| Groningen to Kobarid | 573.84 mi (923.50 km) |
| Groningen to Kobilje | 627.16 mi (1,009.31 km) |
| Groningen to Kocevje | 641.51 mi (1,032.40 km) |
| Groningen to Komen | 603.74 mi (971.63 km) |
| Groningen to Komenda | 600.40 mi (966.25 km) |
| Groningen to Koper | 619.39 mi (996.81 km) |
| Groningen to Kostanjevica na Krki | 644.85 mi (1,037.78 km) |
| Groningen to Kostel | 650.66 mi (1,047.13 km) |
| Groningen to Kozje | 635.71 mi (1,023.08 km) |
| Groningen to Kranj | 594.39 mi (956.58 km) |
| Groningen to Kranjska Gora | 564.87 mi (909.07 km) |
| Groningen to Krizevci | 625.80 mi (1,007.12 km) |
| Groningen to Krsko | 640.58 mi (1,030.91 km) |
| Groningen to Kuzma | 609.72 mi (981.25 km) |
| Groningen to Lasko | 622.17 mi (1,001.28 km) |
