| Silla to Castelfidardo | 775.54 mi (1,248.11 km) |
| Silla to Castelfiorentino | 656.91 mi (1,057.20 km) |
| Silla to Castelfranco di Sopra | 684.97 mi (1,102.35 km) |
| Silla to Castelfranco di Sotto | 649.66 mi (1,045.53 km) |
| Silla to Castelfranco Emilia | 690.03 mi (1,110.50 km) |
| Silla to Castelfranco Veneto | 763.46 mi (1,228.67 km) |
| Silla to Castellabate | 816.71 mi (1,314.37 km) |
| Silla to Castellammare del Golfo | 721.98 mi (1,161.92 km) |
| Silla to Castellammare di Stabia | 792.21 mi (1,274.93 km) |
| Silla to Castellamonte | 586.72 mi (944.23 km) |
| Silla to Castellana Grotte | 932.99 mi (1,501.50 km) |
| Silla to Castellaneta | 920.69 mi (1,481.71 km) |
| Silla to Castellanza | 640.92 mi (1,031.46 km) |
| Silla to Castellarano | 677.34 mi (1,090.07 km) |
| Silla to Castelleone | 660.96 mi (1,063.71 km) |
