| Friedrichshafen to Oria | 637.79 mi (1,026.42 km) |
| Friedrichshafen to Oristano | 536.91 mi (864.07 km) |
| Friedrichshafen to Orta Nova | 533.34 mi (858.32 km) |
| Friedrichshafen to Orte | 385.48 mi (620.36 km) |
| Friedrichshafen to Ortona | 437.74 mi (704.48 km) |
| Friedrichshafen to Orvieto | 363.91 mi (585.66 km) |
| Friedrichshafen to Orzinuovi | 156.92 mi (252.54 km) |
| Friedrichshafen to Osimo | 346.76 mi (558.05 km) |
| Friedrichshafen to Ospitaletto | 147.41 mi (237.24 km) |
| Friedrichshafen to Ostuni | 623.32 mi (1,003.14 km) |
| Friedrichshafen to Ottaviano | 530.61 mi (853.93 km) |
| Friedrichshafen to Ovada | 211.85 mi (340.93 km) |
| Friedrichshafen to Ozieri | 488.73 mi (786.53 km) |
| Friedrichshafen to Paceco | 685.60 mi (1,103.36 km) |
| Friedrichshafen to Pachino | 807.74 mi (1,299.94 km) |
