| Wellingborough to Kluczbork | 813.69 mi (1,309.50 km) |
| Wellingborough to Knurow | 847.56 mi (1,364.02 km) |
| Wellingborough to Kobylka | 921.36 mi (1,482.78 km) |
| Wellingborough to Kokoszki | 801.93 mi (1,290.59 km) |
| Wellingborough to Kolbuszowa | 977.16 mi (1,572.59 km) |
| Wellingborough to Kolno | 943.37 mi (1,518.20 km) |
| Wellingborough to Kolo | 815.30 mi (1,312.09 km) |
| Wellingborough to Kolobrzeg | 683.78 mi (1,100.43 km) |
| Wellingborough to Koluszki | 869.35 mi (1,399.08 km) |
| Wellingborough to Komorniki | 733.60 mi (1,180.61 km) |
| Wellingborough to Konin | 799.77 mi (1,287.10 km) |
| Wellingborough to Konskie | 903.10 mi (1,453.40 km) |
| Wellingborough to Konstancin-Jeziorna | 920.59 mi (1,481.54 km) |
| Wellingborough to Konstantynow Lodzki | 849.72 mi (1,367.48 km) |
| Wellingborough to Koronowo | 779.10 mi (1,253.85 km) |
