| Trinitapoli to Oberkirch | 631.76 mi (1,016.72 km) |
| Trinitapoli to Obernburg am Main | 675.54 mi (1,087.18 km) |
| Trinitapoli to Obernkirchen | 822.43 mi (1,323.57 km) |
| Trinitapoli to Oberschleissheim | 525.77 mi (846.14 km) |
| Trinitapoli to Oberstdorf | 507.53 mi (816.79 km) |
| Trinitapoli to Obertraubling | 559.81 mi (900.92 km) |
| Trinitapoli to Obertshausen | 696.12 mi (1,120.29 km) |
| Trinitapoli to Oberursel | 710.23 mi (1,143.00 km) |
| Trinitapoli to Ochsenfurt | 643.11 mi (1,034.98 km) |
| Trinitapoli to Ochsenhausen | 553.64 mi (890.99 km) |
| Trinitapoli to Ochtrup | 858.94 mi (1,382.32 km) |
| Trinitapoli to Odenthal | 793.83 mi (1,277.55 km) |
| Trinitapoli to Oelde | 815.65 mi (1,312.65 km) |
| Trinitapoli to Oelsnitz | 654.15 mi (1,052.75 km) |
| Trinitapoli to Oer-Erkenschwick | 824.99 mi (1,327.69 km) |
