| Celldomolk to Oegstgeest | 659.61 mi (1,061.54 km) |
| Celldomolk to Oirschot | 607.35 mi (977.43 km) |
| Celldomolk to Oisterwijk | 613.63 mi (987.55 km) |
| Celldomolk to Oldebroek | 615.27 mi (990.19 km) |
| Celldomolk to Oldenzaal | 573.53 mi (923.01 km) |
| Celldomolk to Ommen | 599.31 mi (964.50 km) |
| Celldomolk to Oosterend | 630.21 mi (1,014.23 km) |
| Celldomolk to Oosterhout | 628.75 mi (1,011.88 km) |
| Celldomolk to Oosterwolde | 622.02 mi (1,001.04 km) |
| Celldomolk to Oostzaan | 651.86 mi (1,049.07 km) |
| Celldomolk to Opmeer | 658.40 mi (1,059.60 km) |
| Celldomolk to Oss | 606.81 mi (976.56 km) |
| Celldomolk to Oud-Beijerland | 651.49 mi (1,048.47 km) |
| Celldomolk to Oudenbosch | 640.38 mi (1,030.59 km) |
| Celldomolk to Oudewater | 639.30 mi (1,028.86 km) |
