| Le Locle to Ilawa | 722.08 mi (1,162.08 km) |
| Le Locle to Imielin | 607.33 mi (977.40 km) |
| Le Locle to Inowroclaw | 646.45 mi (1,040.36 km) |
| Le Locle to Janow Lubelski | 753.79 mi (1,213.11 km) |
| Le Locle to Jarocin | 588.90 mi (947.74 km) |
| Le Locle to Jaroslaw | 755.47 mi (1,215.81 km) |
| Le Locle to Jasien | 719.84 mi (1,158.47 km) |
| Le Locle to Jaslo | 699.29 mi (1,125.39 km) |
| Le Locle to Jastrzebie-Zdroj | 576.84 mi (928.34 km) |
| Le Locle to Jawor | 508.76 mi (818.77 km) |
| Le Locle to Jaworzno | 610.94 mi (983.22 km) |
| Le Locle to Jedrzejow | 662.80 mi (1,066.68 km) |
| Le Locle to Jelcz-Laskowice | 551.92 mi (888.23 km) |
| Le Locle to Jelenia Gora | 486.14 mi (782.36 km) |
| Le Locle to Jozefoslaw | 727.57 mi (1,170.92 km) |
