| Castricum to Cankova | 647.05 mi (1,041.33 km) |
| Castricum to Celje | 645.02 mi (1,038.06 km) |
| Castricum to Cerklje na Gorenjskem | 619.03 mi (996.23 km) |
| Castricum to Cerknica | 638.76 mi (1,027.98 km) |
| Castricum to Cerkno | 609.87 mi (981.49 km) |
| Castricum to Cerkvenjak | 651.69 mi (1,048.79 km) |
| Castricum to Cirkulane | 664.10 mi (1,068.77 km) |
| Castricum to Crensovci | 663.44 mi (1,067.71 km) |
| Castricum to Crna na Koroskem | 619.56 mi (997.08 km) |
| Castricum to Crnomelj | 676.53 mi (1,088.77 km) |
| Castricum to Destrnik | 653.05 mi (1,050.98 km) |
| Castricum to Divaca | 633.18 mi (1,019.01 km) |
| Castricum to Dobje | 654.16 mi (1,052.77 km) |
| Castricum to Dobrna | 638.66 mi (1,027.82 km) |
| Castricum to Dobrova | 626.94 mi (1,008.96 km) |
