| Holzminden to Carovigno | 862.11 mi (1,387.43 km) |
| Holzminden to Carpenedolo | 448.89 mi (722.41 km) |
| Holzminden to Carpi | 491.28 mi (790.64 km) |
| Holzminden to Carrara | 536.35 mi (863.17 km) |
| Holzminden to Carugate | 433.92 mi (698.32 km) |
| Holzminden to Casal di Principe | 779.30 mi (1,254.16 km) |
| Holzminden to Casale Monferrato | 464.82 mi (748.05 km) |
| Holzminden to Casale sul Sile | 449.98 mi (724.17 km) |
| Holzminden to Casalecchio di Reno | 514.54 mi (828.07 km) |
| Holzminden to Casalgrande | 504.14 mi (811.33 km) |
| Holzminden to Casalmaggiore | 474.93 mi (764.32 km) |
| Holzminden to Casalnuovo di Napoli | 788.93 mi (1,269.66 km) |
| Holzminden to Casalpusterlengo | 459.69 mi (739.81 km) |
| Holzminden to Casaluce | 781.31 mi (1,257.40 km) |
| Holzminden to Casamassima | 830.67 mi (1,336.84 km) |
