| Portet-sur-Garonne to Illzach | 410.87 mi (661.22 km) |
| Portet-sur-Garonne to Ingre | 304.59 mi (490.19 km) |
| Portet-sur-Garonne to Irigny | 224.33 mi (361.03 km) |
| Portet-sur-Garonne to Isbergues | 493.13 mi (793.62 km) |
| Portet-sur-Garonne to Issoire | 166.61 mi (268.13 km) |
| Portet-sur-Garonne to Issoudun | 238.44 mi (383.74 km) |
| Portet-sur-Garonne to Issy-les-Moulineaux | 368.65 mi (593.29 km) |
| Portet-sur-Garonne to Istres | 179.53 mi (288.92 km) |
| Portet-sur-Garonne to Ivry-sur-Seine | 368.14 mi (592.47 km) |
| Portet-sur-Garonne to Jarville-la-Malgrange | 423.34 mi (681.30 km) |
| Portet-sur-Garonne to Jeumont | 484.83 mi (780.26 km) |
| Portet-sur-Garonne to Joigny | 322.75 mi (519.42 km) |
| Portet-sur-Garonne to Joinville-le-Pont | 369.69 mi (594.96 km) |
| Portet-sur-Garonne to Joue-les-Tours | 267.03 mi (429.75 km) |
| Portet-sur-Garonne to Jouy-le-Moutier | 380.44 mi (612.27 km) |
