| Monforte de Lemos to Oberkirch | 859.70 mi (1,383.55 km) |
| Monforte de Lemos to Obernburg am Main | 940.80 mi (1,514.08 km) |
| Monforte de Lemos to Obernkirchen | 1,024.81 mi (1,649.27 km) |
| Monforte de Lemos to Oberschleissheim | 1,003.78 mi (1,615.43 km) |
| Monforte de Lemos to Oberstdorf | 930.74 mi (1,497.88 km) |
| Monforte de Lemos to Obertraubling | 1,044.45 mi (1,680.89 km) |
| Monforte de Lemos to Obertshausen | 935.67 mi (1,505.82 km) |
| Monforte de Lemos to Oberursel | 930.11 mi (1,496.86 km) |
| Monforte de Lemos to Ochsenfurt | 972.72 mi (1,565.45 km) |
| Monforte de Lemos to Ochsenhausen | 928.85 mi (1,494.85 km) |
| Monforte de Lemos to Ochtrup | 956.76 mi (1,539.75 km) |
| Monforte de Lemos to Odenthal | 905.79 mi (1,457.73 km) |
| Monforte de Lemos to Oelde | 973.96 mi (1,567.44 km) |
| Monforte de Lemos to Oelsnitz | 1,079.27 mi (1,736.91 km) |
| Monforte de Lemos to Oer-Erkenschwick | 935.05 mi (1,504.82 km) |
