| Holzminden to Ciampino | 708.65 mi (1,140.46 km) |
| Holzminden to Cicciano | 788.21 mi (1,268.50 km) |
| Holzminden to Cingoli | 610.31 mi (982.20 km) |
| Holzminden to Cinisello Balsamo | 434.01 mi (698.48 km) |
| Holzminden to Cinisi | 960.42 mi (1,545.64 km) |
| Holzminden to Cirie | 463.37 mi (745.72 km) |
| Holzminden to Ciro Marina | 936.30 mi (1,506.83 km) |
| Holzminden to Cislago | 427.54 mi (688.05 km) |
| Holzminden to Cisterna di Latina | 725.13 mi (1,166.98 km) |
| Holzminden to Cisternino | 855.06 mi (1,376.08 km) |
| Holzminden to Citta di Castello | 592.58 mi (953.66 km) |
| Holzminden to Citta Sant'Angelo | 678.44 mi (1,091.85 km) |
| Holzminden to Cittadella | 439.97 mi (708.06 km) |
| Holzminden to Cittanova | 984.97 mi (1,585.16 km) |
| Holzminden to Cividale del Friuli | 435.04 mi (700.12 km) |
