| Westerlo to Ingre | 258.80 mi (416.50 km) |
| Westerlo to Irigny | 373.83 mi (601.63 km) |
| Westerlo to Isbergues | 111.90 mi (180.09 km) |
| Westerlo to Issoire | 390.28 mi (628.10 km) |
| Westerlo to Issoudun | 314.87 mi (506.73 km) |
| Westerlo to Issy-les-Moulineaux | 195.46 mi (314.56 km) |
| Westerlo to Istres | 522.92 mi (841.56 km) |
| Westerlo to Ivry-sur-Seine | 193.61 mi (311.58 km) |
| Westerlo to Jarville-la-Malgrange | 176.38 mi (283.86 km) |
| Westerlo to Jeumont | 65.15 mi (104.85 km) |
| Westerlo to Joigny | 224.83 mi (361.82 km) |
| Westerlo to Joinville-le-Pont | 190.31 mi (306.28 km) |
| Westerlo to Joue-les-Tours | 321.36 mi (517.18 km) |
| Westerlo to Jouy-le-Moutier | 191.83 mi (308.73 km) |
| Westerlo to Juvignac | 518.72 mi (834.80 km) |
