| Mariehamn to Imielin | 689.20 mi (1,109.17 km) |
| Mariehamn to Inowroclaw | 508.84 mi (818.90 km) |
| Mariehamn to Janow Lubelski | 655.48 mi (1,054.90 km) |
| Mariehamn to Jarocin | 569.65 mi (916.77 km) |
| Mariehamn to Jaroslaw | 704.83 mi (1,134.31 km) |
| Mariehamn to Jasien | 401.26 mi (645.77 km) |
| Mariehamn to Jaslo | 717.82 mi (1,155.22 km) |
| Mariehamn to Jastrzebie-Zdroj | 703.29 mi (1,131.84 km) |
| Mariehamn to Jawor | 641.81 mi (1,032.90 km) |
| Mariehamn to Jaworzno | 684.21 mi (1,101.13 km) |
| Mariehamn to Jedrzejow | 654.24 mi (1,052.90 km) |
| Mariehamn to Jelcz-Laskowice | 634.50 mi (1,021.14 km) |
| Mariehamn to Jelenia Gora | 656.00 mi (1,055.73 km) |
| Mariehamn to Jozefoslaw | 554.35 mi (892.14 km) |
| Mariehamn to Jozefow | 552.69 mi (889.47 km) |
