| Mafra to Ilawa | 1,692.51 mi (2,723.83 km) |
| Mafra to Imielin | 1,590.60 mi (2,559.82 km) |
| Mafra to Inowroclaw | 1,620.09 mi (2,607.28 km) |
| Mafra to Janow Lubelski | 1,737.08 mi (2,795.56 km) |
| Mafra to Jarocin | 1,567.01 mi (2,521.87 km) |
| Mafra to Jaroslaw | 1,736.05 mi (2,793.91 km) |
| Mafra to Jasien | 1,678.75 mi (2,701.68 km) |
| Mafra to Jaslo | 1,679.31 mi (2,702.59 km) |
| Mafra to Jastrzebie-Zdroj | 1,559.93 mi (2,510.47 km) |
| Mafra to Jawor | 1,489.99 mi (2,397.90 km) |
| Mafra to Jaworzno | 1,594.37 mi (2,565.89 km) |
| Mafra to Jedrzejow | 1,646.66 mi (2,650.04 km) |
| Mafra to Jelcz-Laskowice | 1,534.72 mi (2,469.89 km) |
| Mafra to Jelenia Gora | 1,467.35 mi (2,361.48 km) |
| Mafra to Jozefoslaw | 1,710.05 mi (2,752.06 km) |
