| Castelletto sopra Ticino to Saarijarvi | 1,343.30 mi (2,161.83 km) |
| Castelletto sopra Ticino to Salo | 1,172.94 mi (1,887.67 km) |
| Castelletto sopra Ticino to Sastamala | 1,222.37 mi (1,967.21 km) |
| Castelletto sopra Ticino to Savonlinna | 1,376.25 mi (2,214.87 km) |
| Castelletto sopra Ticino to Seinajoki | 1,305.01 mi (2,100.20 km) |
| Castelletto sopra Ticino to Siilinjarvi | 1,410.61 mi (2,270.16 km) |
| Castelletto sopra Ticino to Sipoo | 1,218.60 mi (1,961.15 km) |
| Castelletto sopra Ticino to Sippola | 1,276.79 mi (2,054.79 km) |
| Castelletto sopra Ticino to Sodankyla | 1,633.38 mi (2,628.67 km) |
| Castelletto sopra Ticino to Somero | 1,194.60 mi (1,922.53 km) |
| Castelletto sopra Ticino to Sotkamo | 1,480.65 mi (2,382.88 km) |
| Castelletto sopra Ticino to Tampere | 1,247.44 mi (2,007.57 km) |
| Castelletto sopra Ticino to Tornio | 1,506.26 mi (2,424.10 km) |
| Castelletto sopra Ticino to Turku | 1,159.42 mi (1,865.91 km) |
| Castelletto sopra Ticino to Tuusula | 1,216.59 mi (1,957.92 km) |
