| Madrid to Cortona | 830.07 mi (1,335.87 km) |
| Madrid to Cosenza | 1,058.84 mi (1,704.04 km) |
| Madrid to Cossato | 696.42 mi (1,120.78 km) |
| Madrid to Costa Volpino | 788.67 mi (1,269.24 km) |
| Madrid to Creazzo | 843.41 mi (1,357.33 km) |
| Madrid to Crema | 757.73 mi (1,219.45 km) |
| Madrid to Cremona | 767.78 mi (1,235.62 km) |
| Madrid to Crevalcore | 810.63 mi (1,304.59 km) |
| Madrid to Crispiano | 1,097.32 mi (1,765.97 km) |
| Madrid to Crosia | 1,082.74 mi (1,742.51 km) |
| Madrid to Crotone | 1,107.25 mi (1,781.95 km) |
| Madrid to Cuneo | 635.48 mi (1,022.70 km) |
| Madrid to Cuorgne | 668.55 mi (1,075.93 km) |
| Madrid to Cusano Milanino | 740.40 mi (1,191.56 km) |
| Madrid to Cutro | 1,100.89 mi (1,771.71 km) |
