| Ribadeo to Oerlinghausen | 930.41 mi (1,497.34 km) |
| Ribadeo to Oestrich-Winkel | 838.08 mi (1,348.76 km) |
| Ribadeo to Offenburg | 793.60 mi (1,277.17 km) |
| Ribadeo to Oftersheim | 843.80 mi (1,357.97 km) |
| Ribadeo to Ohrdruf | 971.30 mi (1,563.16 km) |
| Ribadeo to Ohringen | 877.90 mi (1,412.85 km) |
| Ribadeo to Olbernhau | 1,072.66 mi (1,726.28 km) |
| Ribadeo to Olching | 937.40 mi (1,508.60 km) |
| Ribadeo to Oldenburg | 961.56 mi (1,547.49 km) |
| Ribadeo to Oldenburg in Holstein | 1,096.79 mi (1,765.11 km) |
| Ribadeo to Olfen | 875.20 mi (1,408.50 km) |
| Ribadeo to Olpe | 865.38 mi (1,392.69 km) |
| Ribadeo to Olsberg | 901.35 mi (1,450.59 km) |
| Ribadeo to Oranienburg | 1,125.08 mi (1,810.65 km) |
| Ribadeo to Ortenberg | 890.83 mi (1,433.65 km) |
