| Niel to Knurow | 630.49 mi (1,014.68 km) |
| Niel to Kobylka | 725.08 mi (1,166.90 km) |
| Niel to Kokoszki | 631.80 mi (1,016.78 km) |
| Niel to Kolbuszowa | 763.74 mi (1,229.12 km) |
| Niel to Kolno | 758.88 mi (1,221.30 km) |
| Niel to Kolo | 616.45 mi (992.09 km) |
| Niel to Kolobrzeg | 515.79 mi (830.09 km) |
| Niel to Koluszki | 666.40 mi (1,072.47 km) |
| Niel to Komorniki | 534.92 mi (860.87 km) |
| Niel to Konin | 600.97 mi (967.16 km) |
| Niel to Konskie | 695.58 mi (1,119.42 km) |
| Niel to Konstancin-Jeziorna | 721.76 mi (1,161.56 km) |
| Niel to Konstantynow Lodzki | 646.45 mi (1,040.36 km) |
| Niel to Koronowo | 594.42 mi (956.63 km) |
| Niel to Koscian | 532.14 mi (856.40 km) |
