| Widnes to Chivasso | 738.53 mi (1,188.55 km) |
| Widnes to Ciampino | 1,067.23 mi (1,717.55 km) |
| Widnes to Cicciano | 1,173.40 mi (1,888.41 km) |
| Widnes to Cingoli | 1,002.15 mi (1,612.80 km) |
| Widnes to Cinisello Balsamo | 759.16 mi (1,221.76 km) |
| Widnes to Cinisi | 1,291.62 mi (2,078.66 km) |
| Widnes to Cirie | 727.83 mi (1,171.34 km) |
| Widnes to Ciro Marina | 1,344.28 mi (2,163.42 km) |
| Widnes to Cislago | 746.08 mi (1,200.69 km) |
| Widnes to Cisterna di Latina | 1,085.86 mi (1,747.52 km) |
| Widnes to Cisternino | 1,281.06 mi (2,061.66 km) |
| Widnes to Citta di Castello | 965.62 mi (1,554.02 km) |
| Widnes to Citta Sant'Angelo | 1,074.19 mi (1,728.74 km) |
| Widnes to Cittadella | 838.63 mi (1,349.65 km) |
| Widnes to Cittanova | 1,368.17 mi (2,201.86 km) |
