| Hamm to Ciampino | 719.05 mi (1,157.20 km) |
| Hamm to Cicciano | 805.99 mi (1,297.11 km) |
| Hamm to Cingoli | 627.00 mi (1,009.06 km) |
| Hamm to Cinisello Balsamo | 428.55 mi (689.68 km) |
| Hamm to Cinisi | 968.36 mi (1,558.42 km) |
| Hamm to Cirie | 445.62 mi (717.16 km) |
| Hamm to Ciro Marina | 961.02 mi (1,546.61 km) |
| Hamm to Cislago | 420.14 mi (676.14 km) |
| Hamm to Cisterna di Latina | 736.29 mi (1,184.95 km) |
| Hamm to Cisternino | 883.64 mi (1,422.09 km) |
| Hamm to Citta di Castello | 604.15 mi (972.29 km) |
| Hamm to Citta Sant'Angelo | 697.29 mi (1,122.18 km) |
| Hamm to Cittadella | 454.29 mi (731.11 km) |
| Hamm to Cittanova | 1,004.30 mi (1,616.26 km) |
| Hamm to Cividale del Friuli | 462.21 mi (743.85 km) |
