| Cosham to Oerlinghausen | 426.29 mi (686.04 km) |
| Cosham to Oestrich-Winkel | 403.06 mi (648.66 km) |
| Cosham to Offenburg | 434.36 mi (699.04 km) |
| Cosham to Oftersheim | 439.23 mi (706.88 km) |
| Cosham to Ohrdruf | 514.31 mi (827.70 km) |
| Cosham to Ohringen | 482.12 mi (775.90 km) |
| Cosham to Olbernhau | 628.53 mi (1,011.53 km) |
| Cosham to Olching | 583.81 mi (939.54 km) |
| Cosham to Oldenburg | 425.24 mi (684.35 km) |
| Cosham to Oldenburg in Holstein | 554.82 mi (892.89 km) |
| Cosham to Olfen | 369.92 mi (595.32 km) |
| Cosham to Olpe | 387.50 mi (623.62 km) |
| Cosham to Olsberg | 415.54 mi (668.75 km) |
| Cosham to Oranienburg | 624.15 mi (1,004.47 km) |
| Cosham to Ortenberg | 444.80 mi (715.84 km) |
