| Humacao to Chivasso | 4,550.80 mi (7,323.81 km) |
| Humacao to Ciampino | 4,803.53 mi (7,730.53 km) |
| Humacao to Cicciano | 4,910.17 mi (7,902.16 km) |
| Humacao to Cingoli | 4,822.73 mi (7,761.44 km) |
| Humacao to Cinisello Balsamo | 4,614.29 mi (7,425.98 km) |
| Humacao to Cinisi | 4,861.50 mi (7,823.83 km) |
| Humacao to Cirie | 4,536.75 mi (7,301.19 km) |
| Humacao to Ciro Marina | 5,062.73 mi (8,147.67 km) |
| Humacao to Cislago | 4,601.91 mi (7,406.05 km) |
| Humacao to Cisterna di Latina | 4,816.88 mi (7,752.01 km) |
| Humacao to Cisternino | 5,062.40 mi (8,147.15 km) |
| Humacao to Citta di Castello | 4,773.50 mi (7,682.20 km) |
| Humacao to Citta Sant'Angelo | 4,871.43 mi (7,839.81 km) |
| Humacao to Cittadella | 4,737.69 mi (7,624.58 km) |
| Humacao to Cittanova | 5,019.45 mi (8,078.02 km) |
