| Dagenham to Oberkirch | 408.75 mi (657.82 km) |
| Dagenham to Obernburg am Main | 410.74 mi (661.02 km) |
| Dagenham to Obernkirchen | 385.66 mi (620.65 km) |
| Dagenham to Oberschleissheim | 556.20 mi (895.12 km) |
| Dagenham to Oberstdorf | 536.45 mi (863.34 km) |
| Dagenham to Obertraubling | 559.44 mi (900.32 km) |
| Dagenham to Obertshausen | 392.65 mi (631.91 km) |
| Dagenham to Oberursel | 378.95 mi (609.86 km) |
| Dagenham to Ochsenfurt | 454.04 mi (730.70 km) |
| Dagenham to Ochsenhausen | 498.01 mi (801.48 km) |
| Dagenham to Ochtrup | 304.04 mi (489.30 km) |
| Dagenham to Odenthal | 303.29 mi (488.10 km) |
| Dagenham to Oelde | 343.44 mi (552.72 km) |
| Dagenham to Oelsnitz | 528.20 mi (850.05 km) |
| Dagenham to Oer-Erkenschwick | 305.10 mi (491.02 km) |
