| Velsen-Zuid to Orbetello | 757.49 mi (1,219.07 km) |
| Velsen-Zuid to Oria | 1,029.66 mi (1,657.08 km) |
| Velsen-Zuid to Oristano | 888.11 mi (1,429.27 km) |
| Velsen-Zuid to Orta Nova | 928.48 mi (1,494.24 km) |
| Velsen-Zuid to Orte | 779.79 mi (1,254.95 km) |
| Velsen-Zuid to Ortona | 833.74 mi (1,341.77 km) |
| Velsen-Zuid to Orvieto | 757.72 mi (1,219.44 km) |
| Velsen-Zuid to Orzinuovi | 544.28 mi (875.94 km) |
| Velsen-Zuid to Osimo | 742.74 mi (1,195.32 km) |
| Velsen-Zuid to Ospitaletto | 537.39 mi (864.85 km) |
| Velsen-Zuid to Ostuni | 1,014.65 mi (1,632.93 km) |
| Velsen-Zuid to Ottaviano | 927.00 mi (1,491.86 km) |
| Velsen-Zuid to Ovada | 571.14 mi (919.15 km) |
| Velsen-Zuid to Ozieri | 846.62 mi (1,362.50 km) |
| Velsen-Zuid to Paceco | 1,071.03 mi (1,723.66 km) |
