| Rheinfelden to Illzach | 26.45 mi (42.57 km) |
| Rheinfelden to Ingre | 278.80 mi (448.68 km) |
| Rheinfelden to Irigny | 191.78 mi (308.64 km) |
| Rheinfelden to Isbergues | 321.65 mi (517.64 km) |
| Rheinfelden to Issoire | 256.80 mi (413.27 km) |
| Rheinfelden to Issoudun | 275.43 mi (443.26 km) |
| Rheinfelden to Issy-les-Moulineaux | 269.44 mi (433.62 km) |
| Rheinfelden to Istres | 310.15 mi (499.13 km) |
| Rheinfelden to Ivry-sur-Seine | 264.56 mi (425.77 km) |
| Rheinfelden to Jarville-la-Malgrange | 106.71 mi (171.74 km) |
| Rheinfelden to Jeumont | 253.22 mi (407.52 km) |
| Rheinfelden to Joigny | 206.61 mi (332.51 km) |
| Rheinfelden to Joinville-le-Pont | 260.58 mi (419.37 km) |
| Rheinfelden to Joue-les-Tours | 333.65 mi (536.95 km) |
| Rheinfelden to Jouy-le-Moutier | 283.40 mi (456.09 km) |
