| Senec to Cervello | 889.23 mi (1,431.07 km) |
| Senec to Cervera | 906.88 mi (1,459.48 km) |
| Senec to Ceuti | 1,168.19 mi (1,880.02 km) |
| Senec to Cheste | 1,080.45 mi (1,738.82 km) |
| Senec to Chiclana de la Frontera | 1,444.06 mi (2,323.99 km) |
| Senec to Chipiona | 1,441.43 mi (2,319.75 km) |
| Senec to Chiva | 1,082.26 mi (1,741.73 km) |
| Senec to Churriana de la Vega | 1,307.41 mi (2,104.08 km) |
| Senec to Ciempozuelos | 1,175.42 mi (1,891.65 km) |
| Senec to Cieza | 1,166.57 mi (1,877.42 km) |
| Senec to Cisterniga | 1,167.50 mi (1,878.91 km) |
| Senec to Ciudad de Melilla | 1,370.38 mi (2,205.41 km) |
| Senec to Ciudad Real | 1,236.65 mi (1,990.19 km) |
| Senec to Ciudad-Rodrigo | 1,286.66 mi (2,070.69 km) |
| Senec to Cocentaina | 1,103.90 mi (1,776.56 km) |
