| Siano to Castrovillari | 104.55 mi (168.26 km) |
| Siano to Catania | 229.16 mi (368.80 km) |
| Siano to Catanzaro | 165.81 mi (266.85 km) |
| Siano to Cattolica | 240.43 mi (386.93 km) |
| Siano to Cava de' Tirreni | 7.09 mi (11.41 km) |
| Siano to Cavallino | 187.04 mi (301.01 km) |
| Siano to Cavarzere | 327.27 mi (526.69 km) |
| Siano to Cave | 115.17 mi (185.34 km) |
| Siano to Cavriago | 342.08 mi (550.52 km) |
| Siano to Cavriglia | 249.39 mi (401.36 km) |
| Siano to Cazzago San Martino | 405.23 mi (652.16 km) |
| Siano to Ceccano | 88.30 mi (142.10 km) |
| Siano to Cecina | 275.81 mi (443.87 km) |
| Siano to Cefalu | 194.72 mi (313.37 km) |
| Siano to Ceglie Messapico | 147.28 mi (237.02 km) |
