| Mastic Beach to Kidricevo | 4,212.23 mi (6,778.93 km) |
| Mastic Beach to Kobarid | 4,125.41 mi (6,639.20 km) |
| Mastic Beach to Kobilje | 4,227.15 mi (6,802.95 km) |
| Mastic Beach to Kocevje | 4,199.51 mi (6,758.45 km) |
| Mastic Beach to Komen | 4,147.10 mi (6,674.11 km) |
| Mastic Beach to Komenda | 4,166.83 mi (6,705.87 km) |
| Mastic Beach to Koper | 4,155.35 mi (6,687.39 km) |
| Mastic Beach to Kostanjevica na Krki | 4,216.11 mi (6,785.17 km) |
| Mastic Beach to Kostel | 4,206.25 mi (6,769.31 km) |
| Mastic Beach to Kozje | 4,213.80 mi (6,781.46 km) |
| Mastic Beach to Kranj | 4,158.78 mi (6,692.90 km) |
| Mastic Beach to Kranjska Gora | 4,126.16 mi (6,640.41 km) |
| Mastic Beach to Krizevci | 4,220.86 mi (6,792.82 km) |
| Mastic Beach to Krsko | 4,214.95 mi (6,783.31 km) |
| Mastic Beach to Kuzma | 4,209.20 mi (6,774.05 km) |
