| Cayiralan to Oerlinghausen | 1,555.39 mi (2,503.15 km) |
| Cayiralan to Oestrich-Winkel | 1,534.08 mi (2,468.87 km) |
| Cayiralan to Offenburg | 1,507.19 mi (2,425.58 km) |
| Cayiralan to Oftersheim | 1,495.90 mi (2,407.42 km) |
| Cayiralan to Ohrdruf | 1,442.22 mi (2,321.03 km) |
| Cayiralan to Ohringen | 1,453.02 mi (2,338.41 km) |
| Cayiralan to Olbernhau | 1,334.87 mi (2,148.27 km) |
| Cayiralan to Olching | 1,352.82 mi (2,177.15 km) |
| Cayiralan to Oldenburg | 1,606.42 mi (2,585.29 km) |
| Cayiralan to Oldenburg in Holstein | 1,548.84 mi (2,492.62 km) |
| Cayiralan to Olfen | 1,599.46 mi (2,574.08 km) |
| Cayiralan to Olpe | 1,564.15 mi (2,517.26 km) |
| Cayiralan to Olsberg | 1,546.18 mi (2,488.33 km) |
| Cayiralan to Oranienburg | 1,410.26 mi (2,269.59 km) |
| Cayiralan to Ortenberg | 1,498.12 mi (2,411.00 km) |
