| Widnes to Cassina de' Pecchi | 765.63 mi (1,232.16 km) |
| Widnes to Cassino | 1,122.04 mi (1,805.75 km) |
| Widnes to Castagneto Carducci | 930.82 mi (1,498.01 km) |
| Widnes to Castano Primo | 745.19 mi (1,199.27 km) |
| Widnes to Castel Bolognese | 906.28 mi (1,458.52 km) |
| Widnes to Castel Gandolfo | 1,071.77 mi (1,724.85 km) |
| Widnes to Castel Goffredo | 812.45 mi (1,307.52 km) |
| Widnes to Castel Maggiore | 879.20 mi (1,414.94 km) |
| Widnes to Castel Mella | 791.54 mi (1,273.85 km) |
| Widnes to Castel San Giorgio | 1,188.76 mi (1,913.13 km) |
| Widnes to Castel San Giovanni | 792.44 mi (1,275.31 km) |
| Widnes to Castel San Pietro Terme | 894.90 mi (1,440.20 km) |
| Widnes to Castel Volturno | 1,149.46 mi (1,849.88 km) |
| Widnes to Castelbuono | 1,333.48 mi (2,146.03 km) |
| Widnes to Casteldaccia | 1,310.59 mi (2,109.19 km) |
