| Castellanza to Saarijarvi | 1,344.62 mi (2,163.96 km) |
| Castellanza to Salo | 1,173.81 mi (1,889.07 km) |
| Castellanza to Sastamala | 1,223.78 mi (1,969.49 km) |
| Castellanza to Savonlinna | 1,376.20 mi (2,214.78 km) |
| Castellanza to Seinajoki | 1,307.08 mi (2,103.53 km) |
| Castellanza to Siilinjarvi | 1,411.47 mi (2,271.54 km) |
| Castellanza to Sipoo | 1,218.75 mi (1,961.39 km) |
| Castellanza to Sippola | 1,276.63 mi (2,054.53 km) |
| Castellanza to Sodankyla | 1,636.22 mi (2,633.24 km) |
| Castellanza to Somero | 1,195.46 mi (1,923.91 km) |
| Castellanza to Sotkamo | 1,481.82 mi (2,384.77 km) |
| Castellanza to Tampere | 1,248.66 mi (2,009.52 km) |
| Castellanza to Tornio | 1,509.11 mi (2,428.68 km) |
| Castellanza to Turku | 1,160.62 mi (1,867.84 km) |
| Castellanza to Tuusula | 1,216.85 mi (1,958.33 km) |
