| Grass Valley to Kluczbork | 5,735.24 mi (9,229.98 km) |
| Grass Valley to Knurow | 5,791.28 mi (9,320.16 km) |
| Grass Valley to Kobylka | 5,717.28 mi (9,201.08 km) |
| Grass Valley to Kokoszki | 5,540.72 mi (8,916.92 km) |
| Grass Valley to Kolbuszowa | 5,855.63 mi (9,423.72 km) |
| Grass Valley to Kolno | 5,666.29 mi (9,119.01 km) |
| Grass Valley to Kolo | 5,671.89 mi (9,128.03 km) |
| Grass Valley to Kolobrzeg | 5,489.33 mi (8,834.22 km) |
| Grass Valley to Koluszki | 5,723.63 mi (9,211.29 km) |
| Grass Valley to Komorniki | 5,625.70 mi (9,053.68 km) |
| Grass Valley to Konin | 5,663.01 mi (9,113.74 km) |
| Grass Valley to Konskie | 5,769.75 mi (9,285.52 km) |
| Grass Valley to Konstancin-Jeziorna | 5,730.76 mi (9,222.77 km) |
| Grass Valley to Konstantynow Lodzki | 5,713.74 mi (9,195.37 km) |
| Grass Valley to Koronowo | 5,590.60 mi (8,997.21 km) |
