| Sid to Campos del Puerto | 915.12 mi (1,472.74 km) |
| Sid to Canals | 1,098.66 mi (1,768.13 km) |
| Sid to Candelaria | 2,260.02 mi (3,637.16 km) |
| Sid to Canet de Mar | 869.46 mi (1,399.26 km) |
| Sid to Cangas | 1,406.25 mi (2,263.15 km) |
| Sid to Cangas de Narcea | 1,279.38 mi (2,058.96 km) |
| Sid to Canovellas | 883.25 mi (1,421.45 km) |
| Sid to Canteras | 1,167.97 mi (1,879.67 km) |
| Sid to Cantillana | 1,391.96 mi (2,240.14 km) |
| Sid to Capdepera | 886.68 mi (1,426.98 km) |
| Sid to Carballo | 1,382.88 mi (2,225.53 km) |
| Sid to Carcagente | 1,086.88 mi (1,749.17 km) |
| Sid to Cardedeu | 878.92 mi (1,414.48 km) |
| Sid to Carlet | 1,086.83 mi (1,749.09 km) |
| Sid to Carmona | 1,387.86 mi (2,233.55 km) |
