| Sint-Gillis-Waas to Oegstgeest | 68.45 mi (110.15 km) |
| Sint-Gillis-Waas to Oirschot | 54.68 mi (87.99 km) |
| Sint-Gillis-Waas to Oisterwijk | 53.12 mi (85.49 km) |
| Sint-Gillis-Waas to Oldebroek | 114.27 mi (183.90 km) |
| Sint-Gillis-Waas to Oldenzaal | 142.40 mi (229.17 km) |
| Sint-Gillis-Waas to Ommen | 133.02 mi (214.07 km) |
| Sint-Gillis-Waas to Oosterend | 148.61 mi (239.16 km) |
| Sint-Gillis-Waas to Oosterhout | 43.41 mi (69.87 km) |
| Sint-Gillis-Waas to Oosterwolde | 153.40 mi (246.87 km) |
| Sint-Gillis-Waas to Oostzaan | 90.21 mi (145.17 km) |
| Sint-Gillis-Waas to Opmeer | 108.45 mi (174.54 km) |
| Sint-Gillis-Waas to Oss | 71.21 mi (114.60 km) |
| Sint-Gillis-Waas to Oud-Beijerland | 43.21 mi (69.54 km) |
| Sint-Gillis-Waas to Oudenbosch | 31.15 mi (50.13 km) |
| Sint-Gillis-Waas to Oudewater | 63.96 mi (102.93 km) |
