| Widnes to Caltagirone | 1,386.29 mi (2,231.02 km) |
| Widnes to Caltanissetta | 1,358.61 mi (2,186.47 km) |
| Widnes to Calvisano | 805.65 mi (1,296.56 km) |
| Widnes to Calvizzano | 1,166.08 mi (1,876.63 km) |
| Widnes to Camaiore | 879.44 mi (1,415.32 km) |
| Widnes to Cameri | 744.29 mi (1,197.82 km) |
| Widnes to Camisano Vicentino | 842.86 mi (1,356.45 km) |
| Widnes to Campagna | 1,207.87 mi (1,943.87 km) |
| Widnes to Campagnano di Roma | 1,042.10 mi (1,677.10 km) |
| Widnes to Campi Bisenzio | 911.45 mi (1,466.83 km) |
| Widnes to Campi Salentina | 1,318.43 mi (2,121.80 km) |
| Widnes to Campiglia Marittima | 936.90 mi (1,507.79 km) |
| Widnes to Campobasso | 1,145.01 mi (1,842.71 km) |
| Widnes to Campobello di Licata | 1,368.84 mi (2,202.93 km) |
| Widnes to Campobello di Mazara | 1,314.07 mi (2,114.78 km) |
