| Siran to Koscian | 1,344.61 mi (2,163.93 km) |
| Siran to Koscielisko | 1,129.28 mi (1,817.40 km) |
| Siran to Koscierzyna | 1,372.97 mi (2,209.58 km) |
| Siran to Kostrzyn | 1,334.18 mi (2,147.15 km) |
| Siran to Kostrzyn nad Odra | 1,434.94 mi (2,309.31 km) |
| Siran to Koszalin | 1,436.31 mi (2,311.52 km) |
| Siran to Kowary | 1,336.29 mi (2,150.56 km) |
| Siran to Kozienice | 1,149.02 mi (1,849.17 km) |
| Siran to Kozuchow | 1,373.65 mi (2,210.68 km) |
| Siran to Kozy | 1,176.77 mi (1,893.82 km) |
| Siran to Krakow | 1,152.18 mi (1,854.25 km) |
| Siran to Krapkowice | 1,242.22 mi (1,999.15 km) |
| Siran to Krasnik | 1,099.17 mi (1,768.94 km) |
| Siran to Krasnystaw | 1,068.31 mi (1,719.29 km) |
| Siran to Krosno | 1,069.23 mi (1,720.77 km) |
