| Widnes to Corato | 1,224.28 mi (1,970.29 km) |
| Widnes to Corbetta | 754.25 mi (1,213.85 km) |
| Widnes to Corciano | 984.39 mi (1,584.22 km) |
| Widnes to Cordenons | 854.87 mi (1,375.77 km) |
| Widnes to Cori | 1,085.45 mi (1,746.86 km) |
| Widnes to Coriano | 950.66 mi (1,529.93 km) |
| Widnes to Corigliano Calabro | 1,311.85 mi (2,111.22 km) |
| Widnes to Corleone | 1,317.99 mi (2,121.10 km) |
| Widnes to Cormano | 757.60 mi (1,219.23 km) |
| Widnes to Cornaredo | 756.08 mi (1,216.80 km) |
| Widnes to Cornate d'Adda | 761.83 mi (1,226.05 km) |
| Widnes to Cornedo Vicentino | 825.48 mi (1,328.48 km) |
| Widnes to Correggio | 849.72 mi (1,367.50 km) |
| Widnes to Corridonia | 1,018.13 mi (1,638.51 km) |
| Widnes to Corsico | 762.21 mi (1,226.66 km) |
