| Highgate to Illzach | 424.83 mi (683.69 km) |
| Highgate to Ingre | 267.11 mi (429.88 km) |
| Highgate to Irigny | 466.18 mi (750.24 km) |
| Highgate to Isbergues | 130.51 mi (210.03 km) |
| Highgate to Issoire | 444.30 mi (715.04 km) |
| Highgate to Issoudun | 333.65 mi (536.95 km) |
| Highgate to Issy-les-Moulineaux | 217.80 mi (350.52 km) |
| Highgate to Istres | 605.60 mi (974.61 km) |
| Highgate to Ivry-sur-Seine | 221.07 mi (355.78 km) |
| Highgate to Jarville-la-Malgrange | 345.30 mi (555.70 km) |
| Highgate to Jeumont | 204.84 mi (329.65 km) |
| Highgate to Joigny | 294.00 mi (473.14 km) |
| Highgate to Joinville-le-Pont | 222.48 mi (358.05 km) |
| Highgate to Joue-les-Tours | 293.83 mi (472.87 km) |
| Highgate to Jouy-le-Moutier | 201.46 mi (324.22 km) |
