| California to Caltagirone | 4,743.40 mi (7,633.77 km) |
| California to Caltanissetta | 4,713.17 mi (7,585.12 km) |
| California to Calvisano | 4,275.68 mi (6,881.05 km) |
| California to Calvizzano | 4,594.72 mi (7,394.49 km) |
| California to Camaiore | 4,319.06 mi (6,950.86 km) |
| California to Cameri | 4,197.59 mi (6,755.36 km) |
| California to Camisano Vicentino | 4,329.18 mi (6,967.14 km) |
| California to Campagna | 4,644.05 mi (7,473.87 km) |
| California to Campagnano di Roma | 4,471.25 mi (7,195.78 km) |
| California to Campi Bisenzio | 4,359.44 mi (7,015.85 km) |
| California to Campi Salentina | 4,783.19 mi (7,697.80 km) |
| California to Campiglia Marittima | 4,361.37 mi (7,018.95 km) |
| California to Campobasso | 4,592.38 mi (7,390.73 km) |
| California to Campobello di Licata | 4,715.29 mi (7,588.52 km) |
| California to Campobello di Mazara | 4,646.98 mi (7,478.59 km) |
