| Ladispoli to Oberkirch | 494.11 mi (795.19 km) |
| Ladispoli to Obernburg am Main | 562.68 mi (905.54 km) |
| Ladispoli to Obernkirchen | 725.76 mi (1,168.00 km) |
| Ladispoli to Oberschleissheim | 435.68 mi (701.17 km) |
| Ladispoli to Oberstdorf | 387.07 mi (622.93 km) |
| Ladispoli to Obertraubling | 484.46 mi (779.67 km) |
| Ladispoli to Obertshausen | 581.53 mi (935.89 km) |
| Ladispoli to Oberursel | 593.90 mi (955.80 km) |
| Ladispoli to Ochsenfurt | 540.38 mi (869.66 km) |
| Ladispoli to Ochsenhausen | 435.22 mi (700.42 km) |
| Ladispoli to Ochtrup | 744.20 mi (1,197.67 km) |
| Ladispoli to Odenthal | 669.76 mi (1,077.87 km) |
| Ladispoli to Oelde | 706.99 mi (1,137.80 km) |
| Ladispoli to Oelsnitz | 584.70 mi (940.99 km) |
| Ladispoli to Oer-Erkenschwick | 706.78 mi (1,137.45 km) |
