| Seaford to Cehegin | 880.85 mi (1,417.59 km) |
| Seaford to Cervello | 653.71 mi (1,052.04 km) |
| Seaford to Cervera | 631.51 mi (1,016.32 km) |
| Seaford to Ceuti | 879.44 mi (1,415.32 km) |
| Seaford to Cheste | 781.01 mi (1,256.91 km) |
| Seaford to Chiclana de la Frontera | 1,038.92 mi (1,671.99 km) |
| Seaford to Chipiona | 1,022.18 mi (1,645.05 km) |
| Seaford to Chiva | 781.67 mi (1,257.97 km) |
| Seaford to Churriana de la Vega | 959.03 mi (1,543.40 km) |
| Seaford to Ciempozuelos | 754.70 mi (1,214.57 km) |
| Seaford to Cieza | 868.97 mi (1,398.48 km) |
| Seaford to Cisterniga | 672.17 mi (1,081.76 km) |
| Seaford to Ciudad de Melilla | 1,080.85 mi (1,739.47 km) |
| Seaford to Ciudad Real | 837.46 mi (1,347.77 km) |
| Seaford to Ciudad-Rodrigo | 771.74 mi (1,242.00 km) |
