| Royan to Illzach | 424.39 mi (682.99 km) |
| Royan to Ingre | 208.80 mi (336.03 km) |
| Royan to Irigny | 283.27 mi (455.88 km) |
| Royan to Isbergues | 381.22 mi (613.52 km) |
| Royan to Issoire | 207.59 mi (334.09 km) |
| Royan to Issoudun | 171.45 mi (275.92 km) |
| Royan to Issy-les-Moulineaux | 270.27 mi (434.96 km) |
| Royan to Istres | 330.62 mi (532.08 km) |
| Royan to Ivry-sur-Seine | 272.24 mi (438.12 km) |
| Royan to Jarville-la-Malgrange | 400.18 mi (644.03 km) |
| Royan to Jeumont | 400.83 mi (645.07 km) |
| Royan to Joigny | 265.77 mi (427.71 km) |
| Royan to Joinville-le-Pont | 275.71 mi (443.71 km) |
| Royan to Joue-les-Tours | 144.36 mi (232.33 km) |
| Royan to Jouy-le-Moutier | 274.94 mi (442.48 km) |
