| Rockville to Caltagirone | 4,745.60 mi (7,637.30 km) |
| Rockville to Caltanissetta | 4,715.35 mi (7,588.63 km) |
| Rockville to Calvisano | 4,271.15 mi (6,873.75 km) |
| Rockville to Calvizzano | 4,593.29 mi (7,392.19 km) |
| Rockville to Camaiore | 4,316.14 mi (6,946.16 km) |
| Rockville to Cameri | 4,193.59 mi (6,748.92 km) |
| Rockville to Camisano Vicentino | 4,323.88 mi (6,958.61 km) |
| Rockville to Campagna | 4,642.41 mi (7,471.24 km) |
| Rockville to Campagnano di Roma | 4,469.37 mi (7,192.76 km) |
| Rockville to Campi Bisenzio | 4,356.29 mi (7,010.77 km) |
| Rockville to Campi Salentina | 4,780.35 mi (7,693.24 km) |
| Rockville to Campiglia Marittima | 4,359.28 mi (7,015.58 km) |
| Rockville to Campobasso | 4,590.02 mi (7,386.93 km) |
| Rockville to Campobello di Licata | 4,717.79 mi (7,592.55 km) |
| Rockville to Campobello di Mazara | 4,649.69 mi (7,482.96 km) |
