| Nadur to Oerlinghausen | 1,134.69 mi (1,826.11 km) |
| Nadur to Oestrich-Winkel | 1,014.82 mi (1,633.19 km) |
| Nadur to Offenburg | 917.49 mi (1,476.55 km) |
| Nadur to Oftersheim | 965.02 mi (1,553.05 km) |
| Nadur to Ohrdruf | 1,037.08 mi (1,669.02 km) |
| Nadur to Ohringen | 941.01 mi (1,514.41 km) |
| Nadur to Olbernhau | 1,011.87 mi (1,628.45 km) |
| Nadur to Olching | 853.88 mi (1,374.18 km) |
| Nadur to Oldenburg | 1,218.09 mi (1,960.33 km) |
| Nadur to Oldenburg in Holstein | 1,272.30 mi (2,047.57 km) |
| Nadur to Olfen | 1,135.40 mi (1,827.25 km) |
| Nadur to Olpe | 1,083.31 mi (1,743.43 km) |
| Nadur to Olsberg | 1,096.19 mi (1,764.15 km) |
| Nadur to Oranienburg | 1,156.13 mi (1,860.62 km) |
| Nadur to Ortenberg | 1,023.20 mi (1,646.68 km) |
