| Lake Ronkonkoma to Ilawa | 4,121.60 mi (6,633.07 km) |
| Lake Ronkonkoma to Imielin | 4,226.89 mi (6,802.52 km) |
| Lake Ronkonkoma to Inowroclaw | 4,100.82 mi (6,599.63 km) |
| Lake Ronkonkoma to Janow Lubelski | 4,326.56 mi (6,962.92 km) |
| Lake Ronkonkoma to Jarocin | 4,099.77 mi (6,597.94 km) |
| Lake Ronkonkoma to Jaroslaw | 4,362.08 mi (7,020.09 km) |
| Lake Ronkonkoma to Jasien | 4,061.24 mi (6,535.93 km) |
| Lake Ronkonkoma to Jaslo | 4,326.49 mi (6,962.82 km) |
| Lake Ronkonkoma to Jastrzebie-Zdroj | 4,208.97 mi (6,773.69 km) |
| Lake Ronkonkoma to Jawor | 4,080.50 mi (6,566.94 km) |
| Lake Ronkonkoma to Jaworzno | 4,226.44 mi (6,801.81 km) |
| Lake Ronkonkoma to Jedrzejow | 4,250.43 mi (6,840.41 km) |
| Lake Ronkonkoma to Jelcz-Laskowice | 4,124.34 mi (6,637.49 km) |
| Lake Ronkonkoma to Jelenia Gora | 4,067.38 mi (6,545.81 km) |
| Lake Ronkonkoma to Jozefoslaw | 4,226.46 mi (6,801.83 km) |
