| Grudziadz to Illzach | 635.34 mi (1,022.48 km) |
| Grudziadz to Ingre | 831.91 mi (1,338.83 km) |
| Grudziadz to Irigny | 822.72 mi (1,324.05 km) |
| Grudziadz to Isbergues | 718.35 mi (1,156.08 km) |
| Grudziadz to Issoire | 882.81 mi (1,420.75 km) |
| Grudziadz to Issoudun | 864.76 mi (1,391.70 km) |
| Grudziadz to Issy-les-Moulineaux | 781.32 mi (1,257.41 km) |
| Grudziadz to Istres | 930.59 mi (1,497.63 km) |
| Grudziadz to Ivry-sur-Seine | 777.79 mi (1,251.73 km) |
| Grudziadz to Jarville-la-Malgrange | 637.06 mi (1,025.26 km) |
| Grudziadz to Jeumont | 661.21 mi (1,064.12 km) |
| Grudziadz to Joigny | 769.55 mi (1,238.47 km) |
| Grudziadz to Joinville-le-Pont | 773.47 mi (1,244.78 km) |
| Grudziadz to Joue-les-Tours | 898.75 mi (1,446.40 km) |
| Grudziadz to Jouy-le-Moutier | 783.94 mi (1,261.64 km) |
