| Fort William to Illzach | 814.02 mi (1,310.05 km) |
| Fort William to Ingre | 680.01 mi (1,094.37 km) |
| Fort William to Irigny | 879.74 mi (1,415.80 km) |
| Fort William to Isbergues | 527.42 mi (848.81 km) |
| Fort William to Issoire | 857.52 mi (1,380.04 km) |
| Fort William to Issoudun | 745.29 mi (1,199.43 km) |
| Fort William to Issy-les-Moulineaux | 631.66 mi (1,016.56 km) |
| Fort William to Istres | 1,019.59 mi (1,640.87 km) |
| Fort William to Ivry-sur-Seine | 634.78 mi (1,021.57 km) |
| Fort William to Jarville-la-Malgrange | 733.60 mi (1,180.61 km) |
| Fort William to Jeumont | 587.24 mi (945.08 km) |
| Fort William to Joigny | 706.85 mi (1,137.56 km) |
| Fort William to Joinville-le-Pont | 635.94 mi (1,023.45 km) |
| Fort William to Joue-les-Tours | 697.93 mi (1,123.21 km) |
| Fort William to Jouy-le-Moutier | 615.44 mi (990.46 km) |
