| Prudhoe to Cortona | 1,017.60 mi (1,637.68 km) |
| Prudhoe to Cosenza | 1,367.91 mi (2,201.43 km) |
| Prudhoe to Cossato | 783.81 mi (1,261.43 km) |
| Prudhoe to Costa Volpino | 819.25 mi (1,318.46 km) |
| Prudhoe to Creazzo | 875.33 mi (1,408.71 km) |
| Prudhoe to Crema | 834.40 mi (1,342.83 km) |
| Prudhoe to Cremona | 857.23 mi (1,379.57 km) |
| Prudhoe to Crevalcore | 911.60 mi (1,467.08 km) |
| Prudhoe to Crispiano | 1,321.50 mi (2,126.76 km) |
| Prudhoe to Crosia | 1,367.05 mi (2,200.06 km) |
| Prudhoe to Crotone | 1,405.27 mi (2,261.56 km) |
| Prudhoe to Cuneo | 841.39 mi (1,354.09 km) |
| Prudhoe to Cuorgne | 782.04 mi (1,258.57 km) |
| Prudhoe to Cusano Milanino | 810.58 mi (1,304.50 km) |
| Prudhoe to Cutro | 1,404.36 mi (2,260.10 km) |
