| University to Orbetello | 5,110.59 mi (8,224.71 km) |
| University to Oria | 5,468.10 mi (8,800.06 km) |
| University to Oristano | 5,054.32 mi (8,134.14 km) |
| University to Orta Nova | 5,352.62 mi (8,614.21 km) |
| University to Orte | 5,164.68 mi (8,311.75 km) |
| University to Ortona | 5,261.06 mi (8,466.86 km) |
| University to Orvieto | 5,144.57 mi (8,279.39 km) |
| University to Orzinuovi | 4,972.55 mi (8,002.55 km) |
| University to Osimo | 5,185.81 mi (8,345.76 km) |
| University to Ospitaletto | 4,974.81 mi (8,006.19 km) |
| University to Ostuni | 5,458.27 mi (8,784.24 km) |
| University to Ottaviano | 5,309.65 mi (8,545.06 km) |
| University to Ovada | 4,933.63 mi (7,939.90 km) |
| University to Ozieri | 5,056.12 mi (8,137.04 km) |
| University to Paceco | 5,302.72 mi (8,533.90 km) |
