| Cadaval to Oberkirch | 1,066.03 mi (1,715.61 km) |
| Cadaval to Obernburg am Main | 1,154.03 mi (1,857.24 km) |
| Cadaval to Obernkirchen | 1,251.06 mi (2,013.38 km) |
| Cadaval to Oberschleissheim | 1,199.42 mi (1,930.27 km) |
| Cadaval to Oberstdorf | 1,121.55 mi (1,804.96 km) |
| Cadaval to Obertraubling | 1,244.68 mi (2,003.12 km) |
| Cadaval to Obertshausen | 1,151.11 mi (1,852.53 km) |
| Cadaval to Oberursel | 1,147.01 mi (1,845.93 km) |
| Cadaval to Ochsenfurt | 1,182.49 mi (1,903.03 km) |
| Cadaval to Ochsenhausen | 1,126.51 mi (1,812.94 km) |
| Cadaval to Ochtrup | 1,186.49 mi (1,909.47 km) |
| Cadaval to Odenthal | 1,130.71 mi (1,819.70 km) |
| Cadaval to Oelde | 1,200.28 mi (1,931.66 km) |
| Cadaval to Oelsnitz | 1,289.69 mi (2,075.55 km) |
| Cadaval to Oer-Erkenschwick | 1,162.43 mi (1,870.74 km) |
