| Silopi to Oberkirch | 1,886.83 mi (3,036.55 km) |
| Silopi to Obernburg am Main | 1,861.08 mi (2,995.11 km) |
| Silopi to Obernkirchen | 1,912.02 mi (3,077.09 km) |
| Silopi to Oberschleissheim | 1,726.73 mi (2,778.90 km) |
| Silopi to Oberstdorf | 1,771.80 mi (2,851.44 km) |
| Silopi to Obertraubling | 1,713.70 mi (2,757.93 km) |
| Silopi to Obertshausen | 1,878.39 mi (3,022.97 km) |
| Silopi to Oberursel | 1,891.82 mi (3,044.58 km) |
| Silopi to Ochsenfurt | 1,817.76 mi (2,925.40 km) |
| Silopi to Ochsenhausen | 1,796.37 mi (2,890.98 km) |
| Silopi to Ochtrup | 1,988.09 mi (3,199.51 km) |
| Silopi to Odenthal | 1,968.58 mi (3,168.12 km) |
| Silopi to Oelde | 1,941.45 mi (3,124.45 km) |
| Silopi to Oelsnitz | 1,745.11 mi (2,808.48 km) |
| Silopi to Oer-Erkenschwick | 1,974.39 mi (3,177.47 km) |
