| Saint-Nazaire to Oestrich-Winkel | 502.44 mi (808.60 km) |
| Saint-Nazaire to Offenburg | 477.11 mi (767.83 km) |
| Saint-Nazaire to Oftersheim | 516.32 mi (830.94 km) |
| Saint-Nazaire to Ohrdruf | 634.54 mi (1,021.19 km) |
| Saint-Nazaire to Ohringen | 554.64 mi (892.60 km) |
| Saint-Nazaire to Olbernhau | 741.46 mi (1,193.26 km) |
| Saint-Nazaire to Olching | 631.16 mi (1,015.75 km) |
| Saint-Nazaire to Oldenburg | 613.02 mi (986.56 km) |
| Saint-Nazaire to Oldenburg in Holstein | 748.25 mi (1,204.19 km) |
| Saint-Nazaire to Olfen | 528.22 mi (850.08 km) |
| Saint-Nazaire to Olpe | 521.94 mi (839.99 km) |
| Saint-Nazaire to Olsberg | 557.34 mi (896.95 km) |
| Saint-Nazaire to Oranienburg | 781.31 mi (1,257.39 km) |
| Saint-Nazaire to Ortenberg | 554.48 mi (892.34 km) |
| Saint-Nazaire to Oschatz | 742.66 mi (1,195.20 km) |
