| Americus to Cortona | 5,023.63 mi (8,084.75 km) |
| Americus to Cosenza | 5,351.98 mi (8,613.18 km) |
| Americus to Cossato | 4,784.16 mi (7,699.36 km) |
| Americus to Costa Volpino | 4,860.32 mi (7,821.93 km) |
| Americus to Creazzo | 4,929.25 mi (7,932.85 km) |
| Americus to Crema | 4,856.40 mi (7,815.62 km) |
| Americus to Cremona | 4,878.80 mi (7,851.67 km) |
| Americus to Crevalcore | 4,940.54 mi (7,951.03 km) |
| Americus to Crispiano | 5,349.38 mi (8,609.00 km) |
| Americus to Crosia | 5,365.86 mi (8,635.52 km) |
| Americus to Crotone | 5,399.35 mi (8,689.41 km) |
| Americus to Cuneo | 4,791.61 mi (7,711.35 km) |
| Americus to Cuorgne | 4,766.63 mi (7,671.15 km) |
| Americus to Cusano Milanino | 4,829.07 mi (7,771.64 km) |
| Americus to Cutro | 5,395.08 mi (8,682.54 km) |
