| Widnes to Castrovillari | 1,289.75 mi (2,075.65 km) |
| Widnes to Catania | 1,387.46 mi (2,232.90 km) |
| Widnes to Catanzaro | 1,353.32 mi (2,177.96 km) |
| Widnes to Cattolica | 955.06 mi (1,537.02 km) |
| Widnes to Cava de' Tirreni | 1,193.35 mi (1,920.52 km) |
| Widnes to Cavallino | 1,329.06 mi (2,138.91 km) |
| Widnes to Cavarzere | 874.00 mi (1,406.57 km) |
| Widnes to Cave | 1,076.54 mi (1,732.52 km) |
| Widnes to Cavriago | 845.47 mi (1,360.65 km) |
| Widnes to Cavriglia | 938.56 mi (1,510.47 km) |
| Widnes to Cazzago San Martino | 783.32 mi (1,260.63 km) |
| Widnes to Ceccano | 1,102.74 mi (1,774.69 km) |
| Widnes to Cecina | 919.98 mi (1,480.57 km) |
| Widnes to Cefalu | 1,325.22 mi (2,132.73 km) |
| Widnes to Ceglie Messapico | 1,287.71 mi (2,072.37 km) |
