| Grays to Kluczbork | 772.72 mi (1,243.57 km) |
| Grays to Knurow | 803.25 mi (1,292.70 km) |
| Grays to Kobylka | 888.54 mi (1,429.97 km) |
| Grays to Kokoszki | 779.95 mi (1,255.21 km) |
| Grays to Kolbuszowa | 935.31 mi (1,505.24 km) |
| Grays to Kolno | 916.02 mi (1,474.19 km) |
| Grays to Kolo | 780.93 mi (1,256.78 km) |
| Grays to Kolobrzeg | 661.81 mi (1,065.08 km) |
| Grays to Koluszki | 833.10 mi (1,340.75 km) |
| Grays to Komorniki | 698.99 mi (1,124.92 km) |
| Grays to Konin | 765.36 mi (1,231.74 km) |
| Grays to Konskie | 864.52 mi (1,391.32 km) |
| Grays to Konstancin-Jeziorna | 886.53 mi (1,426.74 km) |
| Grays to Konstantynow Lodzki | 813.26 mi (1,308.81 km) |
| Grays to Koronowo | 751.00 mi (1,208.62 km) |
