| Le Portel to Imielin | 775.88 mi (1,248.66 km) |
| Le Portel to Inowroclaw | 726.48 mi (1,169.16 km) |
| Le Portel to Janow Lubelski | 908.90 mi (1,462.74 km) |
| Le Portel to Jarocin | 691.55 mi (1,112.95 km) |
| Le Portel to Jaroslaw | 928.35 mi (1,494.03 km) |
| Le Portel to Jasien | 754.70 mi (1,214.56 km) |
| Le Portel to Jaslo | 879.36 mi (1,415.19 km) |
| Le Portel to Jastrzebie-Zdroj | 750.44 mi (1,207.71 km) |
| Le Portel to Jawor | 637.05 mi (1,025.24 km) |
| Le Portel to Jaworzno | 777.40 mi (1,251.10 km) |
| Le Portel to Jedrzejow | 817.87 mi (1,316.24 km) |
| Le Portel to Jelcz-Laskowice | 686.25 mi (1,104.41 km) |
| Le Portel to Jelenia Gora | 617.54 mi (993.83 km) |
| Le Portel to Jozefoslaw | 842.26 mi (1,355.49 km) |
| Le Portel to Jozefow | 850.15 mi (1,368.19 km) |
