| Castano Primo to Illzach | 168.25 mi (270.77 km) |
| Castano Primo to Ingre | 367.11 mi (590.81 km) |
| Castano Primo to Irigny | 190.80 mi (307.07 km) |
| Castano Primo to Isbergues | 455.39 mi (732.88 km) |
| Castano Primo to Issoire | 266.94 mi (429.60 km) |
| Castano Primo to Issoudun | 337.61 mi (543.34 km) |
| Castano Primo to Issy-les-Moulineaux | 379.56 mi (610.84 km) |
| Castano Primo to Istres | 233.15 mi (375.22 km) |
| Castano Primo to Ivry-sur-Seine | 375.00 mi (603.50 km) |
| Castano Primo to Jarville-la-Malgrange | 246.85 mi (397.27 km) |
| Castano Primo to Jeumont | 392.40 mi (631.51 km) |
| Castano Primo to Joigny | 304.55 mi (490.13 km) |
| Castano Primo to Joinville-le-Pont | 371.87 mi (598.46 km) |
| Castano Primo to Joue-les-Tours | 405.15 mi (652.02 km) |
| Castano Primo to Jouy-le-Moutier | 395.52 mi (636.53 km) |
