| Highlands Ranch to Caltagirone | 5,889.13 mi (9,477.63 km) |
| Highlands Ranch to Caltanissetta | 5,859.56 mi (9,430.04 km) |
| Highlands Ranch to Calvisano | 5,335.61 mi (8,586.83 km) |
| Highlands Ranch to Calvizzano | 5,690.80 mi (9,158.47 km) |
| Highlands Ranch to Camaiore | 5,402.52 mi (8,694.51 km) |
| Highlands Ranch to Cameri | 5,269.07 mi (8,479.75 km) |
| Highlands Ranch to Camisano Vicentino | 5,374.63 mi (8,649.63 km) |
| Highlands Ranch to Campagna | 5,735.10 mi (9,229.75 km) |
| Highlands Ranch to Campagnano di Roma | 5,564.92 mi (8,955.87 km) |
| Highlands Ranch to Campi Bisenzio | 5,437.64 mi (8,751.03 km) |
| Highlands Ranch to Campi Salentina | 5,850.18 mi (9,414.96 km) |
| Highlands Ranch to Campiglia Marittima | 5,455.93 mi (8,780.47 km) |
| Highlands Ranch to Campobasso | 5,673.98 mi (9,131.39 km) |
| Highlands Ranch to Campobello di Licata | 5,866.34 mi (9,440.97 km) |
| Highlands Ranch to Campobello di Mazara | 5,803.32 mi (9,339.54 km) |
