| Grinon to Castelletto sopra Ticino | 735.47 mi (1,183.62 km) |
| Grinon to Castelli Calepio | 788.43 mi (1,268.86 km) |
| Grinon to Castelnovo ne' Monti | 782.75 mi (1,259.71 km) |
| Grinon to Castelnuovo Berardenga | 818.79 mi (1,317.71 km) |
| Grinon to Castelnuovo di Porto | 859.19 mi (1,382.73 km) |
| Grinon to Castelnuovo di Verona | 822.08 mi (1,323.02 km) |
| Grinon to Castelnuovo Rangone | 810.24 mi (1,303.96 km) |
| Grinon to Castelvetrano | 909.82 mi (1,464.22 km) |
| Grinon to Castelvetro di Modena | 810.06 mi (1,303.66 km) |
| Grinon to Castenaso | 834.91 mi (1,343.66 km) |
| Grinon to Castenedolo | 801.80 mi (1,290.38 km) |
| Grinon to Castiglion Fiorentino | 839.27 mi (1,350.67 km) |
| Grinon to Castiglione del Lago | 843.46 mi (1,357.42 km) |
| Grinon to Castiglione delle Stiviere | 809.18 mi (1,302.26 km) |
| Grinon to Castrolibero | 1,064.38 mi (1,712.96 km) |
