| Marlborough to Cehegin | 3,586.46 mi (5,771.84 km) |
| Marlborough to Cervello | 3,656.74 mi (5,884.95 km) |
| Marlborough to Cervera | 3,616.58 mi (5,820.32 km) |
| Marlborough to Ceuti | 3,612.11 mi (5,813.14 km) |
| Marlborough to Cheste | 3,594.56 mi (5,784.89 km) |
| Marlborough to Chiclana de la Frontera | 3,430.15 mi (5,520.29 km) |
| Marlborough to Chipiona | 3,406.00 mi (5,481.43 km) |
| Marlborough to Chiva | 3,593.16 mi (5,782.64 km) |
| Marlborough to Churriana de la Vega | 3,528.08 mi (5,677.90 km) |
| Marlborough to Ciempozuelos | 3,434.48 mi (5,527.25 km) |
| Marlborough to Cieza | 3,599.84 mi (5,793.39 km) |
| Marlborough to Cisterniga | 3,341.09 mi (5,376.97 km) |
| Marlborough to Ciudad de Melilla | 3,625.00 mi (5,833.87 km) |
| Marlborough to Ciudad Real | 3,456.52 mi (5,562.72 km) |
| Marlborough to Ciudad-Rodrigo | 3,282.64 mi (5,282.90 km) |
