| Siano to Campos del Puerto | 623.64 mi (1,003.65 km) |
| Siano to Canals | 818.96 mi (1,317.99 km) |
| Siano to Candelaria | 1,951.37 mi (3,140.42 km) |
| Siano to Canet de Mar | 631.50 mi (1,016.31 km) |
| Siano to Cangas | 1,214.55 mi (1,954.63 km) |
| Siano to Cangas de Narcea | 1,099.65 mi (1,769.71 km) |
| Siano to Canovellas | 647.10 mi (1,041.41 km) |
| Siano to Canteras | 869.60 mi (1,399.49 km) |
| Siano to Cantillana | 1,117.55 mi (1,798.53 km) |
| Siano to Capdepera | 598.28 mi (962.83 km) |
| Siano to Carballo | 1,207.69 mi (1,943.59 km) |
| Siano to Carcagente | 809.27 mi (1,302.39 km) |
| Siano to Cardedeu | 643.10 mi (1,034.97 km) |
| Siano to Carlet | 811.44 mi (1,305.89 km) |
| Siano to Carmona | 1,110.85 mi (1,787.74 km) |
