| Kocaeli to Ilawa | 1,008.89 mi (1,623.64 km) |
| Kocaeli to Imielin | 827.89 mi (1,332.35 km) |
| Kocaeli to Inowroclaw | 994.82 mi (1,601.01 km) |
| Kocaeli to Janow Lubelski | 776.14 mi (1,249.07 km) |
| Kocaeli to Jarocin | 971.74 mi (1,563.87 km) |
| Kocaeli to Jaroslaw | 728.81 mi (1,172.90 km) |
| Kocaeli to Jasien | 1,074.25 mi (1,728.84 km) |
| Kocaeli to Jaslo | 743.39 mi (1,196.37 km) |
| Kocaeli to Jastrzebie-Zdroj | 838.24 mi (1,349.01 km) |
| Kocaeli to Jawor | 966.54 mi (1,555.49 km) |
| Kocaeli to Jaworzno | 829.92 mi (1,335.63 km) |
| Kocaeli to Jedrzejow | 823.45 mi (1,325.21 km) |
| Kocaeli to Jelcz-Laskowice | 929.98 mi (1,496.66 km) |
| Kocaeli to Jelenia Gora | 975.09 mi (1,569.26 km) |
| Kocaeli to Jozefoslaw | 888.51 mi (1,429.91 km) |
