| Castleton to Illzach | 577.71 mi (929.73 km) |
| Castleton to Ingre | 428.80 mi (690.09 km) |
| Castleton to Irigny | 629.62 mi (1,013.27 km) |
| Castleton to Isbergues | 283.87 mi (456.85 km) |
| Castleton to Issoire | 606.31 mi (975.76 km) |
| Castleton to Issoudun | 494.26 mi (795.44 km) |
| Castleton to Issy-les-Moulineaux | 381.24 mi (613.54 km) |
| Castleton to Istres | 768.47 mi (1,236.73 km) |
| Castleton to Ivry-sur-Seine | 384.51 mi (618.81 km) |
| Castleton to Jarville-la-Malgrange | 497.03 mi (799.90 km) |
| Castleton to Jeumont | 350.92 mi (564.75 km) |
| Castleton to Joigny | 457.27 mi (735.90 km) |
| Castleton to Joinville-le-Pont | 385.88 mi (621.01 km) |
| Castleton to Joue-les-Tours | 448.68 mi (722.08 km) |
| Castleton to Jouy-le-Moutier | 364.88 mi (587.22 km) |
