| Laon to Illzach | 209.77 mi (337.59 km) |
| Laon to Ingre | 140.06 mi (225.40 km) |
| Laon to Irigny | 274.55 mi (441.84 km) |
| Laon to Isbergues | 89.65 mi (144.27 km) |
| Laon to Issoire | 278.28 mi (447.86 km) |
| Laon to Issoudun | 195.68 mi (314.91 km) |
| Laon to Issy-les-Moulineaux | 79.71 mi (128.28 km) |
| Laon to Istres | 422.92 mi (680.62 km) |
| Laon to Ivry-sur-Seine | 76.90 mi (123.76 km) |
| Laon to Jarville-la-Malgrange | 132.09 mi (212.58 km) |
| Laon to Jeumont | 54.75 mi (88.11 km) |
| Laon to Joigny | 109.77 mi (176.66 km) |
| Laon to Joinville-le-Pont | 73.04 mi (117.55 km) |
| Laon to Joue-les-Tours | 204.39 mi (328.93 km) |
| Laon to Jouy-le-Moutier | 81.04 mi (130.42 km) |
