| Radolfzell am Bodensee to Rivarolo Canavese | 176.27 mi (283.68 km) |
| Radolfzell am Bodensee to Rivoli | 196.55 mi (316.32 km) |
| Radolfzell am Bodensee to Rocca di Papa | 451.31 mi (726.32 km) |
| Radolfzell am Bodensee to Rocca Priora | 451.26 mi (726.23 km) |
| Radolfzell am Bodensee to Roccapiemonte | 558.52 mi (898.85 km) |
| Radolfzell am Bodensee to Roccastrada | 343.38 mi (552.62 km) |
| Radolfzell am Bodensee to Romano di Lombardia | 157.60 mi (253.63 km) |
| Radolfzell am Bodensee to Rome | 438.66 mi (705.96 km) |
| Radolfzell am Bodensee to Roncade | 217.58 mi (350.15 km) |
| Radolfzell am Bodensee to Ronchi dei Legionari | 251.40 mi (404.60 km) |
| Radolfzell am Bodensee to Ronciglione | 408.13 mi (656.82 km) |
| Radolfzell am Bodensee to Rosa | 192.33 mi (309.53 km) |
| Radolfzell am Bodensee to Rosarno | 729.65 mi (1,174.26 km) |
| Radolfzell am Bodensee to Rosignano Marittimo | 308.05 mi (495.76 km) |
| Radolfzell am Bodensee to Rosolini | 813.30 mi (1,308.88 km) |
