| Horndean to Ilawa | 885.87 mi (1,425.67 km) |
| Horndean to Imielin | 886.73 mi (1,427.06 km) |
| Horndean to Inowroclaw | 829.46 mi (1,334.88 km) |
| Horndean to Janow Lubelski | 1,017.87 mi (1,638.11 km) |
| Horndean to Jarocin | 797.73 mi (1,283.82 km) |
| Horndean to Jaroslaw | 1,038.62 mi (1,671.50 km) |
| Horndean to Jasien | 850.52 mi (1,368.78 km) |
| Horndean to Jaslo | 990.36 mi (1,593.83 km) |
| Horndean to Jastrzebie-Zdroj | 861.75 mi (1,386.86 km) |
| Horndean to Jawor | 746.37 mi (1,201.17 km) |
| Horndean to Jaworzno | 888.10 mi (1,429.26 km) |
| Horndean to Jedrzejow | 927.48 mi (1,492.63 km) |
| Horndean to Jelcz-Laskowice | 795.43 mi (1,280.13 km) |
| Horndean to Jelenia Gora | 727.34 mi (1,170.55 km) |
| Horndean to Jozefoslaw | 947.79 mi (1,525.32 km) |
