| Pontecorvo to Oberkirch | 559.20 mi (899.94 km) |
| Pontecorvo to Obernburg am Main | 618.43 mi (995.27 km) |
| Pontecorvo to Obernkirchen | 776.40 mi (1,249.49 km) |
| Pontecorvo to Oberschleissheim | 480.07 mi (772.60 km) |
| Pontecorvo to Oberstdorf | 443.49 mi (713.73 km) |
| Pontecorvo to Obertraubling | 523.51 mi (842.51 km) |
| Pontecorvo to Obertshausen | 638.17 mi (1,027.04 km) |
| Pontecorvo to Oberursel | 651.36 mi (1,048.27 km) |
| Pontecorvo to Ochsenfurt | 591.73 mi (952.29 km) |
| Pontecorvo to Ochsenhausen | 491.62 mi (791.19 km) |
| Pontecorvo to Ochtrup | 802.14 mi (1,290.93 km) |
| Pontecorvo to Odenthal | 730.90 mi (1,176.28 km) |
| Pontecorvo to Oelde | 762.29 mi (1,226.78 km) |
| Pontecorvo to Oelsnitz | 622.82 mi (1,002.33 km) |
| Pontecorvo to Oer-Erkenschwick | 765.86 mi (1,232.53 km) |
