| Oberhausen to Ratzeburg | 222.83 mi (358.62 km) |
| Oberhausen to Raubling | 346.96 mi (558.37 km) |
| Oberhausen to Rauenberg | 173.88 mi (279.83 km) |
| Oberhausen to Raunheim | 123.37 mi (198.55 km) |
| Oberhausen to Ravensburg | 284.33 mi (457.59 km) |
| Oberhausen to Recke | 70.33 mi (113.19 km) |
| Oberhausen to Recklinghausen | 13.93 mi (22.41 km) |
| Oberhausen to Regen | 327.20 mi (526.59 km) |
| Oberhausen to Regensburg | 286.91 mi (461.74 km) |
| Oberhausen to Regenstauf | 283.98 mi (457.02 km) |
| Oberhausen to Rehau | 240.27 mi (386.68 km) |
| Oberhausen to Rehburg-Loccum | 119.33 mi (192.04 km) |
| Oberhausen to Rehlingen-Siersburg | 147.28 mi (237.02 km) |
| Oberhausen to Reichelsheim | 150.36 mi (241.98 km) |
| Oberhausen to Reichenbach/Vogtland | 243.44 mi (391.78 km) |
