| Mastic Beach to Cehegin | 3,688.08 mi (5,935.39 km) |
| Mastic Beach to Cervello | 3,765.15 mi (6,059.43 km) |
| Mastic Beach to Cervera | 3,725.01 mi (5,994.83 km) |
| Mastic Beach to Ceuti | 3,714.04 mi (5,977.18 km) |
| Mastic Beach to Cheste | 3,698.91 mi (5,952.83 km) |
| Mastic Beach to Chiclana de la Frontera | 3,526.17 mi (5,674.83 km) |
| Mastic Beach to Chipiona | 3,502.37 mi (5,636.52 km) |
| Mastic Beach to Chiva | 3,697.48 mi (5,950.52 km) |
| Mastic Beach to Churriana de la Vega | 3,627.04 mi (5,837.16 km) |
| Mastic Beach to Ciempozuelos | 3,538.18 mi (5,694.16 km) |
| Mastic Beach to Cieza | 3,701.92 mi (5,957.67 km) |
| Mastic Beach to Cisterniga | 3,446.47 mi (5,546.56 km) |
| Mastic Beach to Ciudad de Melilla | 3,721.45 mi (5,989.10 km) |
| Mastic Beach to Ciudad Real | 3,558.22 mi (5,726.40 km) |
| Mastic Beach to Ciudad-Rodrigo | 3,385.42 mi (5,448.31 km) |
