| Sempeter pri Gorici to Nuth | 494.69 mi (796.13 km) |
| Sempeter pri Gorici to Oegstgeest | 598.45 mi (963.11 km) |
| Sempeter pri Gorici to Oirschot | 540.35 mi (869.61 km) |
| Sempeter pri Gorici to Oisterwijk | 547.40 mi (880.95 km) |
| Sempeter pri Gorici to Oldebroek | 569.53 mi (916.57 km) |
| Sempeter pri Gorici to Oldenzaal | 534.97 mi (860.95 km) |
| Sempeter pri Gorici to Ommen | 559.22 mi (899.98 km) |
| Sempeter pri Gorici to Oosterend | 594.74 mi (957.14 km) |
| Sempeter pri Gorici to Oosterhout | 561.13 mi (903.06 km) |
| Sempeter pri Gorici to Oosterwolde | 588.33 mi (946.83 km) |
| Sempeter pri Gorici to Oostzaan | 597.76 mi (962.00 km) |
| Sempeter pri Gorici to Opmeer | 609.07 mi (980.20 km) |
| Sempeter pri Gorici to Oss | 546.22 mi (879.05 km) |
| Sempeter pri Gorici to Oud-Beijerland | 583.76 mi (939.48 km) |
| Sempeter pri Gorici to Oudenbosch | 569.57 mi (916.64 km) |
