| Huntsville to Ratingen | 4,533.16 mi (7,295.41 km) |
| Huntsville to Ratzeburg | 4,605.87 mi (7,412.43 km) |
| Huntsville to Raubling | 4,855.00 mi (7,813.37 km) |
| Huntsville to Rauenberg | 4,669.35 mi (7,514.59 km) |
| Huntsville to Raunheim | 4,635.41 mi (7,459.98 km) |
| Huntsville to Ravensburg | 4,754.47 mi (7,651.58 km) |
| Huntsville to Recke | 4,534.42 mi (7,297.44 km) |
| Huntsville to Recklinghausen | 4,536.70 mi (7,301.11 km) |
| Huntsville to Regen | 4,854.42 mi (7,812.44 km) |
| Huntsville to Regensburg | 4,811.56 mi (7,743.46 km) |
| Huntsville to Regenstauf | 4,809.65 mi (7,740.38 km) |
| Huntsville to Rehau | 4,766.77 mi (7,671.37 km) |
| Huntsville to Rehburg-Loccum | 4,588.19 mi (7,383.97 km) |
| Huntsville to Rehlingen-Siersburg | 4,584.94 mi (7,378.75 km) |
| Huntsville to Reichelsheim | 4,660.42 mi (7,500.22 km) |
