| Council Bluffs to Ratingen | 4,541.40 mi (7,308.68 km) |
| Council Bluffs to Ratzeburg | 4,571.79 mi (7,357.59 km) |
| Council Bluffs to Raubling | 4,876.71 mi (7,848.31 km) |
| Council Bluffs to Rauenberg | 4,691.61 mi (7,550.42 km) |
| Council Bluffs to Raunheim | 4,650.79 mi (7,484.73 km) |
| Council Bluffs to Ravensburg | 4,788.19 mi (7,705.84 km) |
| Council Bluffs to Recke | 4,527.26 mi (7,285.92 km) |
| Council Bluffs to Recklinghausen | 4,540.50 mi (7,307.24 km) |
| Council Bluffs to Regen | 4,859.22 mi (7,820.15 km) |
| Council Bluffs to Regensburg | 4,820.84 mi (7,758.40 km) |
| Council Bluffs to Regenstauf | 4,817.62 mi (7,753.21 km) |
| Council Bluffs to Rehau | 4,763.65 mi (7,666.36 km) |
| Council Bluffs to Rehburg-Loccum | 4,574.01 mi (7,361.15 km) |
| Council Bluffs to Rehlingen-Siersburg | 4,615.11 mi (7,427.30 km) |
| Council Bluffs to Reichelsheim | 4,677.30 mi (7,527.39 km) |
