| Houma to Cassina de' Pecchi | 5,236.03 mi (8,426.58 km) |
| Houma to Cassino | 5,567.90 mi (8,960.67 km) |
| Houma to Castagneto Carducci | 5,367.23 mi (8,637.73 km) |
| Houma to Castano Primo | 5,209.26 mi (8,383.50 km) |
| Houma to Castel Bolognese | 5,380.31 mi (8,658.76 km) |
| Houma to Castel Gandolfo | 5,506.83 mi (8,862.38 km) |
| Houma to Castel Goffredo | 5,290.52 mi (8,514.27 km) |
| Houma to Castel Maggiore | 5,353.19 mi (8,615.13 km) |
| Houma to Castel Mella | 5,270.00 mi (8,481.25 km) |
| Houma to Castel San Giorgio | 5,632.30 mi (9,064.31 km) |
| Houma to Castel San Giovanni | 5,254.04 mi (8,455.56 km) |
| Houma to Castel San Pietro Terme | 5,368.15 mi (8,639.21 km) |
| Houma to Castel Volturno | 5,587.83 mi (8,992.74 km) |
| Houma to Castelbuono | 5,709.58 mi (9,188.69 km) |
| Houma to Casteldaccia | 5,679.12 mi (9,139.66 km) |
