| Grenoble to Ratzeburg | 630.68 mi (1,014.98 km) |
| Grenoble to Raubling | 353.23 mi (568.48 km) |
| Grenoble to Rauenberg | 315.65 mi (507.99 km) |
| Grenoble to Raunheim | 358.02 mi (576.18 km) |
| Grenoble to Ravensburg | 258.39 mi (415.85 km) |
| Grenoble to Recke | 505.56 mi (813.61 km) |
| Grenoble to Recklinghausen | 448.00 mi (720.99 km) |
| Grenoble to Regen | 436.01 mi (701.69 km) |
| Grenoble to Regensburg | 399.89 mi (643.56 km) |
| Grenoble to Regenstauf | 406.16 mi (653.65 km) |
| Grenoble to Rehau | 456.56 mi (734.77 km) |
| Grenoble to Rehburg-Loccum | 527.20 mi (848.45 km) |
| Grenoble to Rehlingen-Siersburg | 293.43 mi (472.23 km) |
| Grenoble to Reichelsheim | 345.99 mi (556.82 km) |
| Grenoble to Reichenbach/Vogtland | 483.76 mi (778.53 km) |
