| Wellingborough to Ilawa | 845.47 mi (1,360.66 km) |
| Wellingborough to Imielin | 871.81 mi (1,403.04 km) |
| Wellingborough to Inowroclaw | 795.02 mi (1,279.47 km) |
| Wellingborough to Janow Lubelski | 995.67 mi (1,602.37 km) |
| Wellingborough to Jarocin | 770.08 mi (1,239.33 km) |
| Wellingborough to Jaroslaw | 1,020.53 mi (1,642.39 km) |
| Wellingborough to Jasien | 804.65 mi (1,294.96 km) |
| Wellingborough to Jaslo | 975.37 mi (1,569.70 km) |
| Wellingborough to Jastrzebie-Zdroj | 848.97 mi (1,366.29 km) |
| Wellingborough to Jawor | 727.39 mi (1,170.62 km) |
| Wellingborough to Jaworzno | 872.59 mi (1,404.30 km) |
| Wellingborough to Jedrzejow | 907.80 mi (1,460.96 km) |
| Wellingborough to Jelcz-Laskowice | 775.55 mi (1,248.12 km) |
| Wellingborough to Jelenia Gora | 710.13 mi (1,142.84 km) |
| Wellingborough to Jozefoslaw | 917.44 mi (1,476.48 km) |
