| Castelletto sopra Ticino to Orzesze | 558.86 mi (899.40 km) |
| Castelletto sopra Ticino to Osowa | 741.83 mi (1,193.86 km) |
| Castelletto sopra Ticino to Ostroda | 747.03 mi (1,202.22 km) |
| Castelletto sopra Ticino to Ostroleka | 770.07 mi (1,239.31 km) |
| Castelletto sopra Ticino to Ostrow Mazowiecka | 770.84 mi (1,240.55 km) |
| Castelletto sopra Ticino to Ostrow Wielkopolski | 585.26 mi (941.89 km) |
| Castelletto sopra Ticino to Ostrowiec Swietokrzyski | 687.00 mi (1,105.62 km) |
| Castelletto sopra Ticino to Ostrzeszow | 578.76 mi (931.43 km) |
| Castelletto sopra Ticino to Oswiecim | 573.59 mi (923.10 km) |
| Castelletto sopra Ticino to Otwock | 722.58 mi (1,162.89 km) |
| Castelletto sopra Ticino to Ozarow Mazowiecki | 709.92 mi (1,142.51 km) |
| Castelletto sopra Ticino to Ozimek | 557.78 mi (897.67 km) |
| Castelletto sopra Ticino to Ozorkow | 647.68 mi (1,042.34 km) |
| Castelletto sopra Ticino to Pabianice | 638.03 mi (1,026.81 km) |
| Castelletto sopra Ticino to Parczew | 765.36 mi (1,231.72 km) |
