| Idrija to Cassina de' Pecchi | 227.13 mi (365.53 km) |
| Idrija to Cassino | 311.24 mi (500.90 km) |
| Idrija to Castagneto Carducci | 258.48 mi (415.98 km) |
| Idrija to Castano Primo | 255.39 mi (411.01 km) |
| Idrija to Castel Bolognese | 159.19 mi (256.19 km) |
| Idrija to Castel Gandolfo | 301.90 mi (485.86 km) |
| Idrija to Castel Goffredo | 178.33 mi (287.00 km) |
| Idrija to Castel Maggiore | 163.00 mi (262.32 km) |
| Idrija to Castel Mella | 190.12 mi (305.96 km) |
| Idrija to Castel San Giorgio | 362.18 mi (582.88 km) |
| Idrija to Castel San Giovanni | 231.88 mi (373.17 km) |
| Idrija to Castel San Pietro Terme | 162.52 mi (261.56 km) |
| Idrija to Castel Volturno | 342.23 mi (550.77 km) |
| Idrija to Castelbuono | 557.54 mi (897.27 km) |
| Idrija to Casteldaccia | 550.05 mi (885.21 km) |
