| Mountain Ash to Castelletto sopra Ticino | 684.09 mi (1,100.94 km) |
| Mountain Ash to Castelli Calepio | 734.41 mi (1,181.91 km) |
| Mountain Ash to Castelnovo ne' Monti | 807.52 mi (1,299.58 km) |
| Mountain Ash to Castelnuovo Berardenga | 899.23 mi (1,447.17 km) |
| Mountain Ash to Castelnuovo di Porto | 994.66 mi (1,600.76 km) |
| Mountain Ash to Castelnuovo di Verona | 775.66 mi (1,248.30 km) |
| Mountain Ash to Castelnuovo Rangone | 821.43 mi (1,321.97 km) |
| Mountain Ash to Castelvetrano | 1,245.86 mi (2,005.02 km) |
| Mountain Ash to Castelvetro di Modena | 824.35 mi (1,326.67 km) |
| Mountain Ash to Castenaso | 843.08 mi (1,356.80 km) |
| Mountain Ash to Castenedolo | 756.38 mi (1,217.27 km) |
| Mountain Ash to Castiglion Fiorentino | 914.21 mi (1,471.27 km) |
| Mountain Ash to Castiglione del Lago | 928.78 mi (1,494.73 km) |
| Mountain Ash to Castiglione delle Stiviere | 767.08 mi (1,234.50 km) |
| Mountain Ash to Castrolibero | 1,268.90 mi (2,042.10 km) |
