| Grottaferrata to Knurow | 649.38 mi (1,045.08 km) |
| Grottaferrata to Kobylka | 830.53 mi (1,336.61 km) |
| Grottaferrata to Kokoszki | 908.07 mi (1,461.39 km) |
| Grottaferrata to Kolbuszowa | 728.40 mi (1,172.24 km) |
| Grottaferrata to Kolno | 909.89 mi (1,464.33 km) |
| Grottaferrata to Kolo | 771.64 mi (1,241.84 km) |
| Grottaferrata to Kolobrzeg | 866.20 mi (1,394.01 km) |
| Grottaferrata to Koluszki | 765.64 mi (1,232.17 km) |
| Grottaferrata to Komorniki | 748.13 mi (1,204.00 km) |
| Grottaferrata to Konin | 766.67 mi (1,233.84 km) |
| Grottaferrata to Konskie | 746.43 mi (1,201.26 km) |
| Grottaferrata to Konstancin-Jeziorna | 814.04 mi (1,310.07 km) |
| Grottaferrata to Konstantynow Lodzki | 756.28 mi (1,217.12 km) |
| Grottaferrata to Koronowo | 832.89 mi (1,340.41 km) |
| Grottaferrata to Koscian | 735.37 mi (1,183.46 km) |
