| Casaluce to Oberkirch | 600.33 mi (966.14 km) |
| Casaluce to Obernburg am Main | 657.83 mi (1,058.67 km) |
| Casaluce to Obernkirchen | 814.41 mi (1,310.66 km) |
| Casaluce to Oberschleissheim | 517.31 mi (832.52 km) |
| Casaluce to Oberstdorf | 483.41 mi (777.97 km) |
| Casaluce to Obertraubling | 559.22 mi (899.98 km) |
| Casaluce to Obertshausen | 677.72 mi (1,090.68 km) |
| Casaluce to Oberursel | 691.05 mi (1,112.14 km) |
| Casaluce to Ochsenfurt | 630.23 mi (1,014.26 km) |
| Casaluce to Ochsenhausen | 531.41 mi (855.22 km) |
| Casaluce to Ochtrup | 841.75 mi (1,354.67 km) |
| Casaluce to Odenthal | 771.21 mi (1,241.14 km) |
| Casaluce to Oelde | 801.38 mi (1,289.69 km) |
| Casaluce to Oelsnitz | 657.92 mi (1,058.81 km) |
| Casaluce to Oer-Erkenschwick | 805.73 mi (1,296.69 km) |
