| Holzminden to Busto Garolfo | 434.79 mi (699.72 km) |
| Holzminden to Cabras | 823.12 mi (1,324.69 km) |
| Holzminden to Cadelbosco di Sopra | 490.85 mi (789.95 km) |
| Holzminden to Cadoneghe | 455.09 mi (732.40 km) |
| Holzminden to Cagli | 590.98 mi (951.09 km) |
| Holzminden to Cagliari | 870.86 mi (1,401.51 km) |
| Holzminden to Cairo Montenotte | 516.21 mi (830.76 km) |
| Holzminden to Caivano | 786.02 mi (1,264.98 km) |
| Holzminden to Calcinaia | 565.45 mi (910.01 km) |
| Holzminden to Calcinato | 442.43 mi (712.02 km) |
| Holzminden to Calderara di Reno | 508.72 mi (818.71 km) |
| Holzminden to Caldogno | 440.37 mi (708.71 km) |
| Holzminden to Calenzano | 555.89 mi (894.61 km) |
| Holzminden to Calolziocorte | 416.61 mi (670.47 km) |
| Holzminden to Caltagirone | 1,037.97 mi (1,670.46 km) |
