| Castellabate to Settimo Torinese | 495.23 mi (797.00 km) |
| Castellabate to Seveso | 472.85 mi (760.97 km) |
| Castellabate to Sezze | 129.70 mi (208.73 km) |
| Castellabate to Siano | 38.64 mi (62.18 km) |
| Castellabate to Siena | 280.82 mi (451.94 km) |
| Castellabate to Signa | 312.53 mi (502.97 km) |
| Castellabate to Silea | 394.90 mi (635.53 km) |
| Castellabate to Silvi Paese | 162.79 mi (261.98 km) |
| Castellabate to Sinalunga | 262.15 mi (421.89 km) |
| Castellabate to Siniscola | 277.18 mi (446.08 km) |
| Castellabate to Sinnai | 312.56 mi (503.01 km) |
| Castellabate to Siracusa | 222.50 mi (358.08 km) |
| Castellabate to Solaro | 473.04 mi (761.29 km) |
| Castellabate to Soliera | 370.06 mi (595.55 km) |
| Castellabate to Solofra | 38.68 mi (62.26 km) |
