| Douglas to Ratingen | 656.19 mi (1,056.04 km) |
| Douglas to Ratzeburg | 808.96 mi (1,301.89 km) |
| Douglas to Raubling | 954.31 mi (1,535.81 km) |
| Douglas to Rauenberg | 771.42 mi (1,241.49 km) |
| Douglas to Raunheim | 744.46 mi (1,198.09 km) |
| Douglas to Ravensburg | 849.95 mi (1,367.86 km) |
| Douglas to Recke | 684.72 mi (1,101.95 km) |
| Douglas to Recklinghausen | 666.51 mi (1,072.64 km) |
| Douglas to Regen | 966.75 mi (1,555.83 km) |
| Douglas to Regensburg | 920.87 mi (1,482.00 km) |
| Douglas to Regenstauf | 920.26 mi (1,481.02 km) |
| Douglas to Rehau | 892.17 mi (1,435.82 km) |
| Douglas to Rehburg-Loccum | 746.97 mi (1,202.13 km) |
| Douglas to Rehlingen-Siersburg | 683.43 mi (1,099.87 km) |
| Douglas to Reichelsheim | 767.18 mi (1,234.65 km) |
