| Severn to Ilawa | 4,335.99 mi (6,978.11 km) |
| Severn to Imielin | 4,444.62 mi (7,152.92 km) |
| Severn to Inowroclaw | 4,316.48 mi (6,946.71 km) |
| Severn to Janow Lubelski | 4,542.73 mi (7,310.82 km) |
| Severn to Jarocin | 4,316.46 mi (6,946.67 km) |
| Severn to Jaroslaw | 4,578.77 mi (7,368.81 km) |
| Severn to Jasien | 4,275.19 mi (6,880.25 km) |
| Severn to Jaslo | 4,543.81 mi (7,312.56 km) |
| Severn to Jastrzebie-Zdroj | 4,427.04 mi (7,124.63 km) |
| Severn to Jawor | 4,298.37 mi (6,917.56 km) |
| Severn to Jaworzno | 4,444.10 mi (7,152.09 km) |
| Severn to Jedrzejow | 4,467.40 mi (7,189.59 km) |
| Severn to Jelcz-Laskowice | 4,341.90 mi (6,987.61 km) |
| Severn to Jelenia Gora | 4,285.49 mi (6,896.84 km) |
| Severn to Jozefoslaw | 4,441.85 mi (7,148.46 km) |
