| Harborne to Ilawa | 894.06 mi (1,438.85 km) |
| Harborne to Imielin | 925.01 mi (1,488.66 km) |
| Harborne to Inowroclaw | 845.18 mi (1,360.18 km) |
| Harborne to Janow Lubelski | 1,047.86 mi (1,686.37 km) |
| Harborne to Jarocin | 821.63 mi (1,322.29 km) |
| Harborne to Jaroslaw | 1,073.28 mi (1,727.27 km) |
| Harborne to Jasien | 851.71 mi (1,370.70 km) |
| Harborne to Jaslo | 1,028.50 mi (1,655.21 km) |
| Harborne to Jastrzebie-Zdroj | 902.39 mi (1,452.26 km) |
| Harborne to Jawor | 780.27 mi (1,255.72 km) |
| Harborne to Jaworzno | 925.73 mi (1,489.82 km) |
| Harborne to Jedrzejow | 960.42 mi (1,545.65 km) |
| Harborne to Jelcz-Laskowice | 828.26 mi (1,332.96 km) |
| Harborne to Jelenia Gora | 763.22 mi (1,228.29 km) |
| Harborne to Jozefoslaw | 968.29 mi (1,558.31 km) |
