| Radolfzell am Bodensee to Resana | 202.58 mi (326.01 km) |
| Radolfzell am Bodensee to Rescaldina | 146.25 mi (235.36 km) |
| Radolfzell am Bodensee to Rezzato | 166.13 mi (267.35 km) |
| Radolfzell am Bodensee to Rho | 152.04 mi (244.68 km) |
| Radolfzell am Bodensee to Ribera | 739.79 mi (1,190.57 km) |
| Radolfzell am Bodensee to Riccione Marina | 312.87 mi (503.52 km) |
| Radolfzell am Bodensee to Riesi | 767.17 mi (1,234.64 km) |
| Radolfzell am Bodensee to Rieti | 414.11 mi (666.44 km) |
| Radolfzell am Bodensee to Rignano Flaminio | 419.07 mi (674.43 km) |
| Radolfzell am Bodensee to Rignano sull'Arno | 301.79 mi (485.68 km) |
| Radolfzell am Bodensee to Rimini | 307.22 mi (494.42 km) |
| Radolfzell am Bodensee to Rionero in Vulture | 575.27 mi (925.81 km) |
| Radolfzell am Bodensee to Riposto | 759.28 mi (1,221.95 km) |
| Radolfzell am Bodensee to Riva del Garda | 155.78 mi (250.70 km) |
| Radolfzell am Bodensee to Rivalta di Torino | 198.86 mi (320.03 km) |
