| Cosham to Oberkirch | 438.62 mi (705.90 km) |
| Cosham to Obernburg am Main | 455.03 mi (732.29 km) |
| Cosham to Obernkirchen | 448.02 mi (721.01 km) |
| Cosham to Oberschleissheim | 593.11 mi (954.51 km) |
| Cosham to Oberstdorf | 564.36 mi (908.25 km) |
| Cosham to Obertraubling | 602.10 mi (968.98 km) |
| Cosham to Obertshausen | 438.43 mi (705.58 km) |
| Cosham to Oberursel | 425.58 mi (684.90 km) |
| Cosham to Ochsenfurt | 498.25 mi (801.85 km) |
| Cosham to Ochsenhausen | 529.76 mi (852.57 km) |
| Cosham to Ochtrup | 366.99 mi (590.61 km) |
| Cosham to Odenthal | 356.34 mi (573.47 km) |
| Cosham to Oelde | 403.37 mi (649.16 km) |
| Cosham to Oelsnitz | 579.93 mi (933.31 km) |
| Cosham to Oer-Erkenschwick | 363.75 mi (585.40 km) |
