| Wellingborough to Kidricevo | 843.83 mi (1,358.01 km) |
| Wellingborough to Kobarid | 765.21 mi (1,231.49 km) |
| Wellingborough to Kobilje | 856.62 mi (1,378.60 km) |
| Wellingborough to Kocevje | 839.34 mi (1,350.79 km) |
| Wellingborough to Komen | 790.37 mi (1,271.98 km) |
| Wellingborough to Komenda | 803.22 mi (1,292.66 km) |
| Wellingborough to Koper | 801.59 mi (1,290.03 km) |
| Wellingborough to Kostanjevica na Krki | 852.15 mi (1,371.41 km) |
| Wellingborough to Kostel | 847.08 mi (1,363.24 km) |
| Wellingborough to Kozje | 847.87 mi (1,364.52 km) |
| Wellingborough to Kranj | 795.57 mi (1,280.35 km) |
| Wellingborough to Kranjska Gora | 763.02 mi (1,227.97 km) |
| Wellingborough to Krizevci | 851.12 mi (1,369.74 km) |
| Wellingborough to Krsko | 850.07 mi (1,368.05 km) |
| Wellingborough to Kuzma | 838.61 mi (1,349.61 km) |
