| Bellinzona to Opole | 511.33 mi (822.91 km) |
| Bellinzona to Orzesze | 524.04 mi (843.36 km) |
| Bellinzona to Osowa | 703.70 mi (1,132.50 km) |
| Bellinzona to Ostroda | 709.31 mi (1,141.52 km) |
| Bellinzona to Ostroleka | 733.15 mi (1,179.89 km) |
| Bellinzona to Ostrow Mazowiecka | 734.24 mi (1,181.64 km) |
| Bellinzona to Ostrow Wielkopolski | 548.06 mi (882.01 km) |
| Bellinzona to Ostrowiec Swietokrzyski | 652.31 mi (1,049.80 km) |
| Bellinzona to Ostrzeszow | 541.81 mi (871.96 km) |
| Bellinzona to Oswiecim | 539.25 mi (867.84 km) |
| Bellinzona to Otwock | 686.37 mi (1,104.61 km) |
| Bellinzona to Ozarow Mazowiecki | 673.44 mi (1,083.79 km) |
| Bellinzona to Ozimek | 521.82 mi (839.79 km) |
| Bellinzona to Ozorkow | 610.82 mi (983.01 km) |
| Bellinzona to Pabianice | 601.51 mi (968.04 km) |
