| Leek to Krosno Odrzanskie | 721.15 mi (1,160.58 km) |
| Leek to Krotoszyn | 823.61 mi (1,325.47 km) |
| Leek to Kruszwica | 846.06 mi (1,361.60 km) |
| Leek to Krynica | 1,020.95 mi (1,643.06 km) |
| Leek to Krzeszowice | 947.56 mi (1,524.96 km) |
| Leek to Kudowa-Zdroj | 799.90 mi (1,287.31 km) |
| Leek to Kutno | 894.89 mi (1,440.18 km) |
| Leek to Kwidzyn | 860.72 mi (1,385.20 km) |
| Leek to Lancut | 1,056.91 mi (1,700.93 km) |
| Leek to Lapy | 1,029.37 mi (1,656.60 km) |
| Leek to Lask | 895.74 mi (1,441.55 km) |
| Leek to Laziska Gorne | 914.75 mi (1,472.14 km) |
| Leek to Lebork | 809.73 mi (1,303.13 km) |
| Leek to Leczna | 1,056.58 mi (1,700.41 km) |
| Leek to Leczyca | 890.78 mi (1,433.57 km) |
