| Holt to Caltagirone | 4,937.84 mi (7,946.68 km) |
| Holt to Caltanissetta | 4,907.68 mi (7,898.14 km) |
| Holt to Calvisano | 4,423.78 mi (7,119.38 km) |
| Holt to Calvizzano | 4,763.53 mi (7,666.15 km) |
| Holt to Camaiore | 4,478.95 mi (7,208.18 km) |
| Holt to Cameri | 4,350.37 mi (7,001.25 km) |
| Holt to Camisano Vicentino | 4,470.99 mi (7,195.36 km) |
| Holt to Campagna | 4,810.92 mi (7,742.43 km) |
| Holt to Campagnano di Roma | 4,637.65 mi (7,463.58 km) |
| Holt to Campi Bisenzio | 4,517.22 mi (7,269.76 km) |
| Holt to Campi Salentina | 4,940.02 mi (7,950.19 km) |
| Holt to Campiglia Marittima | 4,527.09 mi (7,285.65 km) |
| Holt to Campobasso | 4,754.21 mi (7,651.16 km) |
| Holt to Campobello di Licata | 4,912.13 mi (7,905.31 km) |
| Holt to Campobello di Mazara | 4,845.87 mi (7,798.67 km) |
