| Great Falls to Ratingen | 4,691.79 mi (7,550.71 km) |
| Great Falls to Ratzeburg | 4,666.80 mi (7,510.48 km) |
| Great Falls to Raubling | 5,027.92 mi (8,091.66 km) |
| Great Falls to Rauenberg | 4,852.31 mi (7,809.03 km) |
| Great Falls to Raunheim | 4,804.79 mi (7,732.56 km) |
| Great Falls to Ravensburg | 4,958.70 mi (7,980.26 km) |
| Great Falls to Recke | 4,658.86 mi (7,497.71 km) |
| Great Falls to Recklinghausen | 4,685.32 mi (7,540.30 km) |
| Great Falls to Regen | 4,989.79 mi (8,030.30 km) |
| Great Falls to Regensburg | 4,958.94 mi (7,980.64 km) |
| Great Falls to Regenstauf | 4,954.21 mi (7,973.02 km) |
| Great Falls to Rehau | 4,888.73 mi (7,867.65 km) |
| Great Falls to Rehburg-Loccum | 4,694.32 mi (7,554.78 km) |
| Great Falls to Rehlingen-Siersburg | 4,789.46 mi (7,707.90 km) |
| Great Falls to Reichelsheim | 4,831.91 mi (7,776.21 km) |
