| Gravelines to Ingre | 212.26 mi (341.60 km) |
| Gravelines to Irigny | 387.36 mi (623.39 km) |
| Gravelines to Isbergues | 28.91 mi (46.53 km) |
| Gravelines to Issoire | 379.53 mi (610.79 km) |
| Gravelines to Issoudun | 279.09 mi (449.15 km) |
| Gravelines to Issy-les-Moulineaux | 149.55 mi (240.68 km) |
| Gravelines to Istres | 533.27 mi (858.22 km) |
| Gravelines to Ivry-sur-Seine | 150.93 mi (242.90 km) |
| Gravelines to Jarville-la-Malgrange | 242.16 mi (389.73 km) |
| Gravelines to Jeumont | 98.82 mi (159.04 km) |
| Gravelines to Joigny | 215.24 mi (346.40 km) |
| Gravelines to Joinville-le-Pont | 150.37 mi (242.00 km) |
| Gravelines to Joue-les-Tours | 259.71 mi (417.97 km) |
| Gravelines to Jouy-le-Moutier | 136.56 mi (219.77 km) |
| Gravelines to Juvignac | 515.47 mi (829.57 km) |
