| Mengen to Ratzeburg | 395.25 mi (636.10 km) |
| Mengen to Raubling | 129.74 mi (208.80 km) |
| Mengen to Rauenberg | 88.88 mi (143.05 km) |
| Mengen to Raunheim | 141.63 mi (227.93 km) |
| Mengen to Ravensburg | 22.56 mi (36.31 km) |
| Mengen to Recke | 306.87 mi (493.85 km) |
| Mengen to Recklinghausen | 262.66 mi (422.72 km) |
| Mengen to Regen | 185.24 mi (298.12 km) |
| Mengen to Regensburg | 142.58 mi (229.46 km) |
| Mengen to Regenstauf | 147.85 mi (237.93 km) |
| Mengen to Rehau | 194.54 mi (313.07 km) |
| Mengen to Rehburg-Loccum | 304.13 mi (489.46 km) |
| Mengen to Rehlingen-Siersburg | 151.37 mi (243.61 km) |
| Mengen to Reichelsheim | 117.19 mi (188.60 km) |
| Mengen to Reichenbach/Vogtland | 222.09 mi (357.41 km) |
