| Columbia Heights to Castelletto sopra Ticino | 4,567.30 mi (7,350.35 km) |
| Columbia Heights to Castelli Calepio | 4,617.10 mi (7,430.50 km) |
| Columbia Heights to Castelnovo ne' Monti | 4,690.61 mi (7,548.81 km) |
| Columbia Heights to Castelnuovo Berardenga | 4,781.88 mi (7,695.69 km) |
| Columbia Heights to Castelnuovo di Porto | 4,876.25 mi (7,847.56 km) |
| Columbia Heights to Castelnuovo di Verona | 4,657.58 mi (7,495.65 km) |
| Columbia Heights to Castelnuovo Rangone | 4,704.63 mi (7,571.37 km) |
| Columbia Heights to Castelvetrano | 5,102.67 mi (8,211.96 km) |
| Columbia Heights to Castelvetro di Modena | 4,707.57 mi (7,576.10 km) |
| Columbia Heights to Castenaso | 4,726.01 mi (7,605.78 km) |
| Columbia Heights to Castenedolo | 4,638.92 mi (7,465.62 km) |
| Columbia Heights to Castiglion Fiorentino | 4,797.24 mi (7,720.41 km) |
| Columbia Heights to Castiglione del Lago | 4,811.69 mi (7,743.67 km) |
| Columbia Heights to Castiglione delle Stiviere | 4,649.51 mi (7,482.66 km) |
| Columbia Heights to Castrolibero | 5,150.80 mi (8,289.41 km) |
