| Ironton to Cortona | 4,672.24 mi (7,519.25 km) |
| Ironton to Cosenza | 5,009.60 mi (8,062.18 km) |
| Ironton to Cossato | 4,429.07 mi (7,127.90 km) |
| Ironton to Costa Volpino | 4,500.63 mi (7,243.07 km) |
| Ironton to Creazzo | 4,568.48 mi (7,352.26 km) |
| Ironton to Crema | 4,499.60 mi (7,241.40 km) |
| Ironton to Cremona | 4,522.46 mi (7,278.20 km) |
| Ironton to Crevalcore | 4,584.10 mi (7,377.40 km) |
| Ironton to Crispiano | 4,999.02 mi (8,045.15 km) |
| Ironton to Crosia | 5,021.09 mi (8,080.67 km) |
| Ironton to Crotone | 5,055.92 mi (8,136.72 km) |
| Ironton to Cuneo | 4,443.37 mi (7,150.92 km) |
| Ironton to Cuorgne | 4,413.29 mi (7,102.51 km) |
| Ironton to Cusano Milanino | 4,472.29 mi (7,197.45 km) |
| Ironton to Cutro | 5,052.19 mi (8,130.71 km) |
