| Campogalliano to Oegstgeest | 594.58 mi (956.88 km) |
| Campogalliano to Oirschot | 535.76 mi (862.22 km) |
| Campogalliano to Oisterwijk | 542.90 mi (873.72 km) |
| Campogalliano to Oldebroek | 582.06 mi (936.73 km) |
| Campogalliano to Oldenzaal | 556.85 mi (896.17 km) |
| Campogalliano to Ommen | 577.62 mi (929.59 km) |
| Campogalliano to Oosterend | 614.31 mi (988.63 km) |
| Campogalliano to Oosterhout | 554.11 mi (891.76 km) |
| Campogalliano to Oosterwolde | 609.94 mi (981.60 km) |
| Campogalliano to Oostzaan | 600.49 mi (966.40 km) |
| Campogalliano to Opmeer | 615.31 mi (990.24 km) |
| Campogalliano to Oss | 547.18 mi (880.60 km) |
| Campogalliano to Oud-Beijerland | 574.79 mi (925.04 km) |
| Campogalliano to Oudenbosch | 558.77 mi (899.25 km) |
| Campogalliano to Oudewater | 575.92 mi (926.85 km) |
