| Key Biscayne to Castelletto sopra Ticino | 4,914.10 mi (7,908.48 km) |
| Key Biscayne to Castelli Calepio | 4,973.99 mi (8,004.86 km) |
| Key Biscayne to Castelnovo ne' Monti | 5,024.03 mi (8,085.40 km) |
| Key Biscayne to Castelnuovo Berardenga | 5,101.20 mi (8,209.59 km) |
| Key Biscayne to Castelnuovo di Porto | 5,178.18 mi (8,333.47 km) |
| Key Biscayne to Castelnuovo di Verona | 5,018.15 mi (8,075.93 km) |
| Key Biscayne to Castelnuovo Rangone | 5,046.13 mi (8,120.96 km) |
| Key Biscayne to Castelvetrano | 5,306.99 mi (8,540.77 km) |
| Key Biscayne to Castelvetro di Modena | 5,048.07 mi (8,124.08 km) |
| Key Biscayne to Castenaso | 5,071.98 mi (8,162.56 km) |
| Key Biscayne to Castenedolo | 4,995.78 mi (8,039.94 km) |
| Key Biscayne to Castiglion Fiorentino | 5,120.80 mi (8,241.13 km) |
| Key Biscayne to Castiglione del Lago | 5,131.87 mi (8,258.94 km) |
| Key Biscayne to Castiglione delle Stiviere | 5,006.69 mi (8,057.49 km) |
| Key Biscayne to Castrolibero | 5,431.84 mi (8,741.70 km) |
