| Darlington to Kidricevo | 942.99 mi (1,517.60 km) |
| Darlington to Kobarid | 875.19 mi (1,408.48 km) |
| Darlington to Kobilje | 951.21 mi (1,530.82 km) |
| Darlington to Kocevje | 947.87 mi (1,525.44 km) |
| Darlington to Komen | 902.55 mi (1,452.51 km) |
| Darlington to Komenda | 909.22 mi (1,463.25 km) |
| Darlington to Koper | 915.58 mi (1,473.48 km) |
| Darlington to Kostanjevica na Krki | 956.91 mi (1,540.00 km) |
| Darlington to Kostel | 956.27 mi (1,538.97 km) |
| Darlington to Kozje | 950.47 mi (1,529.63 km) |
| Darlington to Kranj | 902.13 mi (1,451.84 km) |
| Darlington to Kranjska Gora | 870.30 mi (1,400.62 km) |
| Darlington to Krizevci | 947.68 mi (1,525.14 km) |
| Darlington to Krsko | 953.86 mi (1,535.09 km) |
| Darlington to Kuzma | 933.29 mi (1,501.98 km) |
