| Leon to Illzach | 722.24 mi (1,162.33 km) |
| Leon to Ingre | 513.51 mi (826.42 km) |
| Leon to Irigny | 556.66 mi (895.85 km) |
| Leon to Isbergues | 671.45 mi (1,080.60 km) |
| Leon to Issoire | 482.20 mi (776.02 km) |
| Leon to Issoudun | 476.73 mi (767.22 km) |
| Leon to Issy-les-Moulineaux | 571.80 mi (920.22 km) |
| Leon to Istres | 536.39 mi (863.23 km) |
| Leon to Ivry-sur-Seine | 574.34 mi (924.31 km) |
| Leon to Jarville-la-Malgrange | 705.23 mi (1,134.96 km) |
| Leon to Jeumont | 701.82 mi (1,129.47 km) |
| Leon to Joigny | 572.02 mi (920.58 km) |
| Leon to Joinville-le-Pont | 578.15 mi (930.45 km) |
| Leon to Joue-les-Tours | 447.27 mi (719.81 km) |
| Leon to Jouy-le-Moutier | 573.98 mi (923.73 km) |
