| Castel San Giorgio to Illzach | 604.46 mi (972.78 km) |
| Castel San Giorgio to Ingre | 803.12 mi (1,292.50 km) |
| Castel San Giorgio to Irigny | 600.49 mi (966.39 km) |
| Castel San Giorgio to Isbergues | 898.33 mi (1,445.73 km) |
| Castel San Giorgio to Issoire | 663.35 mi (1,067.56 km) |
| Castel San Giorgio to Issoudun | 761.47 mi (1,225.46 km) |
| Castel San Giorgio to Issy-les-Moulineaux | 822.69 mi (1,323.99 km) |
| Castel San Giorgio to Istres | 531.63 mi (855.58 km) |
| Castel San Giorgio to Ivry-sur-Seine | 818.25 mi (1,316.85 km) |
| Castel San Giorgio to Jarville-la-Malgrange | 685.20 mi (1,102.73 km) |
| Castel San Giorgio to Jeumont | 831.90 mi (1,338.82 km) |
| Castel San Giorgio to Joigny | 746.21 mi (1,200.91 km) |
| Castel San Giorgio to Joinville-le-Pont | 815.32 mi (1,312.14 km) |
| Castel San Giorgio to Joue-les-Tours | 829.70 mi (1,335.27 km) |
| Castel San Giorgio to Jouy-le-Moutier | 838.91 mi (1,350.10 km) |
