| Iernut to Ilawa | 534.96 mi (860.94 km) |
| Iernut to Imielin | 343.09 mi (552.15 km) |
| Iernut to Inowroclaw | 512.74 mi (825.17 km) |
| Iernut to Janow Lubelski | 306.00 mi (492.47 km) |
| Iernut to Jarocin | 486.88 mi (783.55 km) |
| Iernut to Jaroslaw | 256.47 mi (412.75 km) |
| Iernut to Jasien | 598.99 mi (963.97 km) |
| Iernut to Jaslo | 260.81 mi (419.74 km) |
| Iernut to Jastrzebie-Zdroj | 354.86 mi (571.10 km) |
| Iernut to Jawor | 484.05 mi (779.00 km) |
| Iernut to Jaworzno | 345.02 mi (555.25 km) |
| Iernut to Jedrzejow | 340.14 mi (547.40 km) |
| Iernut to Jelcz-Laskowice | 445.69 mi (717.26 km) |
| Iernut to Jelenia Gora | 494.30 mi (795.50 km) |
| Iernut to Jozefoslaw | 415.67 mi (668.95 km) |
