| Siano to Collegno | 465.53 mi (749.21 km) |
| Siano to Cologno al Serio | 415.03 mi (667.93 km) |
| Siano to Cologno Monzese | 425.38 mi (684.59 km) |
| Siano to Colorno | 359.22 mi (578.10 km) |
| Siano to Comacchio | 297.87 mi (479.37 km) |
| Siano to Comiso | 266.23 mi (428.46 km) |
| Siano to Como | 446.11 mi (717.95 km) |
| Siano to Concordia Sagittaria | 355.29 mi (571.78 km) |
| Siano to Concorezzo | 426.70 mi (686.71 km) |
| Siano to Conegliano | 371.32 mi (597.58 km) |
| Siano to Conselice | 294.89 mi (474.59 km) |
| Siano to Conselve | 337.77 mi (543.59 km) |
| Siano to Conversano | 127.04 mi (204.44 km) |
| Siano to Copertino | 180.04 mi (289.75 km) |
| Siano to Copparo | 317.99 mi (511.76 km) |
