| Oudewater to Knurow | 611.03 mi (983.36 km) |
| Oudewater to Kobylka | 690.94 mi (1,111.97 km) |
| Oudewater to Kokoszki | 585.71 mi (942.60 km) |
| Oudewater to Kolbuszowa | 741.07 mi (1,192.64 km) |
| Oudewater to Kolno | 719.07 mi (1,157.23 km) |
| Oudewater to Kolo | 583.45 mi (938.97 km) |
| Oudewater to Kolobrzeg | 468.15 mi (753.41 km) |
| Oudewater to Koluszki | 636.03 mi (1,023.60 km) |
| Oudewater to Komorniki | 501.51 mi (807.10 km) |
| Oudewater to Konin | 567.88 mi (913.92 km) |
| Oudewater to Konskie | 668.33 mi (1,075.58 km) |
| Oudewater to Konstancin-Jeziorna | 689.04 mi (1,108.91 km) |
| Oudewater to Konstantynow Lodzki | 616.24 mi (991.74 km) |
| Oudewater to Koronowo | 554.02 mi (891.61 km) |
| Oudewater to Koscian | 500.15 mi (804.91 km) |
