| Cisternino to Oerlinghausen | 880.13 mi (1,416.43 km) |
| Cisternino to Oestrich-Winkel | 785.83 mi (1,264.67 km) |
| Cisternino to Offenburg | 708.79 mi (1,140.69 km) |
| Cisternino to Oftersheim | 735.59 mi (1,183.82 km) |
| Cisternino to Ohrdruf | 767.82 mi (1,235.68 km) |
| Cisternino to Ohringen | 701.00 mi (1,128.15 km) |
| Cisternino to Olbernhau | 713.99 mi (1,149.05 km) |
| Cisternino to Olching | 597.14 mi (961.00 km) |
| Cisternino to Oldenburg | 959.66 mi (1,544.42 km) |
| Cisternino to Oldenburg in Holstein | 984.90 mi (1,585.04 km) |
| Cisternino to Olfen | 896.30 mi (1,442.45 km) |
| Cisternino to Olpe | 845.83 mi (1,361.24 km) |
| Cisternino to Olsberg | 848.47 mi (1,365.49 km) |
| Cisternino to Oranienburg | 853.63 mi (1,373.79 km) |
| Cisternino to Ortenberg | 777.59 mi (1,251.40 km) |
