| Walthamstow to Ilawa | 831.07 mi (1,337.47 km) |
| Walthamstow to Imielin | 842.52 mi (1,355.90 km) |
| Walthamstow to Inowroclaw | 776.77 mi (1,250.09 km) |
| Walthamstow to Janow Lubelski | 970.48 mi (1,561.84 km) |
| Walthamstow to Jarocin | 747.70 mi (1,203.30 km) |
| Walthamstow to Jaroslaw | 993.11 mi (1,598.26 km) |
| Walthamstow to Jasien | 793.85 mi (1,277.57 km) |
| Walthamstow to Jaslo | 946.25 mi (1,522.84 km) |
| Walthamstow to Jastrzebie-Zdroj | 818.53 mi (1,317.29 km) |
| Walthamstow to Jawor | 700.02 mi (1,126.57 km) |
| Walthamstow to Jaworzno | 843.61 mi (1,357.66 km) |
| Walthamstow to Jedrzejow | 881.11 mi (1,418.01 km) |
| Walthamstow to Jelcz-Laskowice | 748.77 mi (1,205.02 km) |
| Walthamstow to Jelenia Gora | 681.76 mi (1,097.19 km) |
| Walthamstow to Jozefoslaw | 896.86 mi (1,443.36 km) |
