| Portchester to Illzach | 435.74 mi (701.25 km) |
| Portchester to Ingre | 241.37 mi (388.45 km) |
| Portchester to Irigny | 449.44 mi (723.30 km) |
| Portchester to Isbergues | 157.13 mi (252.87 km) |
| Portchester to Issoire | 417.53 mi (671.95 km) |
| Portchester to Issoudun | 303.88 mi (489.05 km) |
| Portchester to Issy-les-Moulineaux | 205.55 mi (330.80 km) |
| Portchester to Istres | 581.43 mi (935.72 km) |
| Portchester to Ivry-sur-Seine | 209.77 mi (337.58 km) |
| Portchester to Jarville-la-Malgrange | 359.62 mi (578.75 km) |
| Portchester to Jeumont | 232.19 mi (373.68 km) |
| Portchester to Joigny | 283.23 mi (455.82 km) |
| Portchester to Joinville-le-Pont | 212.39 mi (341.82 km) |
| Portchester to Joue-les-Tours | 254.28 mi (409.23 km) |
| Portchester to Jouy-le-Moutier | 189.04 mi (304.23 km) |
