| Onesti to Oerlinghausen | 905.47 mi (1,457.21 km) |
| Onesti to Oestrich-Winkel | 900.58 mi (1,449.35 km) |
| Onesti to Offenburg | 892.27 mi (1,435.97 km) |
| Onesti to Oftersheim | 868.34 mi (1,397.46 km) |
| Onesti to Ohrdruf | 796.51 mi (1,281.86 km) |
| Onesti to Ohringen | 825.90 mi (1,329.15 km) |
| Onesti to Olbernhau | 685.44 mi (1,103.11 km) |
| Onesti to Olching | 736.00 mi (1,184.47 km) |
| Onesti to Oldenburg | 951.89 mi (1,531.92 km) |
| Onesti to Oldenburg in Holstein | 891.35 mi (1,434.49 km) |
| Onesti to Olfen | 952.73 mi (1,533.27 km) |
| Onesti to Olpe | 921.76 mi (1,483.43 km) |
| Onesti to Olsberg | 900.35 mi (1,448.97 km) |
| Onesti to Oranienburg | 753.03 mi (1,211.88 km) |
| Onesti to Ortenberg | 859.39 mi (1,383.05 km) |
