| Castellammare del Golfo to Senftenberg | 933.72 mi (1,502.68 km) |
| Castellammare del Golfo to Siegburg | 925.36 mi (1,489.22 km) |
| Castellammare del Golfo to Siegen | 919.62 mi (1,479.99 km) |
| Castellammare del Golfo to Sigmaringen | 719.07 mi (1,157.23 km) |
| Castellammare del Golfo to Simbach am Inn | 707.57 mi (1,138.72 km) |
| Castellammare del Golfo to Simmerath | 926.76 mi (1,491.47 km) |
| Castellammare del Golfo to Sindelfingen | 763.38 mi (1,228.54 km) |
| Castellammare del Golfo to Sinsheim | 800.52 mi (1,288.31 km) |
| Castellammare del Golfo to Sinzheim | 778.19 mi (1,252.38 km) |
| Castellammare del Golfo to Sinzig | 908.00 mi (1,461.28 km) |
| Castellammare del Golfo to Soest | 964.11 mi (1,551.58 km) |
| Castellammare del Golfo to Solingen | 950.90 mi (1,530.33 km) |
| Castellammare del Golfo to Soltau | 1,043.66 mi (1,679.61 km) |
| Castellammare del Golfo to Sommerda | 911.63 mi (1,467.13 km) |
| Castellammare del Golfo to Sondershausen | 926.92 mi (1,491.74 km) |
