| Ober-Ramstadt to Oegstgeest | 246.99 mi (397.49 km) |
| Ober-Ramstadt to Oirschot | 189.94 mi (305.67 km) |
| Ober-Ramstadt to Oisterwijk | 196.80 mi (316.73 km) |
| Ober-Ramstadt to Oldebroek | 218.94 mi (352.35 km) |
| Ober-Ramstadt to Oldenzaal | 188.83 mi (303.89 km) |
| Ober-Ramstadt to Ommen | 211.14 mi (339.79 km) |
| Ober-Ramstadt to Oosterend | 247.65 mi (398.56 km) |
| Ober-Ramstadt to Oosterhout | 211.18 mi (339.86 km) |
| Ober-Ramstadt to Oosterwolde | 242.46 mi (390.21 km) |
| Ober-Ramstadt to Oostzaan | 245.65 mi (395.33 km) |
| Ober-Ramstadt to Opmeer | 257.26 mi (414.02 km) |
| Ober-Ramstadt to Oss | 194.34 mi (312.76 km) |
| Ober-Ramstadt to Oud-Beijerland | 234.09 mi (376.72 km) |
| Ober-Ramstadt to Oudenbosch | 221.09 mi (355.82 km) |
| Ober-Ramstadt to Oudewater | 226.57 mi (364.64 km) |
