| Rogerstone to Oberkirch | 536.55 mi (863.49 km) |
| Rogerstone to Obernburg am Main | 546.35 mi (879.27 km) |
| Rogerstone to Obernkirchen | 520.06 mi (836.95 km) |
| Rogerstone to Oberschleissheim | 688.71 mi (1,108.38 km) |
| Rogerstone to Oberstdorf | 663.05 mi (1,067.08 km) |
| Rogerstone to Obertraubling | 694.67 mi (1,117.96 km) |
| Rogerstone to Obertshausen | 528.72 mi (850.89 km) |
| Rogerstone to Oberursel | 515.24 mi (829.20 km) |
| Rogerstone to Ochsenfurt | 589.70 mi (949.03 km) |
| Rogerstone to Ochsenhausen | 627.28 mi (1,009.51 km) |
| Rogerstone to Ochtrup | 438.44 mi (705.60 km) |
| Rogerstone to Odenthal | 440.57 mi (709.03 km) |
| Rogerstone to Oelde | 479.46 mi (771.62 km) |
| Rogerstone to Oelsnitz | 665.48 mi (1,070.98 km) |
| Rogerstone to Oer-Erkenschwick | 441.73 mi (710.89 km) |
