| Montecorvino Rovella to Oberkirch | 638.22 mi (1,027.11 km) |
| Montecorvino Rovella to Obernburg am Main | 691.93 mi (1,113.56 km) |
| Montecorvino Rovella to Obernkirchen | 845.78 mi (1,361.15 km) |
| Montecorvino Rovella to Oberschleissheim | 548.03 mi (881.96 km) |
| Montecorvino Rovella to Oberstdorf | 518.87 mi (835.05 km) |
| Montecorvino Rovella to Obertraubling | 587.43 mi (945.38 km) |
| Montecorvino Rovella to Obertshausen | 712.08 mi (1,145.98 km) |
| Montecorvino Rovella to Oberursel | 725.68 mi (1,167.86 km) |
| Montecorvino Rovella to Ochsenfurt | 662.77 mi (1,066.62 km) |
| Montecorvino Rovella to Ochsenhausen | 566.50 mi (911.69 km) |
| Montecorvino Rovella to Ochtrup | 876.05 mi (1,409.86 km) |
| Montecorvino Rovella to Odenthal | 806.99 mi (1,298.73 km) |
| Montecorvino Rovella to Oelde | 834.72 mi (1,343.35 km) |
| Montecorvino Rovella to Oelsnitz | 684.91 mi (1,102.26 km) |
| Montecorvino Rovella to Oer-Erkenschwick | 840.59 mi (1,352.80 km) |
