| Gelsenkirchen to Kobarid | 467.85 mi (752.93 km) |
| Gelsenkirchen to Kobilje | 536.27 mi (863.04 km) |
| Gelsenkirchen to Kocevje | 538.39 mi (866.45 km) |
| Gelsenkirchen to Komen | 496.81 mi (799.54 km) |
| Gelsenkirchen to Komenda | 498.41 mi (802.12 km) |
| Gelsenkirchen to Koper | 511.47 mi (823.13 km) |
| Gelsenkirchen to Kostanjevica na Krki | 544.98 mi (877.06 km) |
| Gelsenkirchen to Kostel | 547.19 mi (880.62 km) |
| Gelsenkirchen to Kozje | 537.54 mi (865.09 km) |
| Gelsenkirchen to Kranj | 491.77 mi (791.43 km) |
| Gelsenkirchen to Kranjska Gora | 460.84 mi (741.65 km) |
| Gelsenkirchen to Krizevci | 532.98 mi (857.75 km) |
| Gelsenkirchen to Krsko | 541.46 mi (871.39 km) |
| Gelsenkirchen to Kuzma | 518.37 mi (834.24 km) |
| Gelsenkirchen to Lasko | 523.01 mi (841.71 km) |
