| Osmaneli to Oberkirch | 1,214.74 mi (1,954.93 km) |
| Osmaneli to Obernburg am Main | 1,204.72 mi (1,938.81 km) |
| Osmaneli to Obernkirchen | 1,285.16 mi (2,068.27 km) |
| Osmaneli to Oberschleissheim | 1,059.10 mi (1,704.46 km) |
| Osmaneli to Oberstdorf | 1,093.13 mi (1,759.22 km) |
| Osmaneli to Obertraubling | 1,056.02 mi (1,699.51 km) |
| Osmaneli to Obertshausen | 1,223.77 mi (1,969.46 km) |
| Osmaneli to Oberursel | 1,238.05 mi (1,992.46 km) |
| Osmaneli to Ochsenfurt | 1,161.78 mi (1,869.71 km) |
| Osmaneli to Ochsenhausen | 1,123.30 mi (1,807.78 km) |
| Osmaneli to Ochtrup | 1,353.82 mi (2,178.76 km) |
| Osmaneli to Odenthal | 1,320.35 mi (2,124.89 km) |
| Osmaneli to Oelde | 1,305.69 mi (2,101.30 km) |
| Osmaneli to Oelsnitz | 1,105.97 mi (1,779.88 km) |
| Osmaneli to Oer-Erkenschwick | 1,333.56 mi (2,146.15 km) |
