| Siran to Kluczbork | 1,249.07 mi (2,010.18 km) |
| Siran to Knurow | 1,206.22 mi (1,941.22 km) |
| Siran to Kobylka | 1,192.67 mi (1,919.41 km) |
| Siran to Kokoszki | 1,366.25 mi (2,198.77 km) |
| Siran to Kolbuszowa | 1,089.42 mi (1,753.25 km) |
| Siran to Kolno | 1,216.61 mi (1,957.95 km) |
| Siran to Kolo | 1,276.31 mi (2,054.02 km) |
| Siran to Kolobrzeg | 1,456.14 mi (2,343.43 km) |
| Siran to Koluszki | 1,217.73 mi (1,959.74 km) |
| Siran to Komorniki | 1,348.90 mi (2,170.85 km) |
| Siran to Konin | 1,290.07 mi (2,076.16 km) |
| Siran to Konskie | 1,174.70 mi (1,890.50 km) |
| Siran to Konstancin-Jeziorna | 1,185.04 mi (1,907.13 km) |
| Siran to Konstantynow Lodzki | 1,234.48 mi (1,986.70 km) |
| Siran to Koronowo | 1,343.03 mi (2,161.40 km) |
