| Spilimbergo to Oegstgeest | 564.73 mi (908.84 km) |
| Spilimbergo to Oirschot | 506.29 mi (814.80 km) |
| Spilimbergo to Oisterwijk | 513.38 mi (826.21 km) |
| Spilimbergo to Oldebroek | 537.87 mi (865.62 km) |
| Spilimbergo to Oldenzaal | 504.56 mi (812.01 km) |
| Spilimbergo to Ommen | 528.40 mi (850.37 km) |
| Spilimbergo to Oosterend | 564.27 mi (908.10 km) |
| Spilimbergo to Oosterhout | 526.88 mi (847.94 km) |
| Spilimbergo to Oosterwolde | 558.16 mi (898.26 km) |
| Spilimbergo to Oostzaan | 564.87 mi (909.08 km) |
| Spilimbergo to Opmeer | 576.70 mi (928.11 km) |
| Spilimbergo to Oss | 512.87 mi (825.39 km) |
| Spilimbergo to Oud-Beijerland | 549.38 mi (884.15 km) |
| Spilimbergo to Oudenbosch | 534.93 mi (860.88 km) |
| Spilimbergo to Oudewater | 544.57 mi (876.40 km) |
