| Guadarrama to Ilawa | 1,414.39 mi (2,276.24 km) |
| Guadarrama to Imielin | 1,297.94 mi (2,088.83 km) |
| Guadarrama to Inowroclaw | 1,340.01 mi (2,156.54 km) |
| Guadarrama to Janow Lubelski | 1,444.10 mi (2,324.06 km) |
| Guadarrama to Jarocin | 1,284.07 mi (2,066.52 km) |
| Guadarrama to Jaroslaw | 1,440.76 mi (2,318.68 km) |
| Guadarrama to Jasien | 1,406.04 mi (2,262.80 km) |
| Guadarrama to Jaslo | 1,383.86 mi (2,227.11 km) |
| Guadarrama to Jastrzebie-Zdroj | 1,267.15 mi (2,039.28 km) |
| Guadarrama to Jawor | 1,204.59 mi (1,938.60 km) |
| Guadarrama to Jaworzno | 1,301.92 mi (2,095.24 km) |
| Guadarrama to Jedrzejow | 1,354.92 mi (2,180.54 km) |
| Guadarrama to Jelcz-Laskowice | 1,247.67 mi (2,007.93 km) |
| Guadarrama to Jelenia Gora | 1,181.96 mi (1,902.18 km) |
| Guadarrama to Jozefoslaw | 1,423.33 mi (2,290.63 km) |
