| Knowle to Rheinbach | 392.24 mi (631.24 km) |
| Knowle to Rheinberg | 359.22 mi (578.12 km) |
| Knowle to Rheine | 386.74 mi (622.40 km) |
| Knowle to Rheinfelden (Baden) | 538.07 mi (865.94 km) |
| Knowle to Ribnitz-Damgarten | 598.87 mi (963.79 km) |
| Knowle to Richterich | 351.66 mi (565.95 km) |
| Knowle to Riedlingen | 573.85 mi (923.53 km) |
| Knowle to Riegelsberg | 434.06 mi (698.56 km) |
| Knowle to Rielasingen-Worblingen | 567.68 mi (913.59 km) |
| Knowle to Riesa | 644.47 mi (1,037.18 km) |
| Knowle to Rietberg | 433.04 mi (696.91 km) |
| Knowle to Rinteln | 456.77 mi (735.10 km) |
| Knowle to Ritterhude | 441.37 mi (710.32 km) |
| Knowle to Rodenbach | 489.83 mi (788.31 km) |
| Knowle to Rodental | 570.44 mi (918.03 km) |
