| Cities | Distance |
|---|---|
| Trencin to Orbetello | 553.89 mi (891.40 km) |
| Trencin to Oria | 580.16 mi (933.68 km) |
| Trencin to Oristano | 775.19 mi (1,247.56 km) |
| Trencin to Orta Nova | 534.51 mi (860.22 km) |
| Trencin to Orte | 521.09 mi (838.61 km) |
| Trencin to Ortona | 484.82 mi (780.23 km) |
| Trencin to Orvieto | 512.89 mi (825.42 km) |
| Trencin to Orzinuovi | 450.43 mi (724.90 km) |
| Trencin to Osimo | 432.35 mi (695.80 km) |
| Trencin to Ospitaletto | 438.73 mi (706.06 km) |
| Trencin to Ostuni | 564.14 mi (907.89 km) |
| Trencin to Ottaviano | 582.16 mi (936.89 km) |
| Trencin to Ovada | 532.18 mi (856.46 km) |
| Trencin to Ozieri | 724.17 mi (1,165.44 km) |
| Trencin to Paceco | 801.86 mi (1,290.47 km) |