| Houma to Castelfidardo | 5,485.09 mi (8,827.40 km) |
| Houma to Castelfiorentino | 5,368.65 mi (8,640.01 km) |
| Houma to Castelfranco di Sopra | 5,393.60 mi (8,680.17 km) |
| Houma to Castelfranco di Sotto | 5,355.83 mi (8,619.37 km) |
| Houma to Castelfranco Emilia | 5,338.71 mi (8,591.82 km) |
| Houma to Castelfranco Veneto | 5,339.84 mi (8,593.64 km) |
| Houma to Castellabate | 5,662.08 mi (9,112.24 km) |
| Houma to Castellammare del Golfo | 5,649.69 mi (9,092.30 km) |
| Houma to Castellammare di Stabia | 5,625.79 mi (9,053.83 km) |
| Houma to Castellamonte | 5,169.15 mi (8,318.95 km) |
| Houma to Castellana Grotte | 5,736.99 mi (9,232.79 km) |
| Houma to Castellaneta | 5,736.32 mi (9,231.71 km) |
| Houma to Castellanza | 5,212.84 mi (8,389.26 km) |
| Houma to Castellarano | 5,328.13 mi (8,574.79 km) |
| Houma to Castelleone | 5,260.09 mi (8,465.30 km) |
