| Canals to Ilawa | 1,386.32 mi (2,231.06 km) |
| Canals to Imielin | 1,236.99 mi (1,990.74 km) |
| Canals to Inowroclaw | 1,309.42 mi (2,107.31 km) |
| Canals to Janow Lubelski | 1,379.67 mi (2,220.36 km) |
| Canals to Jarocin | 1,248.49 mi (2,009.25 km) |
| Canals to Jaroslaw | 1,368.86 mi (2,202.97 km) |
| Canals to Jasien | 1,388.46 mi (2,234.50 km) |
| Canals to Jaslo | 1,312.27 mi (2,111.89 km) |
| Canals to Jastrzebie-Zdroj | 1,206.39 mi (1,941.50 km) |
| Canals to Jawor | 1,165.16 mi (1,875.15 km) |
| Canals to Jaworzno | 1,241.54 mi (1,998.07 km) |
| Canals to Jedrzejow | 1,295.66 mi (2,085.17 km) |
| Canals to Jelcz-Laskowice | 1,203.20 mi (1,936.36 km) |
| Canals to Jelenia Gora | 1,143.09 mi (1,839.63 km) |
| Canals to Jozefoslaw | 1,376.19 mi (2,214.77 km) |
