| Holladay to Cortona | 5,665.04 mi (9,116.99 km) |
| Holladay to Cosenza | 6,017.62 mi (9,684.42 km) |
| Holladay to Cossato | 5,422.03 mi (8,725.91 km) |
| Holladay to Costa Volpino | 5,470.22 mi (8,803.46 km) |
| Holladay to Creazzo | 5,529.24 mi (8,898.45 km) |
| Holladay to Crema | 5,481.18 mi (8,821.10 km) |
| Holladay to Cremona | 5,504.52 mi (8,858.67 km) |
| Holladay to Crevalcore | 5,561.90 mi (8,951.02 km) |
| Holladay to Crispiano | 5,976.31 mi (9,617.94 km) |
| Holladay to Crosia | 6,019.25 mi (9,687.05 km) |
| Holladay to Crotone | 6,057.24 mi (9,748.19 km) |
| Holladay to Cuneo | 5,462.33 mi (8,790.77 km) |
| Holladay to Cuorgne | 5,414.24 mi (8,713.38 km) |
| Holladay to Cusano Milanino | 5,455.67 mi (8,780.05 km) |
| Holladay to Cutro | 6,055.80 mi (9,745.87 km) |
