| Chateaubriant to Oestrich-Winkel | 454.09 mi (730.79 km) |
| Chateaubriant to Offenburg | 432.47 mi (695.99 km) |
| Chateaubriant to Oftersheim | 469.36 mi (755.36 km) |
| Chateaubriant to Ohrdruf | 585.82 mi (942.79 km) |
| Chateaubriant to Ohringen | 508.29 mi (818.02 km) |
| Chateaubriant to Olbernhau | 693.41 mi (1,115.93 km) |
| Chateaubriant to Olching | 587.57 mi (945.60 km) |
| Chateaubriant to Oldenburg | 563.73 mi (907.24 km) |
| Chateaubriant to Oldenburg in Holstein | 698.96 mi (1,124.86 km) |
| Chateaubriant to Olfen | 478.54 mi (770.14 km) |
| Chateaubriant to Olpe | 472.47 mi (760.37 km) |
| Chateaubriant to Olsberg | 507.80 mi (817.23 km) |
| Chateaubriant to Oranienburg | 731.74 mi (1,177.62 km) |
| Chateaubriant to Ortenberg | 505.92 mi (814.20 km) |
| Chateaubriant to Oschatz | 693.92 mi (1,116.75 km) |
