| Reinfeld to Oberkirch | 380.60 mi (612.52 km) |
| Reinfeld to Obernburg am Main | 281.78 mi (453.48 km) |
| Reinfeld to Obernkirchen | 122.21 mi (196.68 km) |
| Reinfeld to Oberschleissheim | 388.62 mi (625.42 km) |
| Reinfeld to Oberstdorf | 443.92 mi (714.42 km) |
| Reinfeld to Obertraubling | 344.03 mi (553.66 km) |
| Reinfeld to Obertshausen | 269.55 mi (433.79 km) |
| Reinfeld to Oberursel | 263.56 mi (424.15 km) |
| Reinfeld to Ochsenfurt | 289.59 mi (466.04 km) |
| Reinfeld to Ochsenhausen | 398.73 mi (641.70 km) |
| Reinfeld to Ochtrup | 177.11 mi (285.04 km) |
| Reinfeld to Odenthal | 239.82 mi (385.95 km) |
| Reinfeld to Oelde | 169.04 mi (272.04 km) |
| Reinfeld to Oelsnitz | 246.61 mi (396.88 km) |
| Reinfeld to Oer-Erkenschwick | 202.95 mi (326.62 km) |
