| Sint-Martens-Lennik to Oegstgeest | 96.54 mi (155.37 km) |
| Sint-Martens-Lennik to Oirschot | 69.45 mi (111.77 km) |
| Sint-Martens-Lennik to Oisterwijk | 70.68 mi (113.75 km) |
| Sint-Martens-Lennik to Oldebroek | 136.49 mi (219.66 km) |
| Sint-Martens-Lennik to Oldenzaal | 158.97 mi (255.83 km) |
| Sint-Martens-Lennik to Ommen | 153.31 mi (246.72 km) |
| Sint-Martens-Lennik to Oosterend | 172.77 mi (278.05 km) |
| Sint-Martens-Lennik to Oosterhout | 65.80 mi (105.89 km) |
| Sint-Martens-Lennik to Oosterwolde | 176.73 mi (284.41 km) |
| Sint-Martens-Lennik to Oostzaan | 117.15 mi (188.54 km) |
| Sint-Martens-Lennik to Opmeer | 135.66 mi (218.33 km) |
| Sint-Martens-Lennik to Oss | 89.16 mi (143.49 km) |
| Sint-Martens-Lennik to Oud-Beijerland | 71.07 mi (114.38 km) |
| Sint-Martens-Lennik to Oudenbosch | 56.88 mi (91.54 km) |
| Sint-Martens-Lennik to Oudewater | 89.56 mi (144.13 km) |
