| Sligo to Illzach | 818.21 mi (1,316.77 km) |
| Sligo to Ingre | 625.18 mi (1,006.13 km) |
| Sligo to Irigny | 835.36 mi (1,344.39 km) |
| Sligo to Isbergues | 524.21 mi (843.64 km) |
| Sligo to Issoire | 795.27 mi (1,279.87 km) |
| Sligo to Issoudun | 681.78 mi (1,097.21 km) |
| Sligo to Issy-les-Moulineaux | 594.65 mi (957.00 km) |
| Sligo to Istres | 959.18 mi (1,543.66 km) |
| Sligo to Ivry-sur-Seine | 598.89 mi (963.81 km) |
| Sligo to Jarville-la-Malgrange | 739.02 mi (1,189.34 km) |
| Sligo to Jeumont | 597.43 mi (961.47 km) |
| Sligo to Joigny | 672.24 mi (1,081.86 km) |
| Sligo to Joinville-le-Pont | 601.51 mi (968.04 km) |
| Sligo to Joue-les-Tours | 621.67 mi (1,000.48 km) |
| Sligo to Jouy-le-Moutier | 578.16 mi (930.45 km) |
