecchio Emilia to Obernkirchen | 526.40 mi (847.16 km) |
| Montecchio Emilia to Oberschleissheim | 251.07 mi (404.06 km) |
| Montecchio Emilia to Oberstdorf | 187.49 mi (301.74 km) |
| Montecchio Emilia to Obertraubling | 305.80 mi (492.13 km) |
| Montecchio Emilia to Obertshausen | 378.49 mi (609.13 km) |
| Montecchio Emilia to Oberursel | 390.23 mi (628.01 km) |
| Montecchio Emilia to Ochsenfurt | 342.58 mi (551.32 km) |
| Montecchio Emilia to Ochsenhausen | 234.31 mi (377.08 km) |
| Montecchio Emilia to Ochtrup | 539.60 mi (868.41 km) |
| Montecchio Emilia to Odenthal | 464.01 mi (746.75 km) |
| Montecchio Emilia to Oelde | 504.10 mi (811.27 km) |
| Montecchio Emilia to Oelsnitz | 403.09 mi (648.71 km) |
| Montecchio Emilia to Oer-Erkenschwick | 501.75 mi (807.48 km) |
