| Idrija to Brezovica | 18.77 mi (30.21 km) |
| Idrija to Cankova | 107.05 mi (172.28 km) |
| Idrija to Celje | 61.54 mi (99.03 km) |
| Idrija to Cerklje na Gorenjskem | 27.76 mi (44.68 km) |
| Idrija to Cerknica | 21.34 mi (34.35 km) |
| Idrija to Cerkno | 8.86 mi (14.26 km) |
| Idrija to Cerkvenjak | 99.40 mi (159.96 km) |
| Idrija to Cirkulane | 97.00 mi (156.10 km) |
| Idrija to Crensovci | 115.19 mi (185.38 km) |
| Idrija to Crna na Koroskem | 50.83 mi (81.80 km) |
| Idrija to Crnomelj | 63.40 mi (102.03 km) |
| Idrija to Destrnik | 94.76 mi (152.51 km) |
| Idrija to Divaca | 22.32 mi (35.91 km) |
| Idrija to Dobje | 66.18 mi (106.51 km) |
| Idrija to Dobrna | 62.00 mi (99.78 km) |
