| Portishead to Illzach | 519.10 mi (835.40 km) |
| Portishead to Ingre | 320.23 mi (515.36 km) |
| Portishead to Irigny | 529.92 mi (852.83 km) |
| Portishead to Isbergues | 234.30 mi (377.06 km) |
| Portishead to Issoire | 493.73 mi (794.58 km) |
| Portishead to Issoudun | 379.68 mi (611.03 km) |
| Portishead to Issy-les-Moulineaux | 288.71 mi (464.63 km) |
| Portishead to Istres | 658.05 mi (1,059.03 km) |
| Portishead to Ivry-sur-Seine | 293.02 mi (471.57 km) |
| Portishead to Jarville-la-Malgrange | 442.28 mi (711.79 km) |
| Portishead to Jeumont | 310.12 mi (499.10 km) |
| Portishead to Joigny | 366.13 mi (589.22 km) |
| Portishead to Joinville-le-Pont | 295.79 mi (476.03 km) |
| Portishead to Joue-les-Tours | 324.31 mi (521.92 km) |
| Portishead to Jouy-le-Moutier | 272.30 mi (438.23 km) |
