| Ladispoli to Oerlinghausen | 709.99 mi (1,142.62 km) |
| Ladispoli to Oestrich-Winkel | 589.08 mi (948.04 km) |
| Ladispoli to Offenburg | 492.85 mi (793.17 km) |
| Ladispoli to Oftersheim | 539.25 mi (867.83 km) |
| Ladispoli to Ohrdruf | 616.41 mi (992.01 km) |
| Ladispoli to Ohringen | 515.79 mi (830.08 km) |
| Ladispoli to Olbernhau | 604.93 mi (973.54 km) |
| Ladispoli to Olching | 433.10 mi (697.01 km) |
| Ladispoli to Oldenburg | 793.50 mi (1,277.02 km) |
| Ladispoli to Oldenburg in Holstein | 854.73 mi (1,375.56 km) |
| Ladispoli to Olfen | 709.64 mi (1,142.05 km) |
| Ladispoli to Olpe | 657.56 mi (1,058.24 km) |
| Ladispoli to Olsberg | 670.93 mi (1,079.75 km) |
| Ladispoli to Oranienburg | 748.16 mi (1,204.05 km) |
| Ladispoli to Ortenberg | 598.06 mi (962.48 km) |
