| Shannon to Imielin | 1,215.13 mi (1,955.56 km) |
| Shannon to Inowroclaw | 1,127.78 mi (1,814.98 km) |
| Shannon to Janow Lubelski | 1,335.67 mi (2,149.56 km) |
| Shannon to Jarocin | 1,108.09 mi (1,783.29 km) |
| Shannon to Jaroslaw | 1,362.40 mi (2,192.58 km) |
| Shannon to Jasien | 1,124.94 mi (1,810.41 km) |
| Shannon to Jaslo | 1,318.45 mi (2,121.85 km) |
| Shannon to Jastrzebie-Zdroj | 1,192.87 mi (1,919.74 km) |
| Shannon to Jawor | 1,069.85 mi (1,721.75 km) |
| Shannon to Jaworzno | 1,215.74 mi (1,956.55 km) |
| Shannon to Jedrzejow | 1,249.33 mi (2,010.61 km) |
| Shannon to Jelcz-Laskowice | 1,117.47 mi (1,798.40 km) |
| Shannon to Jelenia Gora | 1,053.22 mi (1,694.99 km) |
| Shannon to Jozefoslaw | 1,252.53 mi (2,015.76 km) |
| Shannon to Jozefow | 1,259.70 mi (2,027.29 km) |
