| Idrija to Reichenbach/Vogtland | 328.52 mi (528.70 km) |
| Idrija to Reinbek | 545.19 mi (877.40 km) |
| Idrija to Reinfeld | 563.38 mi (906.67 km) |
| Idrija to Reinheim | 357.23 mi (574.91 km) |
| Idrija to Reiskirchen | 397.15 mi (639.16 km) |
| Idrija to Rellingen | 560.48 mi (902.01 km) |
| Idrija to Remagen | 444.17 mi (714.83 km) |
| Idrija to Remscheid | 474.44 mi (763.54 km) |
| Idrija to Rendsburg | 604.64 mi (973.08 km) |
| Idrija to Renningen | 305.21 mi (491.19 km) |
| Idrija to Reutlingen | 283.29 mi (455.90 km) |
| Idrija to Rhaude | 573.24 mi (922.53 km) |
| Idrija to Rheda-Wiedenbruck | 479.65 mi (771.92 km) |
| Idrija to Rhede | 521.93 mi (839.97 km) |
| Idrija to Rheinau | 339.41 mi (546.23 km) |
