| Rockville Centre to Caltagirone | 4,529.50 mi (7,289.52 km) |
| Rockville Centre to Caltanissetta | 4,499.25 mi (7,240.85 km) |
| Rockville Centre to Calvisano | 4,056.16 mi (6,527.76 km) |
| Rockville Centre to Calvizzano | 4,377.50 mi (7,044.91 km) |
| Rockville Centre to Camaiore | 4,100.67 mi (6,599.39 km) |
| Rockville Centre to Cameri | 3,978.42 mi (6,402.64 km) |
| Rockville Centre to Camisano Vicentino | 4,109.17 mi (6,613.07 km) |
| Rockville Centre to Campagna | 4,426.66 mi (7,124.02 km) |
| Rockville Centre to Campagnano di Roma | 4,253.66 mi (6,845.61 km) |
| Rockville Centre to Campi Bisenzio | 4,140.88 mi (6,664.10 km) |
| Rockville Centre to Campi Salentina | 4,564.87 mi (7,346.45 km) |
| Rockville Centre to Campiglia Marittima | 4,143.61 mi (6,668.50 km) |
| Rockville Centre to Campobasso | 4,374.42 mi (7,039.95 km) |
| Rockville Centre to Campobello di Licata | 4,501.69 mi (7,244.77 km) |
| Rockville Centre to Campobello di Mazara | 4,433.60 mi (7,135.20 km) |
