| Sindos to Oegstgeest | 1,175.17 mi (1,891.25 km) |
| Sindos to Oirschot | 1,118.88 mi (1,800.66 km) |
| Sindos to Oisterwijk | 1,125.70 mi (1,811.65 km) |
| Sindos to Oldebroek | 1,138.02 mi (1,831.46 km) |
| Sindos to Oldenzaal | 1,098.66 mi (1,768.13 km) |
| Sindos to Ommen | 1,124.19 mi (1,809.21 km) |
| Sindos to Oosterend | 1,157.16 mi (1,862.27 km) |
| Sindos to Oosterhout | 1,140.14 mi (1,834.88 km) |
| Sindos to Oosterwolde | 1,149.49 mi (1,849.93 km) |
| Sindos to Oostzaan | 1,171.11 mi (1,884.72 km) |
| Sindos to Opmeer | 1,180.03 mi (1,899.08 km) |
| Sindos to Oss | 1,122.09 mi (1,805.82 km) |
| Sindos to Oud-Beijerland | 1,163.05 mi (1,871.75 km) |
| Sindos to Oudenbosch | 1,149.86 mi (1,850.52 km) |
| Sindos to Oudewater | 1,154.66 mi (1,858.25 km) |
