| Crotone to Oberkirch | 792.00 mi (1,274.60 km) |
| Crotone to Obernburg am Main | 839.73 mi (1,351.42 km) |
| Crotone to Obernkirchen | 987.90 mi (1,589.86 km) |
| Crotone to Oberschleissheim | 690.97 mi (1,112.01 km) |
| Crotone to Oberstdorf | 669.75 mi (1,077.85 km) |
| Crotone to Obertraubling | 725.34 mi (1,167.32 km) |
| Crotone to Obertshausen | 860.21 mi (1,384.38 km) |
| Crotone to Oberursel | 874.19 mi (1,406.88 km) |
| Crotone to Ochsenfurt | 808.01 mi (1,300.37 km) |
| Crotone to Ochsenhausen | 716.53 mi (1,153.15 km) |
| Crotone to Ochtrup | 1,023.46 mi (1,647.10 km) |
| Crotone to Odenthal | 957.16 mi (1,540.40 km) |
| Crotone to Oelde | 980.56 mi (1,578.06 km) |
| Crotone to Oelsnitz | 819.39 mi (1,318.68 km) |
| Crotone to Oer-Erkenschwick | 989.10 mi (1,591.80 km) |
