| Houma to Castelletto sopra Ticino | 5,198.23 mi (8,365.74 km) |
| Houma to Castelli Calepio | 5,254.99 mi (8,457.08 km) |
| Houma to Castelnovo ne' Monti | 5,316.06 mi (8,555.37 km) |
| Houma to Castelnuovo Berardenga | 5,400.72 mi (8,691.61 km) |
| Houma to Castelnuovo di Porto | 5,486.52 mi (8,829.69 km) |
| Houma to Castelnuovo di Verona | 5,298.44 mi (8,527.01 km) |
| Houma to Castelnuovo Rangone | 5,335.14 mi (8,586.08 km) |
| Houma to Castelvetrano | 5,657.94 mi (9,105.58 km) |
| Houma to Castelvetro di Modena | 5,337.54 mi (8,589.95 km) |
| Houma to Castenaso | 5,359.58 mi (8,625.41 km) |
| Houma to Castenedolo | 5,277.22 mi (8,492.87 km) |
| Houma to Castiglion Fiorentino | 5,418.90 mi (8,720.88 km) |
| Houma to Castiglione del Lago | 5,431.62 mi (8,741.34 km) |
| Houma to Castiglione delle Stiviere | 5,288.21 mi (8,510.55 km) |
| Houma to Castrolibero | 5,753.70 mi (9,259.69 km) |
