| Signa to Cervello | 493.05 mi (793.48 km) |
| Signa to Cervera | 519.54 mi (836.12 km) |
| Signa to Ceuti | 755.39 mi (1,215.68 km) |
| Signa to Cheste | 676.48 mi (1,088.68 km) |
| Signa to Chiclana de la Frontera | 1,041.16 mi (1,675.59 km) |
| Signa to Chipiona | 1,042.00 mi (1,676.93 km) |
| Signa to Chiva | 678.39 mi (1,091.77 km) |
| Signa to Churriana de la Vega | 898.70 mi (1,446.31 km) |
| Signa to Ciempozuelos | 795.16 mi (1,279.69 km) |
| Signa to Cieza | 755.59 mi (1,216.01 km) |
| Signa to Cisterniga | 813.98 mi (1,309.98 km) |
| Signa to Ciudad de Melilla | 949.25 mi (1,527.66 km) |
| Signa to Ciudad Real | 844.58 mi (1,359.23 km) |
| Signa to Ciudad-Rodrigo | 927.49 mi (1,492.64 km) |
| Signa to Cocentaina | 692.19 mi (1,113.98 km) |
