| Ptuj to Illzach | 411.46 mi (662.18 km) |
| Ptuj to Ingre | 666.86 mi (1,073.21 km) |
| Ptuj to Irigny | 531.83 mi (855.90 km) |
| Ptuj to Isbergues | 677.75 mi (1,090.73 km) |
| Ptuj to Issoire | 608.29 mi (978.95 km) |
| Ptuj to Issoudun | 657.88 mi (1,058.75 km) |
| Ptuj to Issy-les-Moulineaux | 653.77 mi (1,052.13 km) |
| Ptuj to Istres | 567.87 mi (913.89 km) |
| Ptuj to Ivry-sur-Seine | 648.88 mi (1,044.28 km) |
| Ptuj to Jarville-la-Malgrange | 476.35 mi (766.61 km) |
| Ptuj to Jeumont | 602.07 mi (968.94 km) |
| Ptuj to Joigny | 594.68 mi (957.04 km) |
| Ptuj to Joinville-le-Pont | 644.64 mi (1,037.45 km) |
| Ptuj to Joue-les-Tours | 719.83 mi (1,158.46 km) |
| Ptuj to Jouy-le-Moutier | 666.35 mi (1,072.39 km) |
