| Middle Island to Castelletto sopra Ticino | 3,932.38 mi (6,328.55 km) |
| Middle Island to Castelli Calepio | 3,989.43 mi (6,420.36 km) |
| Middle Island to Castelnovo ne' Monti | 4,049.85 mi (6,517.61 km) |
| Middle Island to Castelnuovo Berardenga | 4,134.29 mi (6,653.50 km) |
| Middle Island to Castelnuovo di Porto | 4,220.02 mi (6,791.46 km) |
| Middle Island to Castelnuovo di Verona | 4,032.98 mi (6,490.46 km) |
| Middle Island to Castelnuovo Rangone | 4,069.10 mi (6,548.59 km) |
| Middle Island to Castelvetrano | 4,394.55 mi (7,072.35 km) |
| Middle Island to Castelvetro di Modena | 4,071.48 mi (6,552.42 km) |
| Middle Island to Castenaso | 4,093.65 mi (6,588.09 km) |
| Middle Island to Castenedolo | 4,011.65 mi (6,456.13 km) |
| Middle Island to Castiglion Fiorentino | 4,152.52 mi (6,682.84 km) |
| Middle Island to Castiglione del Lago | 4,165.20 mi (6,703.24 km) |
| Middle Island to Castiglione delle Stiviere | 4,022.64 mi (6,473.81 km) |
| Middle Island to Castrolibero | 4,487.42 mi (7,221.81 km) |
