| Riverdale to Ratingen | 4,502.43 mi (7,245.96 km) |
| Riverdale to Ratzeburg | 4,584.11 mi (7,377.41 km) |
| Riverdale to Raubling | 4,819.89 mi (7,756.87 km) |
| Riverdale to Rauenberg | 4,634.94 mi (7,459.21 km) |
| Riverdale to Raunheim | 4,602.66 mi (7,407.26 km) |
| Riverdale to Ravensburg | 4,717.19 mi (7,591.59 km) |
| Riverdale to Recke | 4,507.06 mi (7,253.42 km) |
| Riverdale to Recklinghausen | 4,506.93 mi (7,253.20 km) |
| Riverdale to Regen | 4,823.01 mi (7,761.89 km) |
| Riverdale to Regensburg | 4,779.36 mi (7,691.63 km) |
| Riverdale to Regenstauf | 4,777.73 mi (7,689.02 km) |
| Riverdale to Rehau | 4,737.47 mi (7,624.23 km) |
| Riverdale to Rehburg-Loccum | 4,562.13 mi (7,342.03 km) |
| Riverdale to Rehlingen-Siersburg | 4,549.19 mi (7,321.21 km) |
| Riverdale to Reichelsheim | 4,627.22 mi (7,446.80 km) |
