| Cayirova to Oerlinghausen | 1,243.92 mi (2,001.89 km) |
| Cayirova to Oestrich-Winkel | 1,208.63 mi (1,945.10 km) |
| Cayirova to Offenburg | 1,173.30 mi (1,888.25 km) |
| Cayirova to Oftersheim | 1,167.60 mi (1,879.06 km) |
| Cayirova to Ohrdruf | 1,127.32 mi (1,814.25 km) |
| Cayirova to Ohringen | 1,125.01 mi (1,810.54 km) |
| Cayirova to Olbernhau | 1,025.83 mi (1,650.91 km) |
| Cayirova to Olching | 1,021.58 mi (1,644.07 km) |
| Cayirova to Oldenburg | 1,302.29 mi (2,095.83 km) |
| Cayirova to Oldenburg in Holstein | 1,261.18 mi (2,029.68 km) |
| Cayirova to Olfen | 1,283.74 mi (2,065.97 km) |
| Cayirova to Olpe | 1,244.70 mi (2,003.15 km) |
| Cayirova to Olsberg | 1,230.10 mi (1,979.65 km) |
| Cayirova to Oranienburg | 1,118.33 mi (1,799.78 km) |
| Cayirova to Ortenberg | 1,176.56 mi (1,893.49 km) |
