| Gagnef to Illzach | 937.68 mi (1,509.05 km) |
| Gagnef to Ingre | 1,022.27 mi (1,645.18 km) |
| Gagnef to Irigny | 1,112.54 mi (1,790.46 km) |
| Gagnef to Isbergues | 844.24 mi (1,358.67 km) |
| Gagnef to Issoire | 1,146.35 mi (1,844.88 km) |
| Gagnef to Issoudun | 1,079.66 mi (1,737.55 km) |
| Gagnef to Issy-les-Moulineaux | 957.30 mi (1,540.62 km) |
| Gagnef to Istres | 1,252.57 mi (2,015.81 km) |
| Gagnef to Ivry-sur-Seine | 956.13 mi (1,538.74 km) |
| Gagnef to Jarville-la-Malgrange | 895.65 mi (1,441.41 km) |
| Gagnef to Jeumont | 829.56 mi (1,335.05 km) |
| Gagnef to Joigny | 987.68 mi (1,589.52 km) |
| Gagnef to Joinville-le-Pont | 953.28 mi (1,534.16 km) |
| Gagnef to Joue-les-Tours | 1,081.63 mi (1,740.71 km) |
| Gagnef to Jouy-le-Moutier | 950.67 mi (1,529.95 km) |
