| Widnes to Castelletto sopra Ticino | 732.21 mi (1,178.37 km) |
| Widnes to Castelli Calepio | 776.60 mi (1,249.81 km) |
| Widnes to Castelnovo ne' Monti | 855.45 mi (1,376.71 km) |
| Widnes to Castelnuovo Berardenga | 948.39 mi (1,526.28 km) |
| Widnes to Castelnuovo di Porto | 1,045.68 mi (1,682.87 km) |
| Widnes to Castelnuovo di Verona | 815.12 mi (1,311.81 km) |
| Widnes to Castelnuovo Rangone | 866.10 mi (1,393.86 km) |
| Widnes to Castelvetrano | 1,312.21 mi (2,111.79 km) |
| Widnes to Castelvetro di Modena | 869.27 mi (1,398.95 km) |
| Widnes to Castenaso | 885.54 mi (1,425.13 km) |
| Widnes to Castenedolo | 797.82 mi (1,283.97 km) |
| Widnes to Castiglion Fiorentino | 961.55 mi (1,547.46 km) |
| Widnes to Castiglione del Lago | 976.68 mi (1,571.81 km) |
| Widnes to Castiglione delle Stiviere | 808.05 mi (1,300.43 km) |
| Widnes to Castrolibero | 1,317.42 mi (2,120.18 km) |
