| Herdecke to Ciampino | 706.74 mi (1,137.40 km) |
| Herdecke to Cicciano | 795.97 mi (1,281.00 km) |
| Herdecke to Cingoli | 617.01 mi (992.98 km) |
| Herdecke to Cinisello Balsamo | 412.33 mi (663.59 km) |
| Herdecke to Cinisi | 954.90 mi (1,536.77 km) |
| Herdecke to Cirie | 426.01 mi (685.59 km) |
| Herdecke to Ciro Marina | 953.24 mi (1,534.10 km) |
| Herdecke to Cislago | 403.41 mi (649.23 km) |
| Herdecke to Cisterna di Latina | 724.20 mi (1,165.49 km) |
| Herdecke to Cisternino | 877.41 mi (1,412.06 km) |
| Herdecke to Citta di Castello | 592.52 mi (953.56 km) |
| Herdecke to Citta Sant'Angelo | 687.87 mi (1,107.01 km) |
| Herdecke to Cittadella | 444.17 mi (714.82 km) |
| Herdecke to Cittanova | 994.54 mi (1,600.57 km) |
| Herdecke to Cividale del Friuli | 456.63 mi (734.88 km) |
