| Astoria to Castelletto sopra Ticino | 5,460.05 mi (8,787.10 km) |
| Astoria to Castelli Calepio | 5,496.47 mi (8,845.71 km) |
| Astoria to Castelnovo ne' Monti | 5,580.34 mi (8,980.69 km) |
| Astoria to Castelnuovo Berardenga | 5,672.77 mi (9,129.45 km) |
| Astoria to Castelnuovo di Porto | 5,770.64 mi (9,286.95 km) |
| Astoria to Castelnuovo di Verona | 5,529.57 mi (8,898.99 km) |
| Astoria to Castelnuovo Rangone | 5,586.51 mi (8,990.62 km) |
| Astoria to Castelvetrano | 6,048.05 mi (9,733.39 km) |
| Astoria to Castelvetro di Modena | 5,589.92 mi (8,996.10 km) |
| Astoria to Castenaso | 5,602.05 mi (9,015.62 km) |
| Astoria to Castenedolo | 5,515.90 mi (8,876.98 km) |
| Astoria to Castiglion Fiorentino | 5,683.18 mi (9,146.20 km) |
| Astoria to Castiglione del Lago | 5,698.73 mi (9,171.22 km) |
| Astoria to Castiglione delle Stiviere | 5,525.07 mi (8,891.74 km) |
| Astoria to Castrolibero | 6,032.82 mi (9,708.89 km) |
