| Karlsruhe to Rheinberg | 192.54 mi (309.87 km) |
| Karlsruhe to Rheine | 230.18 mi (370.43 km) |
| Karlsruhe to Rheinfelden (Baden) | 103.94 mi (167.27 km) |
| Karlsruhe to Ribnitz-Damgarten | 401.68 mi (646.45 km) |
| Karlsruhe to Richterich | 162.19 mi (261.03 km) |
| Karlsruhe to Riedlingen | 76.60 mi (123.27 km) |
| Karlsruhe to Riegelsberg | 69.13 mi (111.26 km) |
| Karlsruhe to Rielasingen-Worblingen | 90.31 mi (145.33 km) |
| Karlsruhe to Riesa | 268.39 mi (431.93 km) |
| Karlsruhe to Rietberg | 192.83 mi (310.33 km) |
| Karlsruhe to Rinteln | 221.81 mi (356.97 km) |
| Karlsruhe to Ritterhude | 289.00 mi (465.11 km) |
| Karlsruhe to Rodenbach | 83.71 mi (134.72 km) |
| Karlsruhe to Rodental | 148.11 mi (238.36 km) |
| Karlsruhe to Rodgau | 72.86 mi (117.25 km) |
