| Douglas to Illzach | 756.30 mi (1,217.14 km) |
| Douglas to Ingre | 531.47 mi (855.31 km) |
| Douglas to Irigny | 738.57 mi (1,188.62 km) |
| Douglas to Isbergues | 478.48 mi (770.05 km) |
| Douglas to Issoire | 687.93 mi (1,107.12 km) |
| Douglas to Issoudun | 578.53 mi (931.06 km) |
| Douglas to Issy-les-Moulineaux | 516.33 mi (830.95 km) |
| Douglas to Istres | 848.16 mi (1,364.97 km) |
| Douglas to Ivry-sur-Seine | 521.06 mi (838.56 km) |
| Douglas to Jarville-la-Malgrange | 682.08 mi (1,097.71 km) |
| Douglas to Jeumont | 554.27 mi (892.01 km) |
| Douglas to Joigny | 590.13 mi (949.72 km) |
| Douglas to Joinville-le-Pont | 524.56 mi (844.19 km) |
| Douglas to Joue-les-Tours | 512.84 mi (825.34 km) |
| Douglas to Jouy-le-Moutier | 501.03 mi (806.32 km) |
