| Cologne to Ratzeburg | 249.29 mi (401.19 km) |
| Cologne to Raubling | 317.76 mi (511.39 km) |
| Cologne to Rauenberg | 138.96 mi (223.63 km) |
| Cologne to Raunheim | 91.49 mi (147.25 km) |
| Cologne to Ravensburg | 248.52 mi (399.95 km) |
| Cologne to Recke | 104.35 mi (167.94 km) |
| Cologne to Recklinghausen | 45.72 mi (73.57 km) |
| Cologne to Regen | 306.49 mi (493.25 km) |
| Cologne to Regensburg | 263.66 mi (424.32 km) |
| Cologne to Regenstauf | 261.56 mi (420.93 km) |
| Cologne to Rehau | 227.07 mi (365.43 km) |
| Cologne to Rehburg-Loccum | 142.38 mi (229.14 km) |
| Cologne to Rehlingen-Siersburg | 109.00 mi (175.42 km) |
| Cologne to Reichelsheim | 118.52 mi (190.75 km) |
| Cologne to Reichenbach/Vogtland | 234.61 mi (377.57 km) |
