| Champaign to Caltagirone | 5,197.07 mi (8,363.88 km) |
| Champaign to Caltanissetta | 5,166.89 mi (8,315.30 km) |
| Champaign to Calvisano | 4,684.64 mi (7,539.21 km) |
| Champaign to Calvizzano | 5,023.94 mi (8,085.24 km) |
| Champaign to Camaiore | 4,739.56 mi (7,627.59 km) |
| Champaign to Cameri | 4,611.13 mi (7,420.90 km) |
| Champaign to Camisano Vicentino | 4,731.94 mi (7,615.33 km) |
| Champaign to Campagna | 5,071.41 mi (8,161.64 km) |
| Champaign to Campagnano di Roma | 4,898.11 mi (7,882.75 km) |
| Champaign to Campi Bisenzio | 4,777.90 mi (7,689.29 km) |
| Champaign to Campi Salentina | 5,200.81 mi (8,369.89 km) |
| Champaign to Campiglia Marittima | 4,787.53 mi (7,704.79 km) |
| Champaign to Campobasso | 5,014.84 mi (8,070.60 km) |
| Champaign to Campobello di Licata | 5,171.19 mi (8,322.23 km) |
| Champaign to Campobello di Mazara | 5,104.76 mi (8,215.32 km) |
