| Massy to Knurow | 742.41 mi (1,194.79 km) |
| Massy to Kobylka | 864.91 mi (1,391.94 km) |
| Massy to Kokoszki | 795.32 mi (1,279.94 km) |
| Massy to Kolbuszowa | 878.69 mi (1,414.11 km) |
| Massy to Kolno | 909.22 mi (1,463.25 km) |
| Massy to Kolo | 756.54 mi (1,217.53 km) |
| Massy to Kolobrzeg | 683.65 mi (1,100.23 km) |
| Massy to Koluszki | 800.00 mi (1,287.47 km) |
| Massy to Komorniki | 678.13 mi (1,091.34 km) |
| Massy to Konin | 741.62 mi (1,193.52 km) |
| Massy to Konskie | 822.04 mi (1,322.95 km) |
| Massy to Konstancin-Jeziorna | 858.82 mi (1,382.13 km) |
| Massy to Konstantynow Lodzki | 780.25 mi (1,255.69 km) |
| Massy to Koronowo | 748.71 mi (1,204.94 km) |
| Massy to Koscian | 672.82 mi (1,082.80 km) |
