| Marshalltown to Ratingen | 4,397.77 mi (7,077.53 km) |
| Marshalltown to Ratzeburg | 4,433.24 mi (7,134.61 km) |
| Marshalltown to Raubling | 4,732.15 mi (7,615.66 km) |
| Marshalltown to Rauenberg | 4,546.69 mi (7,317.19 km) |
| Marshalltown to Raunheim | 4,506.56 mi (7,252.60 km) |
| Marshalltown to Ravensburg | 4,642.21 mi (7,470.91 km) |
| Marshalltown to Recke | 4,385.36 mi (7,057.56 km) |
| Marshalltown to Recklinghausen | 4,397.37 mi (7,076.88 km) |
| Marshalltown to Regen | 4,716.51 mi (7,590.49 km) |
| Marshalltown to Regensburg | 4,677.57 mi (7,527.81 km) |
| Marshalltown to Regenstauf | 4,674.48 mi (7,522.85 km) |
| Marshalltown to Rehau | 4,621.70 mi (7,437.90 km) |
| Marshalltown to Rehburg-Loccum | 4,433.02 mi (7,134.26 km) |
| Marshalltown to Rehlingen-Siersburg | 4,469.23 mi (7,192.53 km) |
| Marshalltown to Reichelsheim | 4,532.95 mi (7,295.07 km) |
