| Aire-sur-la-Lys to Oegstgeest | 139.09 mi (223.84 km) |
| Aire-sur-la-Lys to Oirschot | 139.38 mi (224.32 km) |
| Aire-sur-la-Lys to Oisterwijk | 138.00 mi (222.09 km) |
| Aire-sur-la-Lys to Oldebroek | 195.73 mi (315.00 km) |
| Aire-sur-la-Lys to Oldenzaal | 227.00 mi (365.31 km) |
| Aire-sur-la-Lys to Ommen | 215.90 mi (347.45 km) |
| Aire-sur-la-Lys to Oosterend | 226.36 mi (364.29 km) |
| Aire-sur-la-Lys to Oosterhout | 127.23 mi (204.76 km) |
| Aire-sur-la-Lys to Oosterwolde | 232.48 mi (374.14 km) |
| Aire-sur-la-Lys to Oostzaan | 163.68 mi (263.42 km) |
| Aire-sur-la-Lys to Opmeer | 179.58 mi (289.00 km) |
| Aire-sur-la-Lys to Oss | 155.93 mi (250.94 km) |
| Aire-sur-la-Lys to Oud-Beijerland | 118.90 mi (191.35 km) |
| Aire-sur-la-Lys to Oudenbosch | 113.25 mi (182.26 km) |
| Aire-sur-la-Lys to Oudewater | 142.95 mi (230.05 km) |
