| Idrija to Amelia | 251.49 mi (404.73 km) |
| Idrija to Anagni | 297.52 mi (478.81 km) |
| Idrija to Ancona | 166.72 mi (268.31 km) |
| Idrija to Andria | 349.62 mi (562.66 km) |
| Idrija to Angri | 365.07 mi (587.52 km) |
| Idrija to Anguillara Sabazia | 284.54 mi (457.92 km) |
| Idrija to Anzio | 322.39 mi (518.83 km) |
| Idrija to Anzola dell'Emilia | 170.48 mi (274.36 km) |
| Idrija to Aosta | 323.30 mi (520.30 km) |
| Idrija to Apricena | 300.91 mi (484.26 km) |
| Idrija to Aprilia | 312.96 mi (503.66 km) |
| Idrija to Aradeo | 455.25 mi (732.66 km) |
| Idrija to Aragona | 594.62 mi (956.94 km) |
| Idrija to Arco | 151.13 mi (243.21 km) |
| Idrija to Arcola | 239.86 mi (386.02 km) |
