| Castalla to Brezovica | 923.61 mi (1,486.41 km) |
| Castalla to Cankova | 1,013.62 mi (1,631.27 km) |
| Castalla to Celje | 966.53 mi (1,555.47 km) |
| Castalla to Cerklje na Gorenjskem | 934.02 mi (1,503.17 km) |
| Castalla to Cerknica | 913.80 mi (1,470.62 km) |
| Castalla to Cerkno | 909.35 mi (1,463.45 km) |
| Castalla to Cerkvenjak | 1,005.59 mi (1,618.34 km) |
| Castalla to Cirkulane | 1,000.84 mi (1,610.69 km) |
| Castalla to Crensovci | 1,020.72 mi (1,642.69 km) |
| Castalla to Crna na Koroskem | 956.59 mi (1,539.48 km) |
| Castalla to Crnomelj | 942.81 mi (1,517.30 km) |
| Castalla to Destrnik | 1,000.61 mi (1,610.32 km) |
| Castalla to Divaca | 893.57 mi (1,438.06 km) |
| Castalla to Dobje | 968.82 mi (1,559.17 km) |
| Castalla to Dobrna | 968.19 mi (1,558.14 km) |
