| Mount Washington to Caltagirone | 5,163.61 mi (8,310.03 km) |
| Mount Washington to Caltanissetta | 5,133.36 mi (8,261.34 km) |
| Mount Washington to Calvisano | 4,668.87 mi (7,513.82 km) |
| Mount Washington to Calvizzano | 5,000.59 mi (8,047.67 km) |
| Mount Washington to Camaiore | 4,719.22 mi (7,594.85 km) |
| Mount Washington to Cameri | 4,593.34 mi (7,392.26 km) |
| Mount Washington to Camisano Vicentino | 4,718.77 mi (7,594.12 km) |
| Mount Washington to Campagna | 5,048.93 mi (8,125.47 km) |
| Mount Washington to Campagnano di Roma | 4,875.48 mi (7,846.33 km) |
| Mount Washington to Campi Bisenzio | 4,758.48 mi (7,658.03 km) |
| Mount Washington to Campi Salentina | 5,182.62 mi (8,340.63 km) |
| Mount Washington to Campiglia Marittima | 4,764.96 mi (7,668.47 km) |
| Mount Washington to Campobasso | 4,994.28 mi (8,037.51 km) |
| Mount Washington to Campobello di Licata | 5,136.71 mi (8,266.74 km) |
| Mount Washington to Campobello di Mazara | 5,069.34 mi (8,158.31 km) |
