| Siggiewi to Oegstgeest | 1,229.52 mi (1,978.73 km) |
| Siggiewi to Oirschot | 1,171.35 mi (1,885.11 km) |
| Siggiewi to Oisterwijk | 1,178.41 mi (1,896.47 km) |
| Siggiewi to Oldebroek | 1,220.25 mi (1,963.80 km) |
| Siggiewi to Oldenzaal | 1,195.31 mi (1,923.67 km) |
| Siggiewi to Ommen | 1,216.12 mi (1,957.16 km) |
| Siggiewi to Oosterend | 1,252.80 mi (2,016.19 km) |
| Siggiewi to Oosterhout | 1,188.73 mi (1,913.07 km) |
| Siggiewi to Oosterwolde | 1,248.45 mi (2,009.18 km) |
| Siggiewi to Oostzaan | 1,237.07 mi (1,990.87 km) |
| Siggiewi to Opmeer | 1,252.46 mi (2,015.64 km) |
| Siggiewi to Oss | 1,183.92 mi (1,905.33 km) |
| Siggiewi to Oud-Beijerland | 1,208.41 mi (1,944.75 km) |
| Siggiewi to Oudenbosch | 1,192.04 mi (1,918.41 km) |
| Siggiewi to Oudewater | 1,211.57 mi (1,949.83 km) |
