| Bergisch Gladbach to Oegstgeest | 140.88 mi (226.73 km) |
| Bergisch Gladbach to Oirschot | 86.60 mi (139.36 km) |
| Bergisch Gladbach to Oisterwijk | 92.88 mi (149.48 km) |
| Bergisch Gladbach to Oldebroek | 113.68 mi (182.95 km) |
| Bergisch Gladbach to Oldenzaal | 91.93 mi (147.95 km) |
| Bergisch Gladbach to Ommen | 109.69 mi (176.53 km) |
| Bergisch Gladbach to Oosterend | 146.18 mi (235.25 km) |
| Bergisch Gladbach to Oosterhout | 107.99 mi (173.79 km) |
| Bergisch Gladbach to Oosterwolde | 142.62 mi (229.52 km) |
| Bergisch Gladbach to Oostzaan | 138.46 mi (222.82 km) |
| Bergisch Gladbach to Opmeer | 150.29 mi (241.87 km) |
| Bergisch Gladbach to Oss | 87.80 mi (141.30 km) |
| Bergisch Gladbach to Oud-Beijerland | 130.75 mi (210.41 km) |
| Bergisch Gladbach to Oudenbosch | 119.94 mi (193.02 km) |
| Bergisch Gladbach to Oudewater | 120.37 mi (193.72 km) |
