| Montespertoli to Oria | 400.07 mi (643.86 km) |
| Montespertoli to Oristano | 288.77 mi (464.73 km) |
| Montespertoli to Orta Nova | 285.02 mi (458.70 km) |
| Montespertoli to Orte | 105.27 mi (169.42 km) |
| Montespertoli to Ortona | 190.13 mi (305.98 km) |
| Montespertoli to Orvieto | 82.59 mi (132.91 km) |
| Montespertoli to Orzinuovi | 133.52 mi (214.88 km) |
| Montespertoli to Osimo | 120.70 mi (194.24 km) |
| Montespertoli to Ospitaletto | 140.70 mi (226.44 km) |
| Montespertoli to Ostuni | 388.84 mi (625.77 km) |
| Montespertoli to Ottaviano | 259.88 mi (418.23 km) |
| Montespertoli to Ovada | 138.81 mi (223.39 km) |
| Montespertoli to Ozieri | 237.07 mi (381.53 km) |
| Montespertoli to Paceco | 398.95 mi (642.05 km) |
| Montespertoli to Pachino | 523.70 mi (842.81 km) |
