| Thatto Heath to Illzach | 589.38 mi (948.51 km) |
| Thatto Heath to Ingre | 430.20 mi (692.34 km) |
| Thatto Heath to Irigny | 633.86 mi (1,020.09 km) |
| Thatto Heath to Isbergues | 294.32 mi (473.66 km) |
| Thatto Heath to Issoire | 607.52 mi (977.71 km) |
| Thatto Heath to Issoudun | 494.59 mi (795.97 km) |
| Thatto Heath to Issy-les-Moulineaux | 385.61 mi (620.58 km) |
| Thatto Heath to Istres | 770.57 mi (1,240.12 km) |
| Thatto Heath to Ivry-sur-Seine | 389.11 mi (626.22 km) |
| Thatto Heath to Jarville-la-Malgrange | 508.92 mi (819.03 km) |
| Thatto Heath to Jeumont | 363.75 mi (585.39 km) |
| Thatto Heath to Joigny | 462.50 mi (744.33 km) |
| Thatto Heath to Joinville-le-Pont | 390.76 mi (628.87 km) |
| Thatto Heath to Joue-les-Tours | 446.26 mi (718.18 km) |
| Thatto Heath to Jouy-le-Moutier | 369.08 mi (593.97 km) |
