| Middle River to Ilawa | 4,315.64 mi (6,945.35 km) |
| Middle River to Imielin | 4,424.22 mi (7,120.10 km) |
| Middle River to Inowroclaw | 4,296.10 mi (6,913.91 km) |
| Middle River to Janow Lubelski | 4,522.35 mi (7,278.02 km) |
| Middle River to Jarocin | 4,296.07 mi (6,913.85 km) |
| Middle River to Jaroslaw | 4,558.38 mi (7,336.00 km) |
| Middle River to Jasien | 4,254.84 mi (6,847.50 km) |
| Middle River to Jaslo | 4,523.42 mi (7,279.74 km) |
| Middle River to Jastrzebie-Zdroj | 4,406.64 mi (7,091.81 km) |
| Middle River to Jawor | 4,277.98 mi (6,884.74 km) |
| Middle River to Jaworzno | 4,423.70 mi (7,119.26 km) |
| Middle River to Jedrzejow | 4,447.01 mi (7,156.77 km) |
| Middle River to Jelcz-Laskowice | 4,321.50 mi (6,954.79 km) |
| Middle River to Jelenia Gora | 4,265.10 mi (6,864.02 km) |
| Middle River to Jozefoslaw | 4,421.47 mi (7,115.67 km) |
