| Grenchen to Rothenbach an der Pegnitz | 237.45 mi (382.14 km) |
| Grenchen to Rothenburg ob der Tauber | 198.39 mi (319.27 km) |
| Grenchen to Rottweil | 88.46 mi (142.37 km) |
| Grenchen to Rudersberg | 153.00 mi (246.24 km) |
| Grenchen to Rudesheim am Rhein | 194.49 mi (313.01 km) |
| Grenchen to Rudolstadt | 301.86 mi (485.79 km) |
| Grenchen to Runkel | 224.78 mi (361.75 km) |
| Grenchen to Ruppichteroth | 252.57 mi (406.47 km) |
| Grenchen to Russelsheim | 199.24 mi (320.65 km) |
| Grenchen to Rutesheim | 132.81 mi (213.74 km) |
| Grenchen to Ruthen | 301.28 mi (484.86 km) |
| Grenchen to Saalfeld | 299.28 mi (481.64 km) |
| Grenchen to Saarbrucken | 142.31 mi (229.03 km) |
| Grenchen to Saarlouis | 149.88 mi (241.20 km) |
| Grenchen to Saarwellingen | 151.94 mi (244.53 km) |
