| Houma to Chivasso | 5,182.73 mi (8,340.80 km) |
| Houma to Ciampino | 5,502.66 mi (8,855.67 km) |
| Houma to Cicciano | 5,618.20 mi (9,041.62 km) |
| Houma to Cingoli | 5,474.36 mi (8,810.12 km) |
| Houma to Cinisello Balsamo | 5,228.54 mi (8,414.52 km) |
| Houma to Cinisi | 5,654.83 mi (9,100.57 km) |
| Houma to Cirie | 5,168.90 mi (8,318.54 km) |
| Houma to Ciro Marina | 5,793.11 mi (9,323.11 km) |
| Houma to Cislago | 5,214.63 mi (8,392.13 km) |
| Houma to Cisterna di Latina | 5,520.17 mi (8,883.85 km) |
| Houma to Cisternino | 5,754.34 mi (9,260.71 km) |
| Houma to Citta di Castello | 5,428.97 mi (8,737.09 km) |
| Houma to Citta Sant'Angelo | 5,540.78 mi (8,917.02 km) |
| Houma to Cittadella | 5,334.10 mi (8,584.41 km) |
| Houma to Cittanova | 5,784.91 mi (9,309.92 km) |
