| Castellanza to Seysses | 401.00 mi (645.35 km) |
| Castellanza to Sin-le-Noble | 423.00 mi (680.75 km) |
| Castellanza to Six-Fours-les-Plages | 230.97 mi (371.71 km) |
| Castellanza to Soissons | 367.82 mi (591.94 km) |
| Castellanza to Soisy-sous-Montmorency | 386.92 mi (622.69 km) |
| Castellanza to Sollies-Pont | 219.12 mi (352.64 km) |
| Castellanza to Somain | 417.87 mi (672.50 km) |
| Castellanza to Sorgues | 226.50 mi (364.52 km) |
| Castellanza to Sotteville-les-Rouen | 448.52 mi (721.82 km) |
| Castellanza to Soyaux | 420.26 mi (676.35 km) |
| Castellanza to Stains | 382.32 mi (615.28 km) |
| Castellanza to Stiring-Wendel | 264.15 mi (425.11 km) |
| Castellanza to Strasbourg | 212.03 mi (341.23 km) |
| Castellanza to Sucy-en-Brie | 370.08 mi (595.58 km) |
| Castellanza to Suresnes | 385.39 mi (620.23 km) |
