| Leek to Nowy Dwor Mazowiecki | 947.72 mi (1,525.21 km) |
| Leek to Nowy Sacz | 1,004.59 mi (1,616.73 km) |
| Leek to Nowy Targ | 980.71 mi (1,578.31 km) |
| Leek to Nowy Tomysl | 759.91 mi (1,222.96 km) |
| Leek to Nysa | 844.31 mi (1,358.78 km) |
| Leek to Oborniki | 783.96 mi (1,261.66 km) |
| Leek to Oborniki Slaskie | 808.62 mi (1,301.34 km) |
| Leek to Olawa | 832.55 mi (1,339.86 km) |
| Leek to Olecko | 1,003.16 mi (1,614.43 km) |
| Leek to Olesnica | 830.52 mi (1,336.60 km) |
| Leek to Olesno | 880.08 mi (1,416.35 km) |
| Leek to Olkusz | 941.14 mi (1,514.62 km) |
| Leek to Olsztyn | 923.33 mi (1,485.96 km) |
| Leek to Opalenica | 771.64 mi (1,241.84 km) |
| Leek to Opoczno | 947.50 mi (1,524.86 km) |
