| Quarteira to Cortona | 1,140.49 mi (1,835.44 km) |
| Quarteira to Cosenza | 1,327.48 mi (2,136.38 km) |
| Quarteira to Cossato | 1,025.24 mi (1,649.96 km) |
| Quarteira to Costa Volpino | 1,116.24 mi (1,796.41 km) |
| Quarteira to Creazzo | 1,168.32 mi (1,880.22 km) |
| Quarteira to Crema | 1,084.10 mi (1,744.69 km) |
| Quarteira to Cremona | 1,092.72 mi (1,758.56 km) |
| Quarteira to Crevalcore | 1,132.00 mi (1,821.78 km) |
| Quarteira to Crispiano | 1,380.30 mi (2,221.38 km) |
| Quarteira to Crosia | 1,354.79 mi (2,180.32 km) |
| Quarteira to Crotone | 1,374.30 mi (2,211.72 km) |
| Quarteira to Cuneo | 960.44 mi (1,545.67 km) |
| Quarteira to Cuorgne | 997.42 mi (1,605.19 km) |
| Quarteira to Cusano Milanino | 1,068.04 mi (1,718.84 km) |
| Quarteira to Cutro | 1,367.24 mi (2,200.35 km) |
