| Caycuma to Oberkirch | 1,264.49 mi (2,035.00 km) |
| Caycuma to Obernburg am Main | 1,244.23 mi (2,002.40 km) |
| Caycuma to Obernkirchen | 1,309.22 mi (2,106.99 km) |
| Caycuma to Oberschleissheim | 1,105.36 mi (1,778.90 km) |
| Caycuma to Oberstdorf | 1,147.60 mi (1,846.88 km) |
| Caycuma to Obertraubling | 1,095.76 mi (1,763.46 km) |
| Caycuma to Obertshausen | 1,262.32 mi (2,031.50 km) |
| Caycuma to Oberursel | 1,276.15 mi (2,053.77 km) |
| Caycuma to Ochsenfurt | 1,200.91 mi (1,932.67 km) |
| Caycuma to Ochsenhausen | 1,173.57 mi (1,888.68 km) |
| Caycuma to Ochtrup | 1,381.88 mi (2,223.92 km) |
| Caycuma to Odenthal | 1,355.61 mi (2,181.64 km) |
| Caycuma to Oelde | 1,334.27 mi (2,147.31 km) |
| Caycuma to Oelsnitz | 1,135.27 mi (1,827.05 km) |
| Caycuma to Oer-Erkenschwick | 1,364.89 mi (2,196.57 km) |
