| Rock Island to Ratingen | 4,342.98 mi (6,989.36 km) |
| Rock Island to Ratzeburg | 4,385.92 mi (7,058.46 km) |
| Rock Island to Raubling | 4,675.64 mi (7,524.72 km) |
| Rock Island to Rauenberg | 4,489.77 mi (7,225.59 km) |
| Rock Island to Raunheim | 4,450.74 mi (7,162.77 km) |
| Rock Island to Ravensburg | 4,583.51 mi (7,376.45 km) |
| Rock Island to Recke | 4,333.22 mi (6,973.65 km) |
| Rock Island to Recklinghausen | 4,343.35 mi (6,989.94 km) |
| Rock Island to Regen | 4,662.88 mi (7,504.18 km) |
| Rock Island to Regensburg | 4,623.09 mi (7,440.15 km) |
| Rock Island to Regenstauf | 4,620.23 mi (7,435.54 km) |
| Rock Island to Rehau | 4,569.27 mi (7,353.53 km) |
| Rock Island to Rehburg-Loccum | 4,382.19 mi (7,052.46 km) |
| Rock Island to Rehlingen-Siersburg | 4,410.82 mi (7,098.53 km) |
| Rock Island to Reichelsheim | 4,476.92 mi (7,204.90 km) |
