| Joniskis to Imielin | 458.66 mi (738.14 km) |
| Joniskis to Inowroclaw | 319.75 mi (514.58 km) |
| Joniskis to Janow Lubelski | 384.24 mi (618.37 km) |
| Joniskis to Jarocin | 384.39 mi (618.61 km) |
| Joniskis to Jaroslaw | 431.08 mi (693.75 km) |
| Joniskis to Jasien | 237.48 mi (382.19 km) |
| Joniskis to Jaslo | 456.71 mi (735.00 km) |
| Joniskis to Jastrzebie-Zdroj | 481.15 mi (774.34 km) |
| Joniskis to Jawor | 468.66 mi (754.23 km) |
| Joniskis to Jaworzno | 453.22 mi (729.39 km) |
| Joniskis to Jedrzejow | 409.95 mi (659.76 km) |
| Joniskis to Jelcz-Laskowice | 441.21 mi (710.05 km) |
| Joniskis to Jelenia Gora | 489.07 mi (787.08 km) |
| Joniskis to Jozefoslaw | 303.60 mi (488.60 km) |
| Joniskis to Jozefow | 298.96 mi (481.13 km) |
