| Langenfeld to Illzach | 231.08 mi (371.89 km) |
| Langenfeld to Ingre | 318.65 mi (512.82 km) |
| Langenfeld to Irigny | 388.53 mi (625.28 km) |
| Langenfeld to Isbergues | 198.83 mi (319.99 km) |
| Langenfeld to Issoire | 420.75 mi (677.13 km) |
| Langenfeld to Issoudun | 365.03 mi (587.46 km) |
| Langenfeld to Issy-les-Moulineaux | 261.35 mi (420.61 km) |
| Langenfeld to Istres | 533.13 mi (858.00 km) |
| Langenfeld to Ivry-sur-Seine | 258.38 mi (415.83 km) |
| Langenfeld to Jarville-la-Malgrange | 172.30 mi (277.29 km) |
| Langenfeld to Jeumont | 136.97 mi (220.44 km) |
| Langenfeld to Joigny | 268.76 mi (432.52 km) |
| Langenfeld to Joinville-le-Pont | 254.36 mi (409.36 km) |
| Langenfeld to Joue-les-Tours | 384.65 mi (619.04 km) |
| Langenfeld to Jouy-le-Moutier | 261.88 mi (421.45 km) |
