| Castalla to Selargius | 530.14 mi (853.18 km) |
| Castalla to Selvazzano Dentro | 791.56 mi (1,273.89 km) |
| Castalla to Senago | 695.96 mi (1,120.05 km) |
| Castalla to Senigallia | 802.99 mi (1,292.29 km) |
| Castalla to Seravezza | 677.16 mi (1,089.78 km) |
| Castalla to Seregno | 701.41 mi (1,128.81 km) |
| Castalla to Seriate | 722.16 mi (1,162.20 km) |
| Castalla to Sermoneta | 749.28 mi (1,205.84 km) |
| Castalla to Serramanna | 517.91 mi (833.49 km) |
| Castalla to Serravalle Pistoiese | 700.03 mi (1,126.60 km) |
| Castalla to Sessa Aurunca | 794.04 mi (1,277.88 km) |
| Castalla to Sesto Calende | 684.79 mi (1,102.07 km) |
| Castalla to Sesto Fiorentino | 714.22 mi (1,149.43 km) |
| Castalla to Sesto San Giovanni | 697.43 mi (1,122.41 km) |
| Castalla to Sestri Levante | 651.58 mi (1,048.61 km) |
