| Clausthal-Zellerfeld to Ratzeburg | 132.07 mi (212.55 km) |
| Clausthal-Zellerfeld to Raubling | 288.51 mi (464.32 km) |
| Clausthal-Zellerfeld to Rauenberg | 189.38 mi (304.77 km) |
| Clausthal-Zellerfeld to Raunheim | 148.36 mi (238.77 km) |
| Clausthal-Zellerfeld to Ravensburg | 279.75 mi (450.22 km) |
| Clausthal-Zellerfeld to Recke | 117.74 mi (189.49 km) |
| Clausthal-Zellerfeld to Recklinghausen | 136.76 mi (220.09 km) |
| Clausthal-Zellerfeld to Regen | 231.58 mi (372.70 km) |
| Clausthal-Zellerfeld to Regensburg | 207.44 mi (333.84 km) |
| Clausthal-Zellerfeld to Regenstauf | 201.33 mi (324.01 km) |
| Clausthal-Zellerfeld to Rehau | 129.92 mi (209.08 km) |
| Clausthal-Zellerfeld to Rehburg-Loccum | 65.42 mi (105.28 km) |
| Clausthal-Zellerfeld to Rehlingen-Siersburg | 232.48 mi (374.14 km) |
| Clausthal-Zellerfeld to Reichelsheim | 158.52 mi (255.11 km) |
| Clausthal-Zellerfeld to Reichenbach/Vogtland | 118.19 mi (190.21 km) |
