| Mealhada to Nuth | 1,001.03 mi (1,611.00 km) |
| Mealhada to Oegstgeest | 1,019.07 mi (1,640.04 km) |
| Mealhada to Oirschot | 1,009.73 mi (1,625.01 km) |
| Mealhada to Oisterwijk | 1,010.69 mi (1,626.54 km) |
| Mealhada to Oldebroek | 1,074.05 mi (1,728.52 km) |
| Mealhada to Oldenzaal | 1,099.09 mi (1,768.82 km) |
| Mealhada to Ommen | 1,092.75 mi (1,758.60 km) |
| Mealhada to Oosterend | 1,106.29 mi (1,780.40 km) |
| Mealhada to Oosterhout | 1,003.23 mi (1,614.54 km) |
| Mealhada to Oosterwolde | 1,112.14 mi (1,789.82 km) |
| Mealhada to Oostzaan | 1,043.69 mi (1,679.66 km) |
| Mealhada to Opmeer | 1,059.23 mi (1,704.67 km) |
| Mealhada to Oss | 1,029.25 mi (1,656.41 km) |
| Mealhada to Oud-Beijerland | 998.45 mi (1,606.84 km) |
| Mealhada to Oudenbosch | 990.62 mi (1,594.25 km) |
