| South San Francisco to Caltagirone | 6,578.39 mi (10,586.89 km) |
| South San Francisco to Caltanissetta | 6,550.28 mi (10,541.65 km) |
| South San Francisco to Calvisano | 5,993.48 mi (9,645.57 km) |
| South San Francisco to Calvizzano | 6,356.37 mi (10,229.59 km) |
| South San Francisco to Camaiore | 6,071.70 mi (9,771.45 km) |
| South San Francisco to Cameri | 5,936.51 mi (9,553.88 km) |
| South San Francisco to Camisano Vicentino | 6,022.25 mi (9,691.88 km) |
| South San Francisco to Campagna | 6,395.82 mi (10,293.08 km) |
| South San Francisco to Campagnano di Roma | 6,233.88 mi (10,032.46 km) |
| South San Francisco to Campi Bisenzio | 6,102.26 mi (9,820.64 km) |
| South San Francisco to Campi Salentina | 6,491.27 mi (10,446.69 km) |
| South San Francisco to Campiglia Marittima | 6,129.67 mi (9,864.74 km) |
| South San Francisco to Campobasso | 6,331.26 mi (10,189.18 km) |
| South San Francisco to Campobello di Licata | 6,559.78 mi (10,556.95 km) |
| South San Francisco to Campobello di Mazara | 6,502.27 mi (10,464.39 km) |
