| Plum to Cocentaina | 4,069.75 mi (6,549.63 km) |
| Plum to Coin | 3,933.28 mi (6,330.00 km) |
| Plum to Colindres | 3,783.25 mi (6,088.55 km) |
| Plum to Collado-Villalba | 3,841.05 mi (6,181.57 km) |
| Plum to Colmenar Viejo | 3,851.61 mi (6,198.56 km) |
| Plum to Colmenarejo | 3,842.90 mi (6,184.55 km) |
| Plum to Conil de la Frontera | 3,881.53 mi (6,246.73 km) |
| Plum to Consuegra | 3,896.90 mi (6,271.46 km) |
| Plum to Corbera de Llobregat | 4,089.81 mi (6,581.91 km) |
| Plum to Cordoba | 3,891.80 mi (6,263.24 km) |
| Plum to Coria del Rio | 3,849.90 mi (6,195.81 km) |
| Plum to Crevillente | 4,069.17 mi (6,548.69 km) |
| Plum to Cuarte de Huerva | 3,954.45 mi (6,364.07 km) |
| Plum to Cubellas | 4,084.98 mi (6,574.14 km) |
| Plum to Cuellar | 3,803.20 mi (6,120.66 km) |
