| Radolfzell am Bodensee to Rossano | 681.37 mi (1,096.55 km) |
| Radolfzell am Bodensee to Rottofreno | 186.92 mi (300.82 km) |
| Radolfzell am Bodensee to Rovato | 157.47 mi (253.43 km) |
| Radolfzell am Bodensee to Roverbella | 190.71 mi (306.91 km) |
| Radolfzell am Bodensee to Rovereto | 161.37 mi (259.70 km) |
| Radolfzell am Bodensee to Rovigo | 227.40 mi (365.97 km) |
| Radolfzell am Bodensee to Rozzano | 162.60 mi (261.68 km) |
| Radolfzell am Bodensee to Rubano | 207.68 mi (334.23 km) |
| Radolfzell am Bodensee to Rubiera | 230.06 mi (370.24 km) |
| Radolfzell am Bodensee to Ruffano | 706.52 mi (1,137.04 km) |
| Radolfzell am Bodensee to Russi | 274.57 mi (441.88 km) |
| Radolfzell am Bodensee to Rutigliano | 611.27 mi (983.74 km) |
| Radolfzell am Bodensee to Ruvo di Puglia | 588.11 mi (946.47 km) |
| Radolfzell am Bodensee to Sabaudia | 487.23 mi (784.12 km) |
| Radolfzell am Bodensee to Sacile | 206.79 mi (332.79 km) |
