| Parvomay to Kobarid | 643.14 mi (1,035.03 km) |
| Parvomay to Kobilje | 537.97 mi (865.78 km) |
| Parvomay to Kocevje | 570.44 mi (918.03 km) |
| Parvomay to Komen | 624.65 mi (1,005.27 km) |
| Parvomay to Komenda | 599.89 mi (965.42 km) |
| Parvomay to Koper | 619.35 mi (996.74 km) |
| Parvomay to Kostanjevica na Krki | 550.87 mi (886.54 km) |
| Parvomay to Kostel | 564.78 mi (908.93 km) |
| Parvomay to Kozje | 551.82 mi (888.07 km) |
| Parvomay to Kranj | 608.13 mi (978.70 km) |
| Parvomay to Kranjska Gora | 640.48 mi (1,030.75 km) |
| Parvomay to Krizevci | 543.82 mi (875.19 km) |
| Parvomay to Krsko | 551.35 mi (887.31 km) |
| Parvomay to Kuzma | 555.98 mi (894.77 km) |
| Parvomay to Lasko | 568.10 mi (914.27 km) |
