| Douai to Knurow | 687.55 mi (1,106.51 km) |
| Douai to Kobylka | 791.38 mi (1,273.60 km) |
| Douai to Kokoszki | 704.22 mi (1,133.33 km) |
| Douai to Kolbuszowa | 822.41 mi (1,323.55 km) |
| Douai to Kolno | 828.22 mi (1,332.88 km) |
| Douai to Kolo | 682.49 mi (1,098.36 km) |
| Douai to Kolobrzeg | 588.98 mi (947.88 km) |
| Douai to Koluszki | 730.64 mi (1,175.85 km) |
| Douai to Komorniki | 601.57 mi (968.13 km) |
| Douai to Konin | 667.12 mi (1,073.62 km) |
| Douai to Konskie | 757.70 mi (1,219.40 km) |
| Douai to Konstancin-Jeziorna | 787.23 mi (1,266.92 km) |
| Douai to Konstantynow Lodzki | 710.68 mi (1,143.73 km) |
| Douai to Koronowo | 664.45 mi (1,069.33 km) |
| Douai to Koscian | 598.01 mi (962.40 km) |
