| Willebroek to Ingre | 245.47 mi (395.04 km) |
| Willebroek to Irigny | 373.25 mi (600.68 km) |
| Willebroek to Isbergues | 88.78 mi (142.87 km) |
| Willebroek to Issoire | 385.00 mi (619.59 km) |
| Willebroek to Issoudun | 304.18 mi (489.53 km) |
| Willebroek to Issy-les-Moulineaux | 180.83 mi (291.01 km) |
| Willebroek to Istres | 522.58 mi (841.00 km) |
| Willebroek to Ivry-sur-Seine | 179.45 mi (288.79 km) |
| Willebroek to Jarville-la-Malgrange | 184.77 mi (297.36 km) |
| Willebroek to Jeumont | 54.61 mi (87.89 km) |
| Willebroek to Joigny | 217.50 mi (350.04 km) |
| Willebroek to Joinville-le-Pont | 176.50 mi (284.05 km) |
| Willebroek to Joue-les-Tours | 306.26 mi (492.89 km) |
| Willebroek to Jouy-le-Moutier | 175.63 mi (282.64 km) |
| Willebroek to Juvignac | 515.65 mi (829.86 km) |
