| Portimao to Illzach | 1,090.04 mi (1,754.25 km) |
| Portimao to Ingre | 911.20 mi (1,466.44 km) |
| Portimao to Irigny | 907.40 mi (1,460.32 km) |
| Portimao to Isbergues | 1,078.16 mi (1,735.14 km) |
| Portimao to Issoire | 841.73 mi (1,354.63 km) |
| Portimao to Issoudun | 865.29 mi (1,392.56 km) |
| Portimao to Issy-les-Moulineaux | 972.82 mi (1,565.60 km) |
| Portimao to Istres | 836.26 mi (1,345.82 km) |
| Portimao to Ivry-sur-Seine | 974.88 mi (1,568.92 km) |
| Portimao to Jarville-la-Malgrange | 1,087.93 mi (1,750.85 km) |
| Portimao to Jeumont | 1,103.42 mi (1,775.79 km) |
| Portimao to Joigny | 962.27 mi (1,548.63 km) |
| Portimao to Joinville-le-Pont | 978.39 mi (1,574.56 km) |
| Portimao to Joue-les-Tours | 846.94 mi (1,363.02 km) |
| Portimao to Jouy-le-Moutier | 976.71 mi (1,571.86 km) |
