| Radolfzell am Bodensee to Illzach | 75.26 mi (121.11 km) |
| Radolfzell am Bodensee to Ingre | 331.46 mi (533.43 km) |
| Radolfzell am Bodensee to Irigny | 242.47 mi (390.22 km) |
| Radolfzell am Bodensee to Isbergues | 355.22 mi (571.68 km) |
| Radolfzell am Bodensee to Issoire | 310.45 mi (499.63 km) |
| Radolfzell am Bodensee to Issoudun | 330.85 mi (532.46 km) |
| Radolfzell am Bodensee to Issy-les-Moulineaux | 316.90 mi (510.00 km) |
| Radolfzell am Bodensee to Istres | 349.00 mi (561.66 km) |
| Radolfzell am Bodensee to Ivry-sur-Seine | 312.01 mi (502.13 km) |
| Radolfzell am Bodensee to Jarville-la-Malgrange | 142.63 mi (229.53 km) |
| Radolfzell am Bodensee to Jeumont | 282.61 mi (454.81 km) |
| Radolfzell am Bodensee to Joigny | 258.72 mi (416.36 km) |
| Radolfzell am Bodensee to Joinville-le-Pont | 307.82 mi (495.39 km) |
| Radolfzell am Bodensee to Joue-les-Tours | 388.03 mi (624.47 km) |
| Radolfzell am Bodensee to Jouy-le-Moutier | 329.87 mi (530.88 km) |
