| River Grove to Ilawa | 4,564.68 mi (7,346.14 km) |
| River Grove to Imielin | 4,705.39 mi (7,572.60 km) |
| River Grove to Inowroclaw | 4,557.32 mi (7,334.29 km) |
| River Grove to Janow Lubelski | 4,785.62 mi (7,701.71 km) |
| River Grove to Jarocin | 4,567.62 mi (7,350.87 km) |
| River Grove to Jaroslaw | 4,826.46 mi (7,767.43 km) |
| River Grove to Jasien | 4,500.69 mi (7,243.16 km) |
| River Grove to Jaslo | 4,798.78 mi (7,722.89 km) |
| River Grove to Jastrzebie-Zdroj | 4,691.90 mi (7,550.88 km) |
| River Grove to Jawor | 4,562.65 mi (7,342.87 km) |
| River Grove to Jaworzno | 4,704.05 mi (7,570.43 km) |
| River Grove to Jedrzejow | 4,719.55 mi (7,595.38 km) |
| River Grove to Jelcz-Laskowice | 4,602.07 mi (7,406.31 km) |
| River Grove to Jelenia Gora | 4,552.82 mi (7,327.06 km) |
| River Grove to Jozefoslaw | 4,678.27 mi (7,528.94 km) |
